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304 results about "Communication boards" patented technology

Cross-platform data communication board card data processing method and device

The embodiment of the invention provides a cross-platform data communication board card data processing method and device. Uniform interface abstraction is achieved by creating a driving interface object layer and an application program interface layer. A protocol identification module and a protocol template library are innovatively designed, and flexible protocol analysis and conversion are supported. A user state event simulation mechanism and a buffer grading mechanism are introduced, a lock-free concurrent queue is adopted to process real-time data, a disk maps and stores overflow data, and dynamic scaling of a processing thread is realized through a load balancing scheduler. According to the method, the platform limitation and the performance bottleneck of a traditional communication board card are broken through, and an efficient and reliable data processing solution is provided for an industrial automation system.
Owner:KAIYUN LIANCHUANG (BEIJING) TECH CO LTD

Shunting automatic driving and protection technology in full operation scene

The invention discloses a shunting automatic driving and protection technology in a full operation scene. In order to improve the safety and efficiency of shunting operation, the shunting operation system is composed of a shunting protection and auxiliary driving platform, a vehicle-mounted intelligent sensing platform, an intelligent management and control data platform and a communication subsystem. The shunting protection and auxiliary driving subsystem comprises a vehicle-mounted subsystem and a ground subsystem, the vehicle-mounted subsystem is provided with a shunting auxiliary driving vehicle-mounted host and the like, and the ground subsystem comprises a host unit and the like. The vehicle-mounted intelligent sensing subsystem can detect obstacles and give an alarm. The intelligent management and control data platform is divided into four layers including a data layer and the like. And the communication subsystem realizes communication of each module. The shunting auxiliary driving vehicle-mounted host is provided with a host and an expansion unit which are consistent in structure, the host and the expansion unit comprise a main controller and the like, two links are established between the units through communication board cards, and the controller of one system can use adjacent communication board cards. The system is used for intelligent management of railway traffic, and has the advantages of safety, high efficiency, full-scene applicability and the like.
Owner:CHINA STATE RAILWAY GRP CO LTD +1

Communication board card and storage system

The invention relates to the technical field of storage systems, in particular to a communication board card and a storage system. The invention provides a communication board card which is applied to a storage system and comprises at least one controller connecting slot position and at least one communication network port. Wherein each controller in the storage machine head of the storage system is mounted to the communication board card through each controller connecting slot, and is in communication connection with the storage disk cabinet of the storage system based on each communication network port in the communication board card. Therefore, an independent network card does not need to be configured for each controller, so that the cost can be reduced, and the communication between each controller and the storage disk cabinet of the storage system is not influenced.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Bus type feeder communication method of SMT high-speed chip mounter

The invention discloses a bus type feeder communication method of an SMT (Surface Mount Technology) high-speed chip mounter, which comprises the following steps of: performing intelligent hot plug detection: when any feeder is inserted into any standard slot, immediately sending a hot plug signal to a corresponding feeder communication board by the feeder; as long as the feeder communication board receives a hot plug signal, the automatic unibus identification and automatic addressing step is automatically executed immediately, and in addition, when the feeder communication board detects that a feeder is pulled out, the bit mask step and the online slot ID listing step are automatically executed immediately; according to the invention, many technical problems of the current SMT high-speed chip mounter in the aspect of hot plugging are effectively solved, intelligent automatic detection, automatic identification and dynamic binding of the slot ID are realized, and the communication efficiency is high, efficient and reliable.
Owner:DONGGUAN WILDFIRE TECH CO LTD

Image forming apparatus including metal structure for arranging a control board and a wireless communication board

An image forming apparatus includes: a wireless communication board on which a communication circuit is mounted, the communication circuit communicating image data with an external device in a wireless manner; an image forming unit that forms an image based on the image data; a control board connected to the wireless communication board via a connection line to control an image forming operation of the image forming unit; and an accommodation portion of a metal material in which the control board is accommodated, wherein a predetermined metal plate constituting the accommodation portion has a recessed portion, and the wireless communication board is positioned in the recessed portion.
Owner:CANON KK

Integrated circuit system of coupling equipment

The invention discloses an integrated circuit system of coupling equipment, and relates to the technical field of optoelectronic device packaging. According to the system, the main control module and the golden finger connector are integrated through the communication base plate, and the LED light source driving module, the photoelectric detection module and other functional modules are connected in a pluggable mode to form closed-loop control. And the main control module adopts a double-microcontroller architecture, so that data acquisition and driving control are separated, and the real-time response efficiency is improved. Each functional module is connected with the communication base plate through a golden finger connector, and an expansion interface of each functional module supports the access of a UV curing controller and other modules, so that the expansibility of the system is enhanced. The device is high in integration degree and excellent in module cooperation efficiency, coupling time can be shortened, hardware cost and maintenance cost can be reduced, production line beat efficiency and equipment operation stability can be improved, and the device is suitable for automatic coupling packaging of elements such as optical modules and lasers.
Owner:ZHONGSHAN SIGE AUTOMATION TECH CO LTD

Inter-board synchronous triggering method of microinstruction and microinstruction control test system

The invention relates to a microinstruction inter-board synchronous triggering method and a microinstruction control test system, and the method comprises the steps: receiving a synchronous clock signal sent by a communication board card, and starting the cycle counting based on the synchronous clock signal, and obtaining a clock count value; sequentially expanding each test instruction into one or more microinstructions based on the sequence of the plurality of test instructions pre-loaded to the cache; receiving a starting instruction sent by the communication board card, wherein the starting instruction comprises a starting count value; the starting count value is compared with the clock count value, when the clock count value is equal to the starting count value for the first time, operation of the microinstruction is triggered, and the problems that communication time needs to be spent and the real-time performance is poor when the microinstruction is synchronously triggered are solved.
Owner:HANGZHOU CHANGCHUAN TECH CO LTD

Interlocking processing subsystem data online automatic updating method and system

The invention provides an interlocking processing subsystem data online automatic updating method and system, and the method comprises the steps: obtaining to-be-updated data of each board card of an interlocking processing subsystem, the to-be-updated data comprising an operating system mirror image, a board card software mirror image and configuration data; acquiring board card position information of the interlocking processing subsystem and an IP address of a communication board card; displaying a detailed board card arrangement diagram of the interlocking processing subsystem on a visual interface of an upper computer based on the board card position information; a target updating board card is selected on a visual interface of the upper computer, updating operation is carried out, the upper computer communicates with the communication board card through the IP address so as to establish connection with the target updating board card, and the upper computer automatically generates an updating instruction and issues the updating instruction to the target updating board card so as to update the target updating board card. And updating the operating system mirror image, the board card software mirror image and the configuration data to the target updated board card.
Owner:CASCO SIGNAL LTD

Low-power-consumption electromagnetic water meter system with dynamic excitation and self-calibration functions

The invention discloses a low-power-consumption electromagnetic water meter system with dynamic excitation and self-calibration functions, which comprises a sensor layer, a metering board, a main control board and a communication board, and is characterized in that the sensor layer comprises an excitation coil, an electrode pair, a temperature sensor and a pressure sensor; the metering board comprises an excitation driving circuit, a signal conditioning circuit, a high-precision ADC and a register block, the main control board comprises an embedded processor, an RTC clock, a data storage module and a display screen, and the embedded processor is used for receiving signals and processing and executing tasks according to a pre-written program; the RTC clock is used for providing an accurate and continuous time reference for the embedded processor; the communication board comprises an NB-IoT / 485 / PWM multimode communication interface, when water flow passes through the measuring pipe, the electrode pair generates an induced voltage signal, after the induced voltage signal is converted by the signal conditioning circuit and the high-precision ADC, the main control board optimizes excitation parameters in real time by combining environmental parameters and a cloud platform strategy, and meanwhile, triple calibration is periodically executed to ensure the precision of a signal chain.
Owner:HENAN HANWEI ELECTRONICS

Multi-stage separable autonomous underwater vehicle and control method thereof

The invention belongs to but not limited to the technical field of underwater navigation, and particularly relates to a multi-stage separable autonomous underwater vehicle and a control method thereof.The multi-stage separable autonomous underwater vehicle comprises propellers, a vehicle power module is composed of longitudinal propellers at the bottoms of all sections of power cabins, after all the sections of power cabins are separated, the next section of power cabin continues to run, and the propellers are started; when the aircraft body moves forwards, the continuous movement of the aircraft is ensured by the propellers; the power cabin is wrapped by a peripheral transparent fiber shell, and a power module, a battery pack and a control unit are arranged in the power cabin; a control core of the aircraft is arranged in a first section power cabin and comprises a lithium battery, a power supply module, a control board, a driving board and a communication board; in order to prevent seawater erosion, waterproof motors are adopted for executing mechanisms of the steering engines and the propellers, and control and driving signals are transmitted through watertight cables.
Owner:NAVAL UNIV OF ENG PLA

Intelligent valve monitoring equipment

The invention discloses intelligent valve monitoring equipment which is particularly suitable for the conditions that manual recording of the number of turns of a switch valve is not accurate and recording of the switching time is insufficient. The device comprises a Hall sensor assembly, a main control board and a communication board. The main control board and the communication board are both arranged in the main control box body, and the Hall sensor assembly is arranged on the main control board and used for sensing magnetic field changes when the valve rotates. The main control board further comprises a microcontroller assembly used for processing output signals of the Hall sensor assembly so as to determine the rotating direction, the number of turns and the duration of the valve. The communication board comprises a wireless module and is used for transmitting the valve state data to a remote server. In the operation process, the number of turns of opening and closing of the valve can be accurately recorded, the health state of the valve is monitored in real time, the water leakage condition is found and reported in time, delay of manual inspection period time is reduced, and leakage losses are reduced.
Owner:SHANGHAI CHENGTOU WATER (GRP) CO LTD WATER PROD BRANCH +1

Wave gear device comprising strain gauge type torque sensor

To provide a wave gear device provided with a strain gauge type torque sensor without causing increase in device dimension.SOLUTION: In a wave gear device 1, a communication board 12 of a strain gauge type torque sensor 10 is attached to a flat board mounting surface 55 formed by cutting a part of a circular outer peripheral surface 54 of an outer ring 51 of a cross roller bearing 5 (support bearing) into a D-shape. A part of an outer peripheral side of an installation space of the outer ring 51 is used as an installation space for the communication board 12. The communication board 12 can be assembled to the wave gear device 1 without causing increase in device dimension. Unlike when the communication board 12 is incorporated inside the device, the communication board 12 is not exposed to high-temperature environments or lubricant, ensuring the life of the torque sensor 10.SELECTED DRAWING: Figure 2
Owner:HARMONIC DRIVE SYST IND CO LTD

SFTP-based trackside security platform data downloading method, system and equipment

The invention relates to an SFTP-based trackside security platform data downloading method, system and device, and the method comprises the steps: carrying out software self-inspection on an SFTP server based on a configuration file, and building a network connection with a trackside security platform after the self-inspection is passed; the SFTP server sends a message to the trackside security platform every fixed period, wherein the message comprises a version number and a working state of the SFTP server; starting the SFTP server, and setting relevant parameters of the server; starting an SFTP event monitoring thread to manage a connection request of a client, and if the connection request passes authentication, transmitting a file through an SSH session to realize downloading of trackside security platform data from a server to the client; wherein the configuration file comprises version information of the server, IP address and port number information of a redundant red and blue network of a communication board card of the trackside security platform, and IP address and port number information of a local redundant red and blue network. Compared with the prior art, the method has the advantages that transmission safety and integrity are improved, and transmission is more efficient.
Owner:CASCO SIGNAL LTD

Communication method of aircraft simulation platform and aero-engine controller

The invention relates to a method for communication between an aircraft simulation platform and an aero-engine controller. The method comprises the following steps: determining a communication protocol to be used for communication with the aero-engine controller; automatically configuring a communication board card of the aircraft simulation platform based on the communication protocol; analyzing to-be-sent data based on the communication protocol; and transmitting the analyzed data to be sent to the aero-engine controller.
Owner:AECC COMML AIRCRAFT ENGINE CO LTD

Intelligent control all-in-one machine and battery production formation and component distribution equipment

This application relates to the field of battery formation and capacity testing equipment technology, and discloses an intelligent control integrated machine and battery production formation and capacity testing equipment. The intelligent control integrated machine includes: a chassis, a bus backplane, a main control board, a control board, a data acquisition board, a communication board, and a power supply board. The main control board, control board, data acquisition board, communication board, and power supply board are all detachably plugged into the chassis, and when plugged into the chassis, they are respectively plugged into the bus backplane. In this application, when the main control board, control board, data acquisition board, communication board, and power supply board are plugged into the chassis and connected to the bus backplane, the connection of each functional board can be quickly and easily realized, reducing the complex wiring and connection between devices, improving the stability and reliability of the system, and reducing the space occupied by the entire control equipment.
Owner:ZHUHAI TITANS NEW POWER ELECTRONICS CO LTD

Circuit breaker device and circuit breaker control method

The invention provides a circuit breaker device and a circuit breaker control method, and relates to the technical field of circuits. The circuit breaker device comprises a plurality of circuit breakers, at least one control board, a power board and a communication board, the plurality of circuit breakers are connected with a preset AC power supply; each control board is connected with at least two circuit breakers, and at least one control board is connected with the communication board; the at least one control board and the communication board are connected with the power board. Therefore, efficient control is achieved, resources, cost and physical space are saved, and replacement and maintenance are convenient.
Owner:SHANGHAI LIANGXIN ELECTRICAL CO LTD +1

Combined expansion board card

ActiveCN222441711UReduce wire consumptionData switching detailsLoop networksGate arrayRing network
The utility model provides a combined expansion board card, which is used for reducing line consumption of a system where the combined expansion board card is located, and comprises a communication board and an expansion board, the communication board comprises an external data receiving module, a first Ethernet transceiver, an M-LVDS transceiver, a field programmable logic gate array chip and a bus. The external data receiving module is used for carrying out data acquisition on external connection equipment; the field programmable logic gate array chip is connected with the M-LVDS transceiver; the bus is connected with the M-LVDS transceiver; the first Ethernet transceiver is connected with the field programmable logic gate array chip; the expansion board comprises a ring network Ethernet communication module, a second Ethernet transceiver, a third Ethernet transceiver and a core board; the ring network Ethernet communication module is used for being connected with an Ethernet communication link; the second Ethernet transceiver is connected with the core board; and the third Ethernet transceiver is respectively connected with the looped network interaction module and the core board.
Owner:HNAC TECH

Communication box convenient to disassemble and assemble and air conditioner prototype

The utility model discloses a communication box convenient to disassemble and assemble and an air conditioner model machine with the communication box, and relates to the technical field of communication equipment. Wherein the communication box comprises a communication box base, a communication board and a communication box cover, the communication box base is provided with a cavity, and a limiting structure is arranged in the cavity; the communication board is arranged in the cavity and is limited and fixed through a limiting structure; one side of the communication box cover is connected with one side of the communication box base in a buckled or hinged mode, and the other side of the communication box cover is connected with the other side of the communication box base through a screw structure. According to the communication device box, the hidden danger of electric shock caused by mistakenly touching the communication board when the buckle fails due to the fact that only the buckle is used for fixing is avoided, a worker can conveniently disassemble and assemble the communication device box during wiring, after the communication device box is fixed to a wall or the interior of a product, the box does not need to be disassembled any more, wiring and wire disassembling operation can be completed only by disassembling the communication device box cover, and the communication device box is convenient to disassemble and assemble.
Owner:GUANGDONG ENBOLI ELECTRIC CO LTD +1

Chip test log analysis method and device, storage medium and computer equipment

The embodiment of the invention discloses a chip test log analysis method and device, a storage medium and computer equipment. The method comprises the steps of receiving a test log compression package in a communication board, receiving an instruction of the communication board, obtaining a chip test result of a test board in the communication board according to the instruction, determining whether the test log compression package has a first test log package or not based on the test result, and if yes, sending the test log package to the communication board; if yes, analyzing the test log compressed package with the first test log package, and if not, not analyzing the test log compressed package. According to the scheme provided by the embodiment of the invention, the log packets generated after the chip is tested can be screened, so that only the log packets failed in test are analyzed, and the analysis efficiency of the log packets is improved while the calculation amount of a host is reduced.
Owner:SHENZHEN HONGXINYU STORAGE TECH CO LTD

Two-channel servo steering engine driver capable of efficiently utilizing space

The utility model discloses a two-channel servo steering engine driver capable of efficiently utilizing space, which relates to the technical field of driver space layout structures and comprises a power supply and communication board, a board-to-board connection pin header and a driving control board. The power supply is connected with the communication board and the driving control board through board-to-board connecting pin headers, and limiting holes meshed with the board-to-board connecting pin headers are formed in the power supply, the communication board and the driving control board. According to the utility model, the vertical space of the circuit board is utilized, circuit elements are distributed on a plurality of layers, the area of the circuit board is obviously reduced, the structural layout is compact, and each element on the circuit board can play a maximum role in a limited space, so that the design of a high-density servo steering engine driver is realized, and the design cost is reduced. And compared with a steering engine driver with the same function performance, the space utilization rate is greatly improved, and the structure is compact.
Owner:YUNNAN HONGSHENGYUAN ELECTROMECHANICAL TECH DEV CO LTD

Test device and method for an inter-station secure information transfer system

The application provides a kind of inter-station safety information transmission system testing device and method, the one-way test component and two-way test component of the device are connected with inter-station safety information transmission system through driving line, and the connection line is connected with the one-way communication board and two-way communication board of inter-station safety information transmission system.In the scheme, the one-way test component and two-way test component are connected with inter-station safety information transmission system through driving line respectively, when the status signal generated by one-way test component is transmitted to two-way test component, it is determined that the signal transmission from one-way to two-way of inter-station safety information transmission system is normal, when the status signal generated by two-way test component is transmitted to one-way test component, it is determined that the signal transmission from two-way to one-way of inter-station safety information transmission system is normal, and inter-station safety information transmission system is connected through two driving lines, to realize the purpose of simplifying wiring and preventing wiring error test failure.
Owner:BEIJING RAILWAY SIGNAL

Wall liquid crystal electric door and window controller

The utility model relates to the technical field of controllers, and provides a wall liquid crystal electric door and window controller which comprises an embedded box, a bottom box is arranged in the embedded box in a sleeved mode, at least one connecting portion is arranged in the embedded box, the bottom box is provided with a matching portion matched with the connecting portion, the matching portion is connected with the connecting portion in a clamped mode, and the connecting portion is connected with the embedded box in a clamped mode. A circuit board module is mounted in the bottom box, the circuit board module comprises a power supply driving board, a mainboard and a communication board, a liquid crystal screen cover plate is mounted on one side of the bottom box, and a liquid crystal screen and a microphone loudspeaker module are mounted on one side of the liquid crystal screen cover plate. According to the utility model, by integrating the clamping structure of the embedded box and the bottom box, the circuit board module, the power supply driving board, the mainboard, the communication board and the liquid crystal screen cover plate with the liquid crystal screen and the microphone loudspeaker module, the centralized control and intelligent management of the electric door and window are realized, the installation process is simplified, and the stability and reliability of the system are improved; and meanwhile, a plurality of redundant remote controllers are abandoned.
Owner:GUANGDONG MEIXU INTELLIGENT TECHNOLOGY CO LTD

Communication support and communication device

The utility model relates to the technical field of communication equipment, and discloses a communication support and a communication device. Comprising a telescopic mechanism, the telescopic mechanism comprises a shell, a toothed plate is arranged in an inner cavity of the shell, a gear is meshed with the right side of the toothed plate, a first motor is arranged on the front side of the shell, the output end of the first motor is connected with the gear, and an angle adjusting mechanism is arranged at the top of the toothed plate; the first motor can drive the gear to rotate, so that the meshed toothed plate can be driven to ascend and descend, the angle adjusting mechanism at the top of the toothed plate is driven to ascend and descend accordingly, and when not in use, the toothed plate can be contracted into the inner cavity of the shell, so that the device is more convenient to carry during transportation and movement; the communication board can be adjusted according to the needed use height, the usability is higher, multi-angle adjustment can be conveniently carried out on the communication board, the whole carrying adjustment is not needed, and more convenience is achieved.
Owner:HEILONGJIANG XIAOSHI INTELLIGENT TECH CO LTD

Virtual board card communication protocol unified packaging method

The invention provides a unified packaging method for a communication protocol of a virtual board card, and relates to the technical field of computers, and the method comprises the steps: firstly, constructing a universal virtual board card model according to the interface functions of various communication board cards; then, constructing a standard virtual bus data encapsulation protocol; and finally, calling a standard virtual bus data encapsulation protocol through the universal virtual board card model to process the data so as to realize the transceiving process of the data on the virtual bus. By constructing the universal virtual board card model and the standard virtual bus data encapsulation protocol, software function verification can get rid of limitation of physical equipment, the development and iteration period of an embedded system is shortened, the development efficiency is improved, the cost is reduced, the debugging process is simplified, meanwhile, the code reuse rate is increased, and the development cost is reduced. The difficulty of learning and cross-device maintenance of a developer on a privatized driving interface is reduced, and the compatibility and expansibility requirements of an embedded system are met.
Owner:LUOYANG INST OF ELECTRO OPTICAL EQUIP OF AVIC

Inverter plug cord test fixture

The utility model relates to the technical field of test tools, in particular to an inverter plug cord test tool. The inverter plug cord comprises a first interface, a second interface, a first cable for connecting the first interface and the second interface, a box body, a third interface fixed on the box body and matched with the first interface in an inserting manner, a fourth interface matched with the second interface in an inserting manner, and a fifth interface connected with a precision wire comprehensive tester, the third interface and the fourth interface are electrically connected to the fifth interface respectively; the third connector and the fourth connector are fixed to the edge of the top face of the box body. The third interface is a four-core plastic plug male end, and the first interface is a four-core plastic plug female end; the fourth interface is an eight-core communication board female end assembly, and the second interface is an eight-core communication board male end assembly; the fifth interface is a 64P ox horn connector seat; the inverter plug cord test fixture provided by the utility model can conveniently and quickly test whether the inverter plug cord is a good product, thereby ensuring the qualified rate of company products.
Owner:SUZHOU ANBU NEW ENERGY TECH CO LTD

Multi-mode fusion intelligent talkback data acquisition terminal

A multimode fusion intelligent talkback data acquisition terminal provided by the present invention comprises an equipment main body and a communication antenna, the equipment main body is internally provided with a display screen assembly, a main control board assembly and a communication assembly, the equipment main body is internally provided with a plurality of installation screw columns, and the communication assembly comprises a communication control board and an installation substrate. A placement position and a plurality of mounting extension lugs are arranged on the mounting substrate, the communication control panel is fixedly arranged in the placement position, and mounting screw holes are formed in the mounting extension lugs. The multi-mode fusion talkback terminal has the beneficial effects that the problem that the mounting hole site in the shell of the multi-mode fusion talkback terminal in the prior art cannot be adapted to various communication boards can be solved, the mounting flexibility of different communication modules can be improved by arranging the mounting substrate, fixing the communication control board on the mounting substrate, and mounting extension lugs and mounting screw columns are mounted and fixed, and the communication control board is convenient to mount. Therefore, the equipment main body can be compatible with the installation of different communication modules, the production cost of a product is effectively controlled, and the use experience of a user and the competitiveness of the product are improved.
Owner:SHENZHEN WANWEI COMMUNICATION TECHNOLOGY CO LTD

A highway structure detection data collection terminal

This utility model discloses a data acquisition terminal for highway structure inspection, including a data acquisition terminal and a detachable battery module and wireless communication board module that can be inserted into the data acquisition terminal. The data acquisition terminal has a touch screen on the front and a data acquisition board inside. The back has a battery compartment and a wireless communication board compartment. Both the battery compartment and the wireless communication board compartment have multi-pin battery holder springs. The wireless communication board compartment also has a USB plug that connects to the data acquisition board. Guide rails are provided in the battery compartment and the wireless communication board compartment, allowing the battery module and the wireless communication module to be inserted into them. There are six types of wireless communication modules, each corresponding to a different wireless communication protocol. This utility model solves the problems of inconvenient battery replacement, limited wireless communication methods, and easy misinsertion during module installation in existing technologies, improving the practicality, reliability, and adaptability of the data acquisition terminal.
Owner:HENAN PROVINCIAL COMM PLANNING & DESIGN INST CO LTD

ARINC429 communication board card based on PXIE bus triggering

The invention discloses an ARINC429 communication board card based on PXIE bus triggering, and relates to the technical field of data transmission control, in particular to an ARINC429 communication board card based on PXIE bus triggering, which is characterized in that the ARINC429 communication board card comprises an ARINC429 communication board card and is used for multichannel 429 data communication triggering output, the ARINC429 communication board card comprises a PXIE bus connector; the FPGA is used for processing communication and control information data; the eight-channel trigger bus transceiver is connected with the PXIE bus connector and the FPGA; the 429 level conversion receiving chip and the 429 level conversion sending chip are connected with the FPGA; an SCSI68 communication connector; the analog-to-digital isolation chip is connected with the 429 level conversion receiving chip and the 429 level conversion transmitting chip; a power management module; the system is high in model integration level, employs an FPGA to send an instruction, controls and triggers a target board card through a PXIE bus interface, can achieve the simultaneous control of a plurality of target board cards, achieves the extension of the receiving and transmitting functions of a plurality of 429 buses, meets different application demands, and is more flexible in operation.
Owner:XIAN KAIRUI MEASUREMENT & CONTROL TECH CO LTD

CAN communication board, safety controller and subsea Christmas tree

The invention discloses a CAN communication board, a safety controller and a subsea Christmas tree, and relates to the technical field of communication. The CAN communication board comprises a power supply module, a control module, a first CAN communication isolation module, a second CAN communication isolation module, a state monitoring module and a display module. The power module is used for providing power supply voltage for the control module; the first CAN communication isolation module is used for realizing CAN communication between the control module and the main control board card; the state monitoring module is used for monitoring state information of the CAN communication board and sending the state information to the control module; the second CAN communication isolation module is used for providing redundant CAN communication for the CAN communication board; the control module is used for displaying the state information of the CAN communication board through the display module and / or outputting a display signal to the display module according to the state information of the CAN communication board, the CAN communication board is provided, the communication requirement of the safety controller is met, and the communication reliability of the safety controller is ensured.
Owner:THE 711TH RES INST OF CHINA STATE SHIPBUILDING CORP +1

Edge gateway hardware design system

The invention discloses an edge gateway hardware design system, which relates to the technical field of communication and industrial control, and comprises a core board, a bottom board, an FSU expansion board and a communication board, the core board is connected with the bottom board through a golden finger interface and is used for processing first data, second data and / or third data sent by the bottom board and sending the processed first data, second data and / or third data to the bottom board; the communication board is connected with the bottom board through a USB interface and is used for receiving the first data processed by the core board through the bottom board; and the FSU expansion board is connected with the bottom board through a serial peripheral interface and is used for receiving the third data processed by the core board through the bottom board. According to the invention, the technical problems of complex structure, poor expansibility, insufficient compatibility and difficulty in meeting diversified sensor access and efficient data transmission requirements of base station power and environment monitoring equipment in the prior art are solved.
Owner:CHINA TOWER CO LTD