Industrial PON gateway with enhanced computing power and industrial PON gateway system

Abstract

The utility model provides an industrial PON gateway with enhanced computing power and an industrial PON gateway system. The industrial PON gateway comprises a double uplink interface module, a double storage interface module, an industrial interface module, a main control circuit, an Ethernet port, a WIFI interface circuit and a USB expander, the double uplink interface module comprises a fixed communication circuit and a cellular network communication circuit, the double storage interface module is connected with an external memory, and the main control circuit comprises a PON interface, an Ethernet interface, an HSIO interface, a Uart interface and a GPIO interface. The PON interface is connected with a PON optical module in the fixed communication circuit, the Ethernet interface is connected with the Ethernet through an Ethernet port, the HSIO interface is connected with the WIFI interface circuit and the external memory through different channels, and is connected with the cellular network communication circuit by being connected with the USB expander, the Uart interface is connected with the debugging interface circuit, and the GPIO interface is connected with the expansion GPIO interface. According to the industrial PON gateway, the data bearing capacity and the transmission reliability of the gateway during uplink and downlink data transmission are enhanced, the computing power of the gateway is enhanced, and the working efficiency is improved.

Description

Technical Field

[0001] The present application relates to the field of communication equipment, and in particular to an industrial PON gateway with enhanced computing power and an industrial PON gateway system. Background Art

[0002] The industrial gateway connects with industrial equipment and business platforms to collect data from industrial equipment and transmit the collected data upstream to the business platform. It aggregates and processes data through the business platform and transmits production instructions downstream to industrial equipment, thereby visualizing industrial production equipment and improving product quality.

[0003] The industrial gateway in the prior art includes a gateway main control circuit, a communication circuit, an Ethernet port circuit and a power supply circuit. The gateway main control circuit connects to industrial equipment through an interface connected to the communication circuit, and connects to Ethernet and a business platform through an Ethernet port circuit, thereby realizing data transmission between industrial equipment and the business platform.

[0004] However, as the scale of the manufacturing industry continues to grow, the number of industrial equipment that needs to transmit data to and from industrial gateways is increasing, and the amount of data transmitted and processed is also increasing. The existing industrial gateways use Ethernet to transmit large amounts of data over long distances, which to a certain extent affects the transmission efficiency and quality, and is difficult to meet the current needs of industrial development. Utility Model Content

[0005] The present application provides an industrial PON gateway with enhanced computing power and an industrial PON gateway system, which are used to enhance the computing power of the industrial PON gateway and improve work efficiency and quality.

[0006] In a first aspect, the present application provides an industrial PON gateway with enhanced computing power, the industrial PON gateway comprising: a dual uplink interface module, a dual storage interface module, an industrial interface module and a main control circuit;

[0007] The dual uplink interface module includes a fixed communication circuit and a cellular network communication circuit;

[0008] The dual storage interface modules are used to connect external storage devices respectively;

[0009] The fixed communication circuit includes a PON optical module.

[0010] Optionally, the main control circuit includes a PON interface, a HSIO interface, a Uart interface and a SPI interface;

[0011] Industrial interface modules include RS232 industrial interface and RS485 industrial interface;

[0012] External memory includes Flash memory chip and hard disk;

[0013] The PON interface is connected to the PON optical module, the HSIO interface is connected to the cellular network communication circuit, the HSIO interface is also connected to the hard disk, the SPI interface is connected to the Flash storage chip, and the Uart interface is connected to the industrial interface module.

[0014] Optionally, the fixed communication circuit also includes an Ethernet port.

[0015] Optionally, the industrial PON gateway further includes a downstream interface, the Ethernet port is also used as the downstream interface, and the downstream interface further includes a WIFI interface circuit.

[0016] Optionally, the industrial PON gateway further comprises a connector;

[0017] The connector is used to connect the HSIO interface of the main control circuit, wherein the connector includes a first connector, a second connector and a third connector; the HSIO interface includes a HSIO0 interface, a HSIO1 interface, a HSIO2 interface and a HSIO3 interface.

[0018] Optionally, the WIFI interface circuit connects the HSIO0 interface and the HSIO1 interface through a connector and / or PCIE; wherein the WIFI interface circuit supports connector connections of MiniPCIE, M.2KEY-E, M.2KEY-B, and M.2KEY-M, and the WIFI interface circuit also supports PCIE Gen1 and PCIE Gen2 bus connections.

[0019] Optionally, the hard disk in the industrial PON gateway is connected to the HSIO2 interface via a PCIE Gen2 bus, and the cellular network communication circuit in the industrial PON gateway is connected to the HSIO3 interface via USB3.0, USB2.0 and / or a connector.

[0020] Optionally, the industrial PON gateway further includes a USB extender; wherein the USB extender includes DP1, DP2, DP3 and DP4;

[0021] DP1 is connected to the connector, which is connected to the cellular network communication circuit. DP2 is connected to the external expansion device interface, which is also connected to the external expansion device. DP3 and DP4 are connected to the standard expansion interface, which is also connected to the expansion adapter.

[0022] Optionally, the industrial PON gateway further includes a memory interface circuit and a debug interface circuit;

[0023] The memory interface circuit is connected to the main control circuit, and the memory interface circuit is also connected to the memory circuit to perform storage expansion on the main control circuit;

[0024] The debug interface circuit is connected to the Uart interface.

[0025] Optionally, the main control circuit further includes a GPIO interface, a reset circuit, a clock circuit, an interface LED indicator light and / or a button, wherein the GPIO interface includes a GPIO0 interface, a GPIO1 interface and a GPIO2 interface;

[0026] The GPIO0 interface is connected to the data transmission circuit, the GPIO1 interface is connected to the industrial PON gateway interface LED indicator and / or button, and the GPIO2 interface is connected to the reset circuit and clock circuit of the industrial PON gateway through the extended GPIO interface.

[0027] Optionally, the industrial PON gateway further includes a power supply circuit, the power supply circuit including a main power supply and a sub-power supply;

[0028] The input end of the main power supply is connected to the power adapter and the AC power. The main power supply also includes a single-pole double-throw switch, and the power supply mode of the main power supply is selected by the single-pole double-throw switch; the sub-power supply includes a first sub-power supply, a second sub-power supply, a third sub-power supply and a fourth sub-power supply;

[0029] The first sub-power supply includes a first resistor and a second resistor, the first resistor is connected to the external expansion device interface and the standard expansion interface, and the second resistor is connected to the cellular network communication circuit; the second sub-power supply includes a third resistor and a fourth resistor, the third resistor is connected to the clock circuit, the debugging interface circuit, the external memory, the reset circuit, the USB extender and the WIFI interface circuit; the third resistor is also connected to the LED indicator light, the PON optical module, the main control circuit and the memory interface circuit; the fourth resistor is connected to the HSIO interface, the Uart interface and the GPIO interface of the main control circuit; the third sub-power supply includes a fifth resistor, the fifth resistor is connected to the USB extender, and the fifth resistor is also connected to the memory interface circuit and the main control circuit; the fourth sub-power supply includes a sixth resistor and a seventh resistor, the sixth resistor is connected to the current limiting resistor in the cellular network communication circuit, and the seventh resistor is connected to the memory.

[0030] Optionally, the power circuit is connected to the industrial PON gateway, specifically including:

[0031] The input end of the first sub-power supply is connected to the main power supply, the output end of the first sub-power supply is connected to the external expansion device interface and the standard expansion interface, and the control end of the first sub-power supply is connected to the GPIO interface; the output end of the first sub-power supply is also connected to the cellular network communication circuit; the input end of the second sub-power supply is connected to the main power supply, the output end of the second sub-power supply is connected to the clock circuit, the debugging interface circuit, the external memory, the reset circuit and the USB extender, the control end of the second sub-power supply is connected to the GPIO interface, and the output end of the second sub-power supply is connected to the WIFI interface circuit; the input end of the third sub-power supply is connected to the third resistor, and the output end of the third sub-power supply is connected to the USB extender; the input end of the fourth sub-power supply is connected to the second resistor, and the output end of the fourth sub-power supply is connected to the current limiting resistor in the cellular network communication circuit;

[0032] The control end of the second sub-power supply is also connected to the reset circuit, and the output end of the second sub-power supply is also connected to the LED indicator light, the PON optical module, the main control circuit and the memory interface circuit; the output end of the second sub-power supply is also connected to the HSIO interface, the Uart interface and the GPIO interface of the main control circuit; the output end of the third sub-power supply is also connected to the memory interface circuit and the main control circuit; the input end of the fourth sub-power supply is also connected to the third resistor, and the output end is also connected to the memory interface circuit.

[0033] In a second aspect, the present application provides an industrial PON gateway system, including: Ethernet, RS232 equipment, RS485 equipment, and the industrial PON gateway of the first aspect;

[0034] Among them, Ethernet is connected to the industrial PON gateway through the Ethernet interface of the industrial PON gateway; RS232 devices are connected to the industrial PON gateway through the RS232 industrial interface; RS485 devices are connected to the industrial PON gateway through the RS485 industrial interface.

[0035] The industrial PON gateway and industrial PON gateway system with enhanced computing power provided by the present application include a dual uplink interface module, a dual storage interface module, an industrial interface module, a WIFI interface circuit, a USB extender and a main control circuit, wherein the dual uplink interface module includes a fixed communication circuit and a cellular network communication circuit, the dual storage interface module is connected to an external memory, and the main control circuit includes a PON interface, an Ethernet interface, an HSIO interface, a Uart interface and a GPIO interface. The PON optical module in the fixed communication circuit is connected to the main control circuit via the PON interface, connected to the Ethernet port via the Ethernet interface for accessing the Ethernet, and connected to a USB extender supporting multiple types via the HSIO interface, so that the USB extender is extended to connect to the cellular network communication circuit, and the Ethernet port and the PON optical module are placed in the same uplink interface group for transmitting uplink data, the HSIO interface is also connected to the WIFI interface circuit, and is placed in the same downlink interface group with the Ethernet port for transmitting downlink data, in addition, the external memory is connected via the HSIO interface and / or the USB extender to realize storage expansion for the industrial PON gateway, the data transmission circuit, the LED indicator light and the button are connected via the GPIO interface, and the debugging interface circuit is connected via the Uart interface. The present application realizes dual uplink data transmission from the user side to the network side through a PON optical module and a cellular network communication circuit, while improving the reliability and efficiency of data transmission, and expands various types of communication modes and dual storage modules through a USB extender, thereby enhancing the ability and efficiency of the gateway to perform data transmission in an industrial environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the present application.

[0037] Figure 1 An application scenario diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the utility model;

[0038] Figure 2 A structural block diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the utility model;

[0039] Figure 3 A structural block diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the utility model;

[0040] FIG4( a) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0041] FIG4( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0042] FIG4( c ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0043] FIG4( d ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0044] FIG5( a ) is a circuit diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0045] FIG5( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0046] FIG6( a ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0047] FIG6( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0048] FIG6( c ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0049] FIG6( d ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0050] FIG. 7( a ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0051] FIG7( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0052] FIG8( a ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0053] FIG8( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0054] FIG8( c ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0055] FIG8( d ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0056] FIG9( a) is a circuit diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0057] FIG9( b ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0058] FIG9( c ) is a circuit schematic diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model;

[0059] Fig.10 A circuit schematic diagram of an industrial PON gateway with enhanced computing power provided in one embodiment of the utility model;

[0060] Fig.11 A structural block diagram of a power supply circuit provided in one embodiment of the utility model.

[0061] Explanation of the reference numerals: 10: business platform; 11: industrial PON gateway; 12: industrial equipment; 13: optical line terminal; 14: optical splitter; 15: optical network unit; 20: main control circuit; 444: connector; 21: memory interface circuit; 22: Flash storage chip; 30: PON optical module; 40: Ethernet transformer; 41: Ethernet port; 50: WIFI interface circuit; 51: first connector; 52: second connector; 60: USB extender; 61: cellular network communication circuit; 63: third connector; 65: external expansion device interface; 66: standard expansion interface; 70: hard disk; 801: debugging interface circuit; 802: RS232 industrial interface; 803: RS485 industrial interface; 901: data transmission circuit; 902: LED indicator / button; 903: extended GPIO interface.

[0062] The above drawings have shown clear embodiments of the present application, which will be described in more detail later. These drawings and text descriptions are not intended to limit the scope of the present application in any way, but to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0063] Here, exemplary embodiments will be described in detail, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are only examples consistent with some aspects of the present application as detailed in the attached claims.

[0064] It should be noted that the user information (including but not limited to user device information, user personal information, etc.) and data (including but not limited to data used for analysis, stored data, displayed data, etc.) involved in this application are all information and data authorized by the user or fully authorized by all parties, and the collection, use and processing of relevant data must comply with relevant laws, regulations and standards, and provide corresponding operation entrances for users to choose to authorize or refuse.

[0065] The relevant terms in the present invention are explained as follows, and the embodiments of the present application are described in combination with the Chinese full name / abbreviation of the following relevant terms.

[0066] Universal Asynchronous Receiver / Transmitter: Universal Asynchronous Receiver / Transmitter, referred to as Uart;

[0067] Serial peripheral interface: Serial Peripheral interface, referred to as SPI;

[0068] High Speed ​​I / O, referred to as HSIO;

[0069] High-speed serial computer expansion bus: peripheral component interconnect express, referred to as PCIE;

[0070] General purpose input output port: General purpose input output, referred to as GPIO;

[0071] Ethernet: Gigabit Ethernet, referred to as GE;

[0072] Wireless fidelity technology: wireless fidelity, referred to as WIFI;

[0073] 10Gigabit Passive Optical Network: 10Gigabit Passive Optical Network, referred to as XG-PON;

[0074] 10Gigabit Ethernet Passive Optical Network: 10GEPON for short;

[0075] 10-Gigabit-capable symmetric passive optical network, referred to as XGS-PON;

[0076] 50Gigabit Passive Optical Network: 50G PON for short;

[0077] Registered Jack: Registered Jack, referred to as RJ;

[0078] NotAnd: NotAnd, referred to as NAND;

[0079] Flash storage chip: Flash Memory, also known as flash memory, referred to as Flash;

[0080] Embedded Multi Media Card: eMMC for short;

[0081] System on Chip: System on Chip, referred to as SOC;

[0082] Onboard: bosa on board, referred to as BOB;

[0083] Small Form Pluggable: Small Form Pluggable, referred to as SFP;

[0084] Non-volatile memory host controller interface specification: Non-Volatile Memory express, referred to as NVME;

[0085] Solid-state drive: solid-state drive, referred to as SSD;

[0086] Memory: Double Data Rate 4, referred to as DDR4;

[0087] Small expansion interface: Mini PCI Express, referred to as Mini PCIE;

[0088] Generation: Generation 1, referred to as Gen1;

[0089] Second generation: Generation 2, referred to as Gen2;

[0090] Clock: Real-time clock, referred to as RTC;

[0091] Reset: Reset;

[0092] Integrated circuit bus: Inter-Integrated Circuit, referred to as IIC;

[0093] Send: Transport, referred to as TX;

[0094] Receive: Receive, referred to as RX;

[0095] Direct Current: Direct Current, referred to as DC;

[0096] High-definition digital display interface standard: Displayport, referred to as DP;

[0097] Smart card: Subscriber Identification Module, referred to as SIM;

[0098] Embedded smart card: Embedded Subscriber Identification Module, referred to as ESIM.

[0099] In the prior art, an industrial gateway includes a gateway main control circuit, a communication circuit, an Ethernet port circuit and a power supply circuit, wherein the gateway main control circuit is connected to industrial equipment via an interface connected to the communication circuit, and the gateway main control circuit is also connected to Ethernet via a wide area network interface circuit and a local area network interface circuit, so that industrial equipment can access the network through the local area network interface of the industrial gateway, and the business platform is connected to the business platform over a long distance via the communication circuit, and data transmission between the industrial equipment and the business platform is achieved through the information transmission technology of point-to-point access to the local area network.

[0100] However, as the scale of the manufacturing industry grows, the number of industrial devices that need to transmit data to and from industrial gateways is increasing. The number of industrial devices and the amount of data that factories need to transmit and process are gradually increasing. The existing industrial PON gateways are difficult to meet the current data transmission and processing needs. In addition, traditional industrial gateways are affected by the electromagnetic influence of industrial equipment, as well as lightning and dust in the external environment, which has a certain impact on the performance and security of industrial gateways.

[0101] In view of the above problems, the utility model proposes an industrial PON gateway with enhanced computing power. The industrial PON gateway with enhanced computing power includes a dual uplink interface module, a dual storage interface module, an industrial interface module and a main control circuit, wherein the dual uplink interface module includes a fixed communication circuit and a cellular network communication circuit, the dual storage interface module is used to connect to an external memory respectively, the industrial interface module includes an RS232 industrial interface and an RS485 industrial interface, the hard disk main control circuit includes a PON interface, an Ethernet interface, an HSIO interface, a Uart interface and a GPIO interface, a PON optical module is connected to the PON interface, and is used to connect the PON to the main control circuit, and the Ethernet is connected via the Ethernet interface. The cellular network communication circuit is connected to the main control circuit by connecting to the HSIO interface. The dual storage interface module connected to the external memory obtains and stores data through the HSIO interface, and connects multiple industrial devices through the Uart interface. After multiple industrial devices are connected to the industrial PON gateway, relevant instructions are obtained through the WIFI interface circuit and the Ethernet downlink interface, and then the data is forwarded to the dual uplink interface module of the fixed communication circuit and / or the cellular network communication circuit to realize long-distance uplink transmission with the business platform (i.e., the network side), thereby improving the efficiency, reliability and security of uplink and downlink data transmission in the factory (i.e., the user side).

[0102] Industrial PON gateway is a gateway based on PON technology and applied in industrial scenarios. PON is a point-to-multipoint passive optical network, and the passive optical network does not contain any electronic devices and electronic power supplies. Therefore, the industrial PON gateway based on PON avoids the influence of electromagnetic interference from external industrial equipment, reduces the failure rate of lines and industrial equipment, improves system reliability, and can also prevent various interferences from the external environment, such as electromagnetic, lightning, etc., and enhances the safety of factory operations.

[0103] Figure 1 An application scenario diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the utility model, such as Figure 1 As shown, the application scenario includes a service platform 10, an industrial PON gateway 11 and industrial equipment 12, wherein the industrial PON gateway 11 includes an optical line terminal 13, an optical splitter 14 and multiple optical network units 15, wherein the optical line terminal and the service platform are installed in the factory computer room on the network side, and the splitter, multiple optical network units and multiple industrial equipment are distributed in the factory workshop on the user side, wherein the multiple optical network units are respectively installed in different areas of the factory workshop.

[0104] Optionally, the service platform is connected to the network side of the industrial PON gateway, and the user side of the industrial PON gateway is connected to the industrial equipment. More specifically, the service platform is connected to one end of the optical line terminal on the network side of the industrial PON gateway, and the other end of the optical line terminal on the network side communicates with one end of the optical splitter on the user side through optical fiber. The other end of the optical splitter is respectively connected to one end of each optical network unit installed in different areas on the user side, and the other end of each optical network unit is connected to the corresponding industrial equipment. Therefore, a direct connection between each industrial equipment and the service platform is achieved through the industrial PON gateway, thereby realizing long-distance data communication between the industrial equipment and the service platform.

[0105] The technical solution of the present application and how the technical solution of the present application solves the above-mentioned technical problems are described in detail below with specific embodiments. The following specific embodiments can be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments. The embodiments of the present application will be described below in conjunction with the accompanying drawings.

[0106] Figure 2 A structural block diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model, such as Figure 2 As shown, the industrial PON gateway includes: a dual uplink interface module, a dual storage interface module and an industrial interface module, wherein the dual uplink interface module is a network side interface, and the dual uplink interface module includes a fixed communication circuit and a cellular network communication circuit 61, and the fixed communication circuit includes a PON optical module 30 and an Ethernet port 41. The dual storage interface module is used to connect to external memories respectively, wherein the external memories include Flash storage chips, hard disks, and eMMC, etc. The industrial interface module includes an RS232 industrial interface 802 and an RS485 industrial interface 803.

[0107] In a possible embodiment, the cellular network communication circuit is an integrated circuit (chip), such as a 4G chip, a 5G chip, and a 6G chip, etc., the PON optical module includes an XG-PON optical module, a 10G EPON optical module, an XGS-PON optical module, and a 50G PON optical module, etc., the Ethernet port includes a GE interface, an RJ45 network port, and an Ethernet optical module interface, etc., and the hard disk includes an NVME solid-state hard disk. The cellular network communication circuit, PON optical module, Ethernet port, and hard disk in the embodiment of the present application include but are not limited to the above description. The embodiment of the present application is described with the XG-PON optical module in the PON optical module.

[0108] Optionally, the industrial PON gateway also includes a main control circuit 20, and the main control module is used to connect external interfaces, PON protocol processing, application processing, data forwarding and other operations, wherein the external interface includes a dual uplink interface module, a dual storage interface module and an industrial interface module. The dual uplink interface module is connected to the dual storage interface module through the main control circuit, and is used to make the data stored in the dual storage interface module be transmitted uplink to the network side through the dual uplink interface module. The dual uplink interface module is also connected to the industrial interface module, and is used to make the industrial interface module store data through the dual uplink interface module and transmit it uplink to the network side. The industrial interface module is also connected to the dual storage interface module, and is used to make the industrial interface module store data in the dual storage interface module and wait for uplink transmission in real time.

[0109] Optionally, the main control circuit includes a PON interface, a HSIO interface, an SPI interface, and a Uart interface. The PON interface in the main control circuit is connected to the PON optical module in the dual uplink interface module, and the optical network unit is connected through the PON optical module. The HSIO interface is connected to the cellular network communication circuit in the dual uplink interface module and the external memory in the dual storage interface module, such as a hard disk. The SPI interface is connected to the Flash storage chip in the dual storage interface module, and the Uart interface is connected to the RS232 industrial interface and the RS485 industrial interface in the industrial interface module.

[0110] Optionally, the fixed communication circuit in the dual uplink interface module also includes an Ethernet port 41, wherein the Ethernet port can be used as an uplink interface, and the Ethernet port and the interface connecting the cellular network communication circuit are located in the same interface group, for providing an uplink interface to the cellular network communication circuit.

[0111] Optionally, the industrial PON gateway further includes an Ethernet transformer 40, and the main control circuit further includes an Ethernet interface, wherein the Ethernet transformer is connected to the Ethernet interface, and the Ethernet transformer is also connected to the Ethernet port, and is connected to Ethernet through the Ethernet port.

[0112] The industrial PON gateway provided by the utility model connects the PON optical fiber to the main control circuit through the PON optical module, thereby enhancing the carrying capacity and computing power of the industrial PON gateway in the process of transmitting data between the factory business platform and various operating equipment. At the same time, the cellular network communication circuit is connected to the Ethernet by connecting the Ethernet port, so that the user can select the dual uplink interface according to actual needs to select the uplink network to transmit data, thereby enhancing the adaptability of the industrial PON gateway in industrial scenarios.

[0113] Optionally, the industrial PON gateway also includes a downstream interface, and the Ethernet port used as the upstream interface for data transmission can also be used as a downstream interface to realize downstream data transmission from the network side to the user side, wherein the downstream interface also includes a WIFI interface circuit, and the downstream data transmission from the network side interface to the user side interface is realized through the WIFI interface circuit.

[0114] In a possible embodiment, Figure 2 As shown, the industrial PON gateway also includes a WIFI interface circuit 50, and the Ethernet port can also be located in the same interface group as the WIFI interface circuit, for providing a downlink interface to the WIFI interface circuit to realize downlink data transmission from the network side interface to the user side interface. The user side interface includes a downlink interface.

[0115] In a possible embodiment, the WIFI interface circuit includes a WIFI chip, and the circuits involved in the embodiments of the present application all include integrated circuits.

[0116] Optionally, the industrial PON gateway further includes a connector 444, which is used to connect the WIFI interface circuit to the HSIO interface of the main control circuit through the connector.

[0117] Optionally, the industrial PON gateway further includes a USB extender 60, a debugging interface circuit 801, a data transmission circuit 901, an LED indicator / button 902, and an extended GPIO interface 903, and the main control circuit further includes a GPIO interface. The USB extender is connected to the HSIO interface of the main control circuit, the debugging interface circuit is connected to the Uart interface of the main control circuit, and the data transmission circuit, the LED indicator / button, and the extended GPIO interface are connected to the GPIO interface.

[0118] Optionally, the connector includes a first connector, a second connector and a third connector.

[0119] More specifically, Figure 3 A structural block diagram of an industrial PON gateway with enhanced computing power provided by an embodiment of the present utility model, such as Figure 3 As shown, the industrial PON gateway includes a main control circuit 20, a PON optical module 30, an Ethernet transformer 40, an Ethernet port 41, a WIFI interface circuit 50, a first connector 51, a second connector 52, a USB extender 60, a cellular network communication circuit 61, a third connector 63, a standard expansion interface 66, an external expansion device interface 65, a hard disk 70, a debugging interface circuit 801, an RS232 industrial interface 802, an RS485 industrial interface 803, a data transmission circuit 901, an LED indicator / button 902 and an extended GPIO interface 903. Among them, the main control circuit includes a PON interface, an Ethernet interface, a HSIO interface, a Uart interface and a GPIO interface.

[0120] Optionally, the main control circuit is connected to different external circuits through a PON interface, an Ethernet interface, a HSIO interface, a Uart interface, and a GPIO interface.

[0121] Optionally, the HSIO interface in the main control circuit based on the RTL9617C chip can also realize the access of WIFI interface circuit, cellular network communication circuit, external memory and USB extender. Among them, the main control circuit model is the SOC-level chip RTL9617C of EALTEK (Realtek), and the external memory includes a hard disk.

[0122] Optionally, the HSIO interface of the main control circuit includes a HSIO0 interface, a HSIO1 interface, a HSIO2 interface and a HSIO3 interface.

[0123] More specifically, the WIFI interface circuit is connected to the HSIO0 interface and the HSIO1 interface through a connector and / or PCIE, and the WIFI interface circuit is also connected to the WIFI chip, so that the WIFI communication is used for the network side and data is transmitted downlink to the user side.

[0124] In a possible embodiment, the connector includes an M.2 interface, and the WIFI interface circuit is connected via the M.2 interface. The WIFI interface circuit supports MiniPCIE, M.2KEY-E, M.2KEY-B, and M.2KEY-M interface connector connections. In addition, the WIFI interface circuit also supports PCIE Gen1 and PCIE Gen2 bus connections.

[0125] Alternatively, if Figure 3 As shown, the WIFI interface circuit connects the first connector and the second connector, so that the WIFI is connected to the industrial PON gateway through the WIFI interface circuit.

[0126] More specifically, the HSIO0 interface is connected to one end of the first connector, the other end of the first connector is connected to the WIFI interface circuit, and the HSIO1 interface is connected to the second connector, the other end of the second connector is connected to the WIFI interface circuit. The first connector includes interfaces of KEY-E, KEY-B and KEY-M, and the second connector includes interfaces of KEY-E, KEY-B, KEY-M and MiniPCIE.

[0127] Optionally, the HSIO0 interface is further connected to the first connector via a single-channel PCIE Gen2 or dual-channel PCIE Gen2 bus, and the HSIO1 interface is connected to the second connector via a single-channel PCIE Gen2 bus.

[0128] In a possible embodiment, the HSIO0 interface is connected to the first connector of the KEY-M or KEY-B interface through a dual-channel PCIE Gen2; the HSIO0 interface is also connected to the first connector of the KEY-E type through a single-channel PCIE Gen2, and the HSIO1 interface is connected to the second connector of the KEY-E interface through a single-channel PCIE Gen2, as shown in the circuit of Figure 4(a). The HSIO1 interface is connected to the second connector of the MiniPCIE type through a single-channel PCIE Gen2, as shown in the circuit of Figure 4(c). The HSIO0 interface and the HSIO1 interface select connectors connected to different interfaces through jumper resistors. The present application uses connectors with different interfaces connected through different channels to connect the HSIO interface, thereby connecting devices of different interface types to the HSIO interface, expanding the compatibility of data communications between the industrial PON gateway and other devices, and improving the computing power of the industrial PON gateway in acquiring data for transmission in industrial scenarios and the work efficiency of the factory.

[0129] Optionally, the industrial PON gateway further includes an external memory, and the external memory is connected to the main control circuit via an SPI interface, wherein the external memory includes a Flash memory chip.

[0130] For example: Figure 3 As shown, the Flash storage chip is connected to the main control circuit through the SPI interface.

[0131] In a possible embodiment, a main control circuit based on the RTL9617C chip is connected to a Flash memory chip interface circuit through an SPI interface, and storage is expanded through the Flash memory chip interface circuit, wherein a schematic diagram of the Flash memory chip interface circuit connected to the SPI interface is shown in the circuit of FIG5(b), and a Flash memory chip with a model number of GD5F4GQ6UEYIH and a storage capacity of 4GB is connected to the main control circuit as an extended storage of the system NAND Flash memory chip.

[0132] Optionally, the external memory also includes a hard disk, wherein the hard disk can perform data transmission with other devices via dual-channel PCIE Gen2 and single-channel PCIE Gen2.

[0133] For example, a hard disk is connected to the HSIO2 interface of the main control circuit through a single-channel PCIE Gen2 bus to realize data transmission with the main control circuit.

[0134] In a possible embodiment, as shown in the circuit of FIG. 4( b ), the hard disk is connected to a connector, and is connected to a single-channel PCIE Gen2 bus through the connector, and is thereby connected to a main control circuit through a HSIO2 interface.

[0135] Optionally, the extended HSIO2 interface and / or connector of the main control circuit can also be used to expand other required modules.

[0136] In a possible embodiment, as shown in the circuit of FIG4(d), the HSIO2 interface of the main control circuit based on the RTL9617C chip is connected to the hard disk, and the hard disk is connected to the first connector through a dual channel, so as to access the main control circuit through the first connector to achieve the expansion of external storage. This application connects different types of connectors through the HSIO interface to connect the hard disk to the corresponding type of connector, and connects the SPI interface through the Flash storage chip interface circuit to connect the Flash storage chip to the main control circuit, so as to realize the dual storage function, increase the storage capacity of the industrial PON gateway for data transmission processing, increase the number of industrial equipment capable of data communication, and improve work efficiency.

[0137] Alternatively, if Figure 3 As shown, the HSIO3 interface of the main control circuit is also connected to one end of the USB extender, the other end of the USB extender is connected to one end of the third connector, and the other end of the third connector is connected to the cellular network communication circuit, so that the cellular network communication circuit is connected to the main control circuit through the HSIO3 interface, wherein the third connector includes a KEY-B type.

[0138] Optionally, the HSIO3 interface also includes a USB interface. For example, the cellular network communication circuit is also connected to the main control circuit via the USB interface.

[0139] In a possible embodiment, the main control circuit is connected to the connector of the M.2 interface through a USB extender, and is connected to the cellular network communication circuit through the connector of the M.2 interface.

[0140] More specifically, the HSIO3 interface of the main control circuit is connected to the USB extender through the USB3.0 and USB2.0 buses. Users connect other devices and / or modules through the USB extender. For example, they connect the expanded 5G module through the USB extender to enhance the communication function of the gateway.

[0141] Optionally, the USB extender includes DP1, DP2, DP3 and DP4. DP1 is connected to one end of the third connector, and the other end of the third connector is connected to the cellular network communication circuit. DP2 is connected to the external expansion device interface, the external expansion device interface is also connected to the external expansion device, DP3 and DP4 are connected to the standard expansion interface, and the expansion adapter is connected through the standard expansion interface.

[0142] In a possible embodiment, as shown in circuit 6010 of FIG6(a), a USB extender is generated by using a CYUSB3304-68LTXC chip expansion, and the HSIO3 interface based on the RTL9617C chip is connected to the USB extender through the USB3.0 and USB2.0 buses, and the HSIO3 interface is connected to one end of the third connector through DP1 of the USB extender, as shown in circuit 6310 of FIG6(a), and the USB extender is used to extend the connection of the cellular network communication circuit. The HSIO3 interface is connected to the external expansion device interface, such as the USB3.0 TYPE-A interface, through DP2 of the USB extender, as shown in circuit 6510 of FIG6(a), and is used to extend the connection of the external expansion device. The HSIO3 interface is connected to the standard expansion interface, such as the standard 19-pin socket, through DP3 and DP4 of the USB extender, as shown in circuit 6610 of FIG6(a), and is used to extend the connection of the expansion adapter cable.

[0143] Optionally, the HSIO3 interface can also be connected to an external memory through DP4 of the USB expander. As shown in the circuit of FIG6( b ), the HSIO3 interface is connected to a Flash storage chip through DP4 of the USB expander.

[0144] In a possible embodiment, the standard expansion interface and the external expansion device interface provide a total of 2A power supply current. As shown in the circuit of Figure 6(c), DP2 of the USB extender is connected to the external expansion device interface, wherein the external expansion device interface has ESD protection and current limiting protection, and the output current is 900mA. In addition, as shown in the circuit of Figure 6(d), DP3 and DP4 of the USB extender are connected to the standard expansion interface, wherein the standard expansion interface uses a 19-pin standard interface to expand two USB3.0 and USB2.0, wherein both DP3 and DP4 ports provide 900mA of current.

[0145] Optionally, DP1 of the USB extender is connected to a third connector, and the third connector is connected to a cellular network communication circuit via a USB 3.0 bus and performs data communication.

[0146] In a possible embodiment, the cellular network communication circuit includes a WIFI module. The schematic diagram of the WIFI module is shown in the circuit of FIG7( a ), and Fibocom FM650 is used as the WIFI module.

[0147] Optionally, the cellular network communication circuit is also compatible with plug-in SIM chips and ESIM chips, thereby improving scenario applicability.

[0148] In a possible embodiment, the cellular network communication circuit realizes uplink transmission of data through SIM chip access, wherein the DP1 of the USB extender is connected to the SIM card slot through a third connector to access the SIM chip, and the schematic diagram of the SIM card slot is shown in the circuit of FIG7(b). The SIM card slot can also support NAND SIM chips and has a SIM chip hot-swap function.

[0149] The present application connects a third connector through a HSIO interface, and connects a USB extender through the third connector, connects a cellular network communication circuit for uplink data transmission through different ports of the USB extender, and connects an external expansion device interface and a standard expansion interface for expansion devices and / or modules, thereby enhancing the computing power for forwarding working data between the industrial PON gateway and multiple industrial devices.

[0150] Alternatively, if Figure 3 As shown, the GPIO interface of the main control circuit includes a GPIO0 interface, a GPIO1 interface and a GPIO2 interface, wherein the GPIO0 interface is connected to the data transmission circuit, the GPIO1 interface is connected to the LED indicator light and / or button, and the GPIO2 interface is connected to the extended GPIO interface.

[0151] Optionally, the main control circuit in the industrial PON gateway is constructed based on the RTL9617C chip. The GPIO0 interface in the RTL9617C chip can realize access to the data transmission circuit, and the GPIO1 interface realizes access to the LED indicator light and / or buttons. In addition, the GPIO2 interface is connected to the extended GPIO interface, and the external expansion circuit and / or device is connected through the extended GPIO interface.

[0152] For example: connect the DC-DC circuit, IIC communication interface, reset circuit and pre-configuration circuit through the GPIO interface.

[0153] In a possible embodiment, the RTL9617C chip pre-configures the main control circuit through an extended GPIO interface. The pre-configuration schematic diagram is shown in the circuit of Figure 5(a). The system NAND Flash storage chip of the main control circuit is configured with 2K pages through the extended GPIO interface, the operating frequency of the main control circuit is configured with 1000MHz through the extended GPIO interface, the system memory of the main control circuit is configured with 2GB through the extended GPIO interface, and the printing boot information function is configured for the Uart interface of the main control circuit through the extended GPIO interface.

[0154] Alternatively, if Figure 3 As shown, the industrial PON gateway further includes a memory interface circuit 21, which is connected to the main control circuit. The memory interface circuit is also connected to the memory circuit, so as to perform storage expansion on the main control circuit.

[0155] In a possible embodiment, the memory interface circuit is connected to the main control circuit through a DDR4 interface of the main control circuit, and is connected to the DDR4 through the memory interface circuit, thereby expanding the memory of the main control circuit.

[0156] In a possible embodiment, a main control circuit based on the RTL9617C chip is connected to a memory through a memory interface circuit, and a memory with an operating frequency of 933 MHz and a memory of 1 GByte is connected to the main control circuit through the memory interface circuit as system memory expansion storage.

[0157] Optionally, the main control circuit can also be connected to the memory interface circuit via a USB extender and a USB 3.0 bus, thereby expanding the memory.

[0158] The present application connects the data transmission circuit and the extended GPIO interface through the GPIO interface, pre-configures the main control circuit through the extended GPIO interface, and adds methods for processing data in different situations according to connectors of different interface types, and connects the memory circuit through the memory interface circuit, further increasing the system memory and enhancing the computing power of the industrial PON gateway for data storage.

[0159] Optionally, the main control circuit is connected to the PON optical module through a PON interface.

[0160] In a possible embodiment, a main control circuit based on the RTL9617C chip implements access to an XG-PON optical module, a 10G EPON optical module, an XGS-PON optical module, and a 50G PON optical module through a PON interface.

[0161] In a possible embodiment, the XG-PON optical module includes an onboard BOB optical module and an SFP optical module, both of which are connected to an access resistor, which is also connected to a main control circuit, and the two types of optical modules connected to the main control circuit are selected through the access resistor.

[0162] Optionally, the SFP optical module is a pluggable optical module based on a standard SFP circuit, as shown in the circuit of FIG8( d ).

[0163] Optionally, a board-mounted BOB optical module can be built by soldering the GN28L95+BOSA circuit on a PCB board.

[0164] In a possible embodiment, the onboard BOB optical module is connected to the main control circuit, and the onboard BOB optical module uses a total of 11 pins, including TX and RX differential signal pairs, IIC, GPIO and other pins, as shown in FIG8 (a) circuit 3010. The onboard BOB optical module also includes an APD control circuit (FIG8 (b) circuit), a GN28L95+BOSA circuit (FIG8 (c) circuit), an emitter power supply control circuit (FIG8 (a) circuit 3013) and an external EEPROM circuit (FIG8 (a) circuit 3014).

[0165] Optionally, the industrial PON gateway further includes a reset circuit and a clock circuit.

[0166] In a possible embodiment, the reset circuit is connected to the main control circuit via the GPIO2 interface, and the clock circuit is connected to the main control circuit via the GPIO2 interface.

[0167] In a possible embodiment, as shown in the circuit of FIG9(b), the RX-8025T-UC chip is used as a clock circuit and connected to the main control circuit through the GPIO2 interface. As shown in the circuit of FIG9(c), the reset circuit of model SGM820B is connected to the main control circuit through the GPIO2 interface, wherein, when the industrial PON gateway operates abnormally, the reset pin of the reset circuit is connected to the chip reset pin of the main control circuit, that is, the hardware device corresponding to the industrial PON gateway is restarted by setting the chip reset pin of the main control circuit to a low level. When the device operates abnormally, the reset pin is connected to the DC-DC circuit enable pin in the main control circuit, that is, the entire industrial PON gateway hardware device is powered off by setting the DC-DC circuit enable pin to a low level, thereby restarting the device. In addition, when the device freezes due to the latch effect, the device is directly powered off by connecting the reset pin to the enable pin of the DC-DC circuit to contact the latch effect, thereby successfully restarting the device.

[0168] Optionally, the embodiment of the present application further provides an industrial PON gateway system, which includes: Ethernet, RS232 equipment, RS485 equipment and industrial PON gateway. Among them, Ethernet is connected to the industrial PON gateway through the Ethernet port of the industrial PON gateway. In addition, the industrial PON gateway is also embedded in Ethernet, and industrial equipment is connected to the industrial PON gateway through the corresponding industrial interface, thereby realizing data transmission of industrial equipment.

[0169] Optionally, the Ethernet port includes a GE interface, the Ethernet is connected to the industrial PON gateway through the GE interface, and is connected to the main control circuit through an Ethernet transformer.

[0170] In a possible embodiment, four independent PHYs are built into the main control circuit based on the RTL9617C chip to form a GE interface, and the Ethernet port is connected through an Ethernet transformer. The schematic diagram of the GE interface is shown in the circuit of FIG. 9( a ).

[0171] Optionally, the RS232 device is connected to the industrial PON gateway via an RS232 industrial interface, and the RS485 device is connected to the industrial PON gateway via an RS485 industrial interface.

[0172] Optionally, the Uart interface includes a Uart0 interface, a Uart1 interface and a Uart2 interface, wherein the Uart0 interface is connected to a debugging interface circuit, the Uart1 interface is connected to an RS232 industrial interface or an RS485 industrial interface, and the Uart2 interface is connected to an RS232 industrial interface or an RS485 industrial interface.

[0173] In a possible embodiment, the debugging interface circuit is connected to the main control circuit through the UART0 interface. The debugging interface circuit is also connected to the debugging device so that the debugging device is connected to the main control circuit. The debugging interface circuit based on the CH340N chip communicates with the debugging computer.

[0174] Optionally, the industrial PON gateway further includes a power supply circuit, the power supply circuit includes a main power supply and a sub-power supply, the input end of the main power supply is connected to a power adapter and an AC power supply, and the main power supply further includes a single-pole double-throw switch, and the power supply path of the main power supply is selected by the single-pole double-throw switch, such as Fig.10 As shown in the circuit 2050. The power supply of the main power supply includes power supply by a power adapter and power supply by AC power, such as power supply by a 12V power adapter and a 220V AC power supply.

[0175] Optionally, the power supply mode of the power supply circuit includes a direct power-off mode after power failure and a short-time power-on mode after power failure, and the two power supply modes are isolated by a diode, such as Fig.11 As shown. Among them, the direct power-off mode application circuit includes: external expansion device interface, standard expansion interface, clock circuit, debug interface circuit, external memory, USB extender, WIFI interface circuit and cellular network communication circuit, and the short-term power supply mode application circuit after power failure includes: main control circuit, memory interface circuit, PON optical module and LED indicator light. Among them, the external memory includes a hard disk.

[0176] Optionally, the sub-power supplies include a first sub-power supply, a second sub-power supply, a third sub-power supply and a fourth sub-power supply.

[0177] Optionally, the input end of the first sub-power supply is connected to the main power supply, the control end of the first sub-power supply is connected to the GPIO interface, and the output end of the first sub-power supply is connected to the external expansion device interface and the standard expansion interface, so that the GPIO interface controls the power supply voltage of the external expansion device interface and the standard expansion interface. The output end of the first sub-power supply is also connected to the cellular network communication circuit, so that the GPIO interface controls the power supply voltage of the cellular network communication circuit.

[0178] More specifically, the first power supply includes a first resistor and a second resistor. The first resistor is connected to the external expansion device interface and the standard expansion interface, and provides the voltage divided by the first resistor to the external expansion device interface and the standard expansion interface. The second resistor is connected to the cellular network communication circuit, and provides the voltage divided by the second resistor to the cellular network communication circuit.

[0179] In a possible embodiment, Fig.10 As shown in circuit 2060, the first power supply is constructed based on RT6272BHGJ6F. RT6272BHGJ6F can output 2A current. The output voltage is adjusted to 5V by using the first resistor 56.2K and the voltage divider resistor 10K. CPU_5V_EN is connected to the GPIO interface of RTL9617C to control the 5V voltage output and provide the 5V voltage to the external expansion device interface and the standard expansion interface.

[0180] In a possible embodiment, Fig.10 As shown in the circuit 2061, RT6272BHGJ6F can output 2A current, and the output voltage is adjusted to 3.8V by using the second resistor 40.2K and the voltage divider resistor 10K, so that WWLAN_P_EN is connected to the GPIO interface of RTL9617C to control the 3.8V voltage output, and the 3.8V voltage is provided to the cellular network communication circuit.

[0181] Optionally, the input end of the second branch power supply is connected to the main power supply, the output end of the second branch power supply is respectively connected to the clock circuit, the debug interface circuit, the hard disk, the reset circuit and the USB expander, the control end of the second branch power supply is connected to the GPIO interface, so that the GPIO interface controls the power supply voltage of the clock circuit, the debug interface circuit, the hard disk, the reset circuit and the USB expander, and the output end of the second branch power supply is also connected to the WIFI interface circuit, so that the GPIO interface controls the power supply voltage of the WIFI interface circuit.

[0182] More specifically, the second divided power supply includes a third resistor, which is connected to the clock circuit, debug interface circuit, hard disk, reset circuit, USB extender and WIFI interface circuit, and is used to provide the voltage divided by the third resistor to the clock circuit, debug interface circuit, hard disk, reset circuit, USB extender and WIFI interface circuit respectively.

[0183] In a possible embodiment, Fig.10 As shown in the circuit 2062, a second power supply is constructed based on RT6273BHGJ6F. RT6273BHGJ6F can output 3A current. A third resistor of 33.2K and a voltage divider resistor of 10K are used to adjust the output voltage to 3.3V. GPIO1_16 is connected to the GPIO interface of RTL9617C to control the 3.3V voltage output, and the 3.3V voltage is provided to the clock circuit, debug interface circuit, hard disk, reset circuit and USB extender.

[0184] In a possible embodiment, Fig.10 As shown in the circuit 2063, RT6273BHGJ6F can output 3A current. The output voltage is adjusted to 3.3V by using the third resistor of 33.2K and the voltage divider resistor of 10K. The CPU WLAN PWR is connected to the GPIO interface of RTL9617C to control the 3.3V voltage output and provide the 3.3V voltage to the WIFI interface circuit.

[0185] Optionally, the control end of the second power supply is also connected to a reset circuit, the output end is connected to an LED indicator light, a PON optical module, a main control circuit, and a memory interface circuit, and the LED indicator light, the PON optical module, the main control circuit, and the memory interface circuit are also respectively connected to a third resistor. The supply voltage of the second power supply is divided by the third resistor and provided to the LED indicator light, the PON optical module, the main control circuit, and the memory interface circuit respectively.

[0186] In a possible embodiment, Fig.10 As shown in the circuit 2064, when the input voltage of RT6273BHGJ6F is 12V, it can output 3A current. The output voltage is adjusted to 3.3V by using the third resistor of 33.2K and the voltage divider resistor of 10K. P3.3N_EN is connected to reset to achieve the purpose of power-off restart, and the 3.3V voltage is provided to the LED indicator, PON optical module, main control circuit and memory interface circuit.

[0187] Optionally, the second power supply further includes a fourth resistor, the output end of the second power supply is further connected to the HSIO interface, Uart interface and GPIO interface of the main control circuit, and the HSIO interface, Uart interface and GPIO interface of the main control circuit are further connected to the fourth resistor respectively. The supply voltage of the second power supply is divided by the fourth resistor and provided to the HSIO interface, Uart interface and GPIO interface of the main control circuit respectively.

[0188] In a possible embodiment, Fig.10As shown in the circuit 2065, when the input voltage of RT6273BHGJ6F is 12V, it can output 3A current. The fourth resistor of 1.91K and the voltage divider resistor of 10K are used to adjust the output voltage to 0.9V, so that P0.9EN_EN is connected to the reset circuit to achieve the purpose of power-off restart, and the 0.9V voltage is provided to the HSIO interface, Uart interface and GPIO interface of the main control circuit.

[0189] Optionally, the third power supply includes a fifth resistor, the input end of the third power supply is connected to the third resistor, the output end of the third power supply is connected to the USB extender, and the USB extender is further connected to the fifth resistor. The supply voltage of the third power supply is divided by the fifth resistor and provided to another power supply of the USB extender.

[0190] In a possible embodiment, Fig.10 As shown in circuit 2066, a third power supply is constructed based on RT5760DHGH6F. When powered by the output voltage 3.3V of RT6273BHGJ6F, RT5760DHGH6F can output 1A current, and use a 10K fifth resistor and a 10K voltage divider resistor to jointly adjust the output voltage to 1.2V, and provide 1.2V voltage to the USB extender.

[0191] Optionally, the output end of the third power supply is also connected to the memory interface circuit and the main control circuit, and the memory interface circuit and the main control circuit are also connected to a fifth resistor. The supply voltage of the third power supply is divided by the fifth resistor and provided to the memory interface circuit and the main control circuit.

[0192] In a possible embodiment, Fig.10 As shown in the circuit 2067, when the input voltage of RT5760DHGH6F is 3.3V, it can output 1A current, and use the 10K fifth resistor and the 10K voltage divider resistor to adjust the output voltage to 1.2V, and provide the 1.2V voltage to the memory interface circuit and the main control circuit.

[0193] Optionally, the fourth divided power source includes a sixth resistor, the input end of the fourth divided power source is connected to the second resistor, the output end of the fourth divided power source is connected to the current limiting resistor in the cellular network communication circuit, and the current limiting resistor in the cellular network communication circuit is also connected to the sixth resistor. The divided voltage of the second resistor is divided twice by the sixth resistor, and the divided voltage is provided to the current limiting resistor in the cellular network communication circuit.

[0194] In a possible embodiment, Fig.10As shown in circuit 2068, the fourth power supply is constructed based on RT9080-08GJ5. When powered by the output voltage 3.8V of RT6272BHGJ6F, RT9080-08GJ5 can output 600mA current. The output voltage is adjusted to 1.8V using a 20K voltage divider resistor and a 25.5K sixth resistor, and 1.8V is provided to the current limiting resistor in the cellular network communication circuit.

[0195] Optionally, the fourth divided power supply further includes a seventh resistor, the input end of the fourth divided power supply is further connected to the third resistor, the output end is connected to the memory interface circuit, and the memory interface circuit is further connected to the seventh resistor. The divided voltage of the third resistor is divided twice by the seventh resistor, and the divided voltage is provided to the memory interface circuit.

[0196] In a possible embodiment, Fig.10 As shown in the circuit 2069, when the input voltage of RT9080-08GJ5 is 3.3V, it can output 600mA current. The output voltage is adjusted to 2.5V using a 47K voltage divider resistor and a 22.1K seventh resistor, and the 2.5V voltage is provided to the memory interface circuit.

[0197] The present application supplies power to each circuit in the industrial PON gateway through the main power supply and sub-power supply of the power supply circuit, and sets the power supply mode of each circuit to a direct power-off mode after power failure or a short-time power-maintaining mode after the circuit loses power according to actual needs, thereby reducing the probability of data loss after power failure due to industrial PON gateway failure during data transmission and improving the reliability of data transmission.

[0198] In the several embodiments provided in the present application, it should be understood that the disclosed devices and methods can be implemented in other ways. For example, the device embodiments described above are only schematic. For example, the division of modules is only a logical function division. There may be other division methods in actual implementation. For example, multiple modules can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some interfaces, indirect coupling or communication connection of devices or modules, which can be electrical, mechanical or other forms.

[0199] Among them, each module can be physically separated, for example, installed in different locations of a device, or installed on different devices, or distributed on multiple network units, or distributed on multiple processors. Each module can also be integrated together, for example, installed in the same device, or integrated in a set of codes. Each module can exist in the form of hardware, or can also exist in the form of software, or can also be implemented in the form of software plus hardware. The present application can select some or all of the modules according to actual needs to achieve the purpose of the present embodiment.

[0200] Those skilled in the art will readily appreciate other embodiments of the present application after considering the specification and practicing the utility model disclosed herein. The present application is intended to cover any variations, uses or adaptations of the present application, which follow the general principles of the present application and include common knowledge or customary techniques in the art that are not disclosed in the present application. The specification and examples are intended to be exemplary only, and the true scope and spirit of the present application are indicated by the following claims.

[0201] It should be understood that the present application is not limited to the precise structures that have been described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present application is limited only by the appended claims.

Claims

1. An industrial PON gateway with enhanced computing power, It is characterized in that The industrial PON gateway includes: a dual uplink interface module, a dual storage interface module, an industrial interface module and a main control circuit; The dual uplink interface module includes a fixed communication circuit and a cellular network communication circuit; The dual storage interface modules are used to connect to external memories respectively; The fixed communication circuit includes a PON optical module.

2. The industrial PON gateway according to claim 1, It is characterized in that The main control circuit includes a PON interface, a HSIO interface, a Uart interface and a SPI interface; The industrial interface module includes an RS232 industrial interface and an RS485 industrial interface; The external memory includes a Flash memory chip and a hard disk; The PON interface is connected to the PON optical module, the HSIO interface is connected to the cellular network communication circuit, the HSIO interface is also connected to the hard disk, the SPI interface is connected to the Flash storage chip, and the Uart interface is connected to the industrial interface module.

3. The industrial PON gateway according to claim 1, It is characterized in that The fixed communication circuit also includes an Ethernet port.

4. The industrial PON gateway according to claim 2, It is characterized in that The industrial PON gateway also includes a downlink interface, the Ethernet port is also used as the downlink interface, and the downlink interface also includes a WIFI interface circuit.

5. The industrial PON gateway according to claim 4, It is characterized in that The industrial PON gateway also includes a connector; The connector is used to connect the HSIO interface of the main control circuit, wherein the connector includes a first connector, a second connector and a third connector; the HSIO interface includes a HSIO0 interface, a HSIO1 interface, a HSIO2 interface and a HSIO3 interface.

6. The industrial PON gateway according to claim 5, It is characterized in that The WIFI interface circuit is connected to the HSIO0 interface and the HSIO1 interface through a connector and / or PCIE; wherein the WIFI interface circuit supports connector connections of MiniPCIE, M.2KEY-E, M.2KEY-B, and M.2KEY-M, and the WIFI interface circuit also supports PCIE Gen1 and PCIE Gen2 bus connections.

7. The industrial PON gateway according to claim 6, It is characterized in that The hard disk in the industrial PON gateway is connected to the HSIO2 interface via a PCIE Gen2 bus, and the cellular network communication circuit in the industrial PON gateway is connected to the HSIO3 interface via USB3.0, USB2.0 and / or a connector.

8. The industrial PON gateway according to claim 7, It is characterized in that The industrial PON gateway further includes a USB extender; wherein the USB extender includes DP1, DP2, DP3 and DP4; The DP1 is connected to a connector, through which a cellular network communication circuit is connected; the DP2 is connected to an external expansion device interface, which is also connected to an external expansion device; the DP3 and the DP4 are connected to a standard expansion interface, which is also connected to an expansion adapter cable.

9. The industrial PON gateway according to claim 1, It is characterized in that The industrial PON gateway also includes a memory interface circuit and a debug interface circuit; The memory interface circuit is connected to the main control circuit, and the memory interface circuit is also connected to the memory circuit to perform storage expansion on the main control circuit; The debugging interface circuit is connected to the Uart interface.

10. The industrial PON gateway according to claim 9, It is characterized in that The main control circuit also includes a GPIO interface, a reset circuit, a clock circuit, an interface LED indicator light and / or a button, wherein the GPIO interface includes a GPIO0 interface, a GPIO1 interface and a GPIO2 interface; The GPIO0 interface is connected to the data transmission circuit, the GPIO1 interface is connected to the industrial PON gateway interface LED indicator and / or button, and the GPIO2 interface is connected to the reset circuit and clock circuit of the industrial PON gateway through the extended GPIO interface.

11. The industrial PON gateway according to claim 1, It is characterized in that The industrial PON gateway also includes a power supply circuit, and the power supply circuit includes a main power supply and a sub-power supply; The input end of the main power supply is connected to a power adapter and an alternating current, and the main power supply also includes a single-pole double-throw switch, through which the power supply mode of the main power supply is selected; the sub-power supply includes a first sub-power supply, a second sub-power supply, a third sub-power supply and a fourth sub-power supply; The first power supply includes a first resistor and a second resistor, the first resistor is connected to the external expansion device interface and the standard expansion interface, and the second resistor is connected to the cellular network communication circuit; The second power supply includes a third resistor and a fourth resistor, the third resistor is connected to the clock circuit, the debug interface circuit, the external memory, the reset circuit, the USB extender and the WIFI interface circuit; the third resistor is also connected to the LED indicator light, the PON optical module, the main control circuit and the memory interface circuit; the fourth resistor is connected to the HSIO interface, the Uart interface and the GPIO interface of the main control circuit; the third power supply includes a fifth resistor, the fifth resistor is connected to the USB extender, and the fifth resistor is also connected to the memory interface circuit and the main control circuit; the fourth power supply includes a sixth resistor and a seventh resistor, the sixth resistor is connected to the current limiting resistor in the cellular network communication circuit, and the seventh resistor is connected to the memory.

12. The industrial PON gateway according to claim 11, It is characterized in that The power supply circuit is connected to the industrial PON gateway and specifically includes: The input end of the first sub-power supply is connected to the main power supply, the output end of the first sub-power supply is connected to the external expansion device interface and the standard expansion interface, and the control end of the first sub-power supply is connected to the GPIO interface; the output end of the first sub-power supply is also connected to the cellular network communication circuit; the input end of the second sub-power supply is connected to the main power supply, the output end of the second sub-power supply is connected to the clock circuit, the debug interface circuit, the external memory, the reset circuit and the USB extender, the control end of the second sub-power supply is connected to the GPIO interface, and the output end of the second sub-power supply is connected to the WIFI interface circuit; the input end of the third sub-power supply is connected to the third resistor, and the output end of the third sub-power supply is connected to the USB extender; the input end of the fourth sub-power supply is connected to the second resistor, and the output end of the fourth sub-power supply is connected to the current limiting resistor in the cellular network communication circuit; The control end of the second branch power supply is also connected to the reset circuit, and the output end of the second branch power supply is also connected to the LED indicator light, the PON optical module, the main control circuit and the memory interface circuit; the output end of the second branch power supply is also connected to the HSIO interface, the Uart interface and the GPIO interface of the main control circuit; the output end of the third branch power supply is also connected to the memory interface circuit and the main control circuit; the input end of the fourth branch power supply is also connected to the third resistor, and the output end is also connected to the memory interface circuit.

13. An industrial PON gateway system, It is characterized in that include: Ethernet, RS232 equipment, RS485 equipment and the industrial PON gateway according to any one of claims 1 to 12; Among them, the Ethernet is connected to the industrial PON gateway through the Ethernet interface of the industrial PON gateway; the RS232 device is connected to the industrial PON gateway through the RS232 industrial interface; the RS485 device is connected to the industrial PON gateway through the RS485 industrial interface.

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