Circuit board and electronic equipment

Abstract

The embodiment of the utility model provides a circuit board and an electronic device, and relates to the technical field of circuit boards, first interfaces are respectively and electrically connected with corresponding second interfaces, so that a main board is electrically connected with each first board card, and the first board cards can be provided with various types of first function modules, so that the circuit board is convenient to use. Circuits with different functions can be modularly realized by using the circuit board provided by the embodiment of the utility model, the circuit board does not need to be redesigned, and the working efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of circuit board technology, and in particular to a circuit board and electronic equipment. Background Technology

[0002] A printed circuit board (PCB) is a substrate used for assembling and connecting electronic components. PCBs achieve electrical connections and physical support between electronic components by printing conductive tracks, holes, and mounting pads on an insulating substrate.

[0003] However, since different circuit boards are required to implement different functions, the design process often requires repeated redesigns, which greatly reduces work efficiency. Utility Model Content

[0004] This invention provides a circuit board and an electronic device to at least solve the problem in the prior art where different circuit boards are required to implement different functions, which leads to repeated redesigns during the design process and greatly reduces work efficiency.

[0005] In a first aspect, the present invention provides a circuit board, comprising: a motherboard and at least one first board card, wherein the first board card includes a first interface;

[0006] The motherboard includes at least one second interface that corresponds one-to-one with the first interface;

[0007] The first board is used to set up a first functional module that is electrically connected to the first interface; the first functional module has at least one type, all of which support the first interface;

[0008] In the first board, the first interface is electrically connected to the corresponding second interface.

[0009] Optionally, the motherboard is used to mount the main control module; the second interface is used for the first board to be electrically connected to the main control module.

[0010] Optionally, the first interface includes multiple first terminals, and the second interface includes multiple second terminals; in the first interface, each first terminal corresponds one-to-one with a second terminal in the second interface; the first functional module includes multiple third terminals, and in the first board, each third terminal is electrically connected to a corresponding first terminal; the main control module includes multiple fourth terminals, each fourth terminal is electrically connected to a corresponding second terminal; and each second terminal is electrically connected to a first terminal corresponding to a second terminal.

[0011] Optionally, the second terminal may be of the following types: data type, power type, and ground type; the second terminal of the data type is used for electrical connection with the fourth terminal; the second terminal of the power type is used for electrical connection with an external power source; and the second terminal of the ground type is used for grounding.

[0012] Optionally, the main control module includes a main control chip; the main control chip is electrically connected to the first board through the second interface.

[0013] Optionally, the main control module includes a main control chip and a bridge chip; the main control chip is electrically connected to the bridge chip; the bridge chip is electrically connected to the first board through the second interface.

[0014] Optionally, the first interface includes multiple first ends, and the second interface includes multiple second ends; in the first interface, each of the first ends corresponds one-to-one with the second ends in the second interface; the first functional module includes multiple third ends, and in the first board, each of the third ends is electrically connected to a corresponding first end; each of the second ends is electrically connected to a first end corresponding to a second end.

[0015] Optionally, the circuit board further includes at least one second board; the second board includes a third interface; the motherboard further includes at least one fourth interface corresponding to the third interface; the second board is used to set a second functional module electrically connected to the third interface; in the second board, the third interface is electrically connected to the corresponding fourth interface.

[0016] Optionally, the first board further includes a setting area for setting first functional modules; wherein the circuit board area required for each type of first functional module is less than or equal to the area of ​​the setting area.

[0017] Secondly, embodiments of the present invention also provide an electronic device, including the circuit board as described in the first aspect.

[0018] In this embodiment of the utility model, the motherboard and each first board are electrically connected through the first interface and the corresponding second interface. Since the first board can be equipped with various types of first functional modules, circuit modules with different functions can be modularly accessed in the circuit board of this utility model in the form of boards without redesign, thus improving work efficiency. Attached Figure Description

[0019] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the description of the embodiments of this utility model will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0020] Figure 1 This is a schematic diagram of the structure of a circuit board provided in an embodiment of the present invention;

[0021] Figure 2 This is a schematic diagram of another circuit board structure provided in an embodiment of the present invention;

[0022] Figure 3 This is a schematic diagram of a motherboard provided in an embodiment of the present utility model;

[0023] Figure 4 This is a schematic diagram of another structure of the motherboard provided in this embodiment of the utility model;

[0024] Figure 5 This is another structural schematic diagram of the motherboard provided in this embodiment of the utility model;

[0025] Figure 6 This is a schematic diagram of the structure of a first board provided in an embodiment of this utility model;

[0026] Figure 7 This is a schematic diagram of a specific structure of the circuit board provided in an embodiment of the present utility model;

[0027] Figure 8 This is a schematic diagram of another specific structure of the circuit board provided in this embodiment of the utility model;

[0028] Figure 9 This is another specific structural schematic diagram of the circuit board provided in this embodiment of the utility model.

[0029] Figure label:

[0030] 10-Main board; 11-Second interface; 111-Second terminal; 12-Fourth interface; 20-First board; 21-First interface; 211-First terminal; 22-Setting area; 30-First functional module; 301-Third terminal; 40-Main control module; 401-Fourth terminal; 41-Main control chip; 411-Fifth terminal; 42-Bridge chip; 421-Sixth terminal; 50-Second board; 51-Third interface; 60-Second functional module; C1-First capacitor; C2-Second capacitor. Detailed Implementation

[0031] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0032] Reference Figure 1 This utility model provides a circuit board, including: a motherboard 10 and at least one first board 20, the first board 20 including a first interface 21; the motherboard 10 including at least one second interface 11 corresponding to the first interface; the first board 20 is used to set a first functional module 30 electrically connected to the first interface; the first functional module 30 has at least one type, all of which support the first interface 21; in the first board 20, the first interface 21 is electrically connected to the corresponding second interface 11.

[0033] It should be noted that the type of the first interface 21 includes a Serial Advanced Technology Attachment (SATA) interface, a Universal Serial Bus (USB) interface, an Inter-Integrated Circuit (IIC) interface, or other types of interfaces; the specific form of the first interface 21 can be a connector; the type of the second interface 11 includes a Serial Advanced Technology Attachment (SATA) interface, a Universal Serial Bus (USB) interface, an Inter-Integrated Circuit (IIC) interface, or other types of interfaces; the specific form of the second interface 11 can be a connector; the first board 20 has a corresponding maximum power consumption, and the power consumption of the first functional module 30 set on the first board 20 is less than the maximum power consumption.

[0034] The first functional module 30 can take the form of a chip or a circuit; the types of the first functional module 30 include storage modules, Bluetooth modules, interface conversion modules, real-time clock (RTC) modules, electrically erasable programmable read-only memory (EEPROM), etc.

[0035] For example, on a first board 20 where the first interface 21 is a Serial Advanced Technology Accessories (SATA) interface, the types of first functional modules 30 include a 64GB storage module supporting the SATA interface, a 128GB storage module supporting the SATA interface, and a 256GB storage module supporting the SATA interface; on a first board 20 where the first interface 21 is a serial bus interface, the types of first functional modules 30 include a Bluetooth module supporting the serial bus interface, a storage module supporting the serial bus interface, and an interface conversion module supporting the serial bus interface; on a first board 20 where the first interface 21 is an internal integrated circuit interface, the types of first functional modules 30 include a real-time clock module supporting the internal integrated circuit interface, a electrically erasable programmable read-only memory supporting the internal integrated circuit interface, and an interface conversion module supporting the internal integrated circuit interface.

[0036] For example, the circuit board includes a motherboard 10 and three first boards 20. Each first board 20 includes a first interface 21, and the motherboard 10 includes three second interfaces 11. The first interface 21 of the first first board 20 is a serial bus interface, and the first interface 11 of the first second board 20 is electrically connected to the first interface 11. The first functional module 30 that can be configured on the first first board 20 includes a Bluetooth module that supports a serial bus interface, a storage module that supports a serial bus interface, and an interface conversion module that supports a serial bus interface.

[0037] The first interface 21 of the second first board 20 is an internal integrated circuit interface, and the second interface 11 is an internal integrated circuit interface. The first interface 21 of the second first board 20 is electrically connected to the second interface 11. The types of first functional modules 30 that can be set on the second first board 20 include a real-time clock module that supports the internal integrated circuit interface, a energized erasable programmable read-only memory that supports the internal integrated circuit interface, and an interface conversion module that supports the internal integrated circuit interface.

[0038] The first interface 21 of the third first board 20 is a Serial Advanced Technology Accessory (SATA) interface, and the third second interface 11 is a SATA interface. The first interface 21 of the third first board 20 is electrically connected to the third second interface 11. The types of first functional modules 30 that can be configured on the third first board 20 include a 64GB storage module that supports the SATA interface, a 128GB storage module that supports the SATA interface, and a 256GB storage module that supports the SATA interface.

[0039] In this embodiment of the utility model, the first interface 21 is electrically connected to the corresponding second interface 11, so that the motherboard 10 and each first board 20 are electrically connected. Since the first board 20 can be equipped with various types of first functional modules 30, circuits with different functions can be modularly implemented using the circuit board in this embodiment of the utility model, without the need to redesign the circuit board, thus improving work efficiency.

[0040] Optionally, in some embodiments, the motherboard 10 is used to mount the main control module 40; the second interface 11 is used to provide electrical connection between the first board and the main control module 40.

[0041] It should be noted that the main control module 40 supports the second interface 11.

[0042] In this embodiment of the utility model, by setting a main control module 40 on the motherboard 10 and electrically connecting the main control module 40 to the second interface 11, the main control module 40 and the first functional module 30 can interact with each other.

[0043] Optional, refer to Figure 7 In some embodiments, the first interface 21 includes a plurality of first terminals 211, and the second interface 11 includes a plurality of second terminals 111; in the first interface 21, the first terminals 211 correspond one-to-one with the second terminals 111 in the second interface 11; the first functional module 30 includes a plurality of third terminals 301, and in the first board 20, the third terminals 301 are electrically connected to the corresponding first terminals 211; the main control module 40 includes a plurality of fourth terminals 401, and the fourth terminals 401 are electrically connected to the corresponding second terminals 111; the second terminals 111 are electrically connected to the first terminals 211 corresponding to the second terminals 111.

[0044] In this embodiment of the utility model, by electrically connecting the first terminal 211 corresponding to the third terminal 301 to the third terminal 301, the first interface 21 can be electrically connected to the first functional module 30 on the first board 20; by electrically connecting the second terminal 111 to the first terminal 211 corresponding to the second terminal 111, the first interface 21 can be electrically connected to the second interface 11 corresponding to the first interface 21; by electrically connecting the second terminal 111 to the fourth terminal 401 corresponding to the second terminal 111, the second interface 11 can be electrically connected to the main control module 40.

[0045] Optionally, in some embodiments, the second terminal 111 may be of the following types: data type, power type, and ground type; the data type second terminal 111 is used to be electrically connected to the fourth terminal 401; the power type second terminal 111 is used to be electrically connected to an external power source; and the ground type second terminal 111 is used to be grounded.

[0046] It should be noted that the second terminal 111 of the data type is used for data and command transmission, the second terminal 111 of the power type is used for power supply, and the second terminal 111 of the ground type is used for grounding.

[0047] For example, if the first interface 21 of the first board 20 is a serial bus interface, the first interface 21 includes four first terminals 211, wherein the first first terminal 211 is of power supply type, the second first terminal 211 is of data type and is specifically the positive terminal of the differential data line of the serial bus interface, the third first terminal 211 is of data type and is specifically the negative terminal of the differential data line of the serial bus interface, and the fourth first terminal 211 is of ground type.

[0048] When the second interface 11 is a serial bus interface, the second interface 11 includes four second terminals 111. The first second terminal 111 is of power supply type, the second second terminal 111 is of data type and is specifically the positive terminal of the differential data line of the serial bus interface, the third second terminal 111 is of data type and is specifically the negative terminal of the differential data line of the serial bus interface, and the fourth second terminal 111 is of ground type.

[0049] When the first interface 21 of the first board 20 is an internal integrated circuit interface, the first interface 21 includes four first terminals 211. The first first terminal 211 is of the power supply type and is used to supply power to the first functional module 30 in the first board. The second first terminal 211 is of the data type and is specifically the information data transmission terminal of the internal integrated circuit interface. The third first terminal 211 is of the data type and is specifically the clock data transmission terminal of the internal integrated circuit interface, which controls the first functional module 30 to perform corresponding functions. The fourth first terminal 211 is of the ground type and is used to ground the first functional module.

[0050] When the second interface 11 is an internal integrated circuit interface, the second interface 11 includes four second terminals 111. The first second terminal 111 is of power supply type, the second second terminal 111 is of data type and is specifically the information data transmission terminal of the internal integrated circuit interface, the third second terminal 111 is of data type and is specifically the clock data transmission terminal of the internal integrated circuit interface, and the fourth second terminal 111 is of ground type.

[0051] When the first interface 21 of the first board 20 is a Serial Advanced Technology Attachment (SATA) interface, the first interface 21 includes six first terminals 211. The first first terminal 211 is of power type, the second first terminal 211 is of data type and is specifically the positive terminal of the transmitting end of the SATA interface, the third first terminal 211 is of data type and is specifically the negative terminal of the transmitting end of the SATA interface, the fourth first terminal 211 is of data type and is specifically the positive terminal of the receiving end of the SATA interface, the fifth first terminal 211 is of data type and is specifically the negative terminal of the receiving end of the SATA interface, and the sixth first terminal 211 is of ground type.

[0052] When the second interface 11 is a Serial Advanced Technology Attached Interface (SATA) interface, the second interface 11 includes six second terminals 111. The first second terminal 111 is of power supply type, the second second terminal 111 is of data type and is specifically the positive terminal of the receiver of the SATA interface, the third second terminal 111 is of data type and is specifically the negative terminal of the receiver of the SATA interface, the fourth second terminal 111 is of data type and is specifically the positive terminal of the transmitter of the SATA interface, the fifth second terminal 111 is of data type and is specifically the negative terminal of the transmitter of the SATA interface, and the sixth second terminal 111 is of ground type.

[0053] In some embodiments, the motherboard 10 further includes a plurality of first capacitors C1, each first capacitor C1 corresponding to a second terminal 111 of the power supply type. One end of the first capacitor C1 is electrically connected to the second terminal 111 corresponding to the first capacitor C1, and the other end of the first capacitor C1 is electrically connected to an external power supply.

[0054] In this embodiment of the utility model, the motherboard 10 is electrically connected to an external power source through a power supply type, grounded through a grounding type, and data is transmitted through a data type to realize information interaction between the motherboard 10 and the first board 20.

[0055] Optional, refer to Figure 3 In some embodiments, the main control module 40 includes a main control chip 41; the main control chip 41 is electrically connected to the first board through the second interface 11.

[0056] Specifically, in some embodiments, the main control chip 41 includes multiple fifth terminals 411; in the second interface 11, the data-type second terminal 111 corresponds one-to-one with the corresponding fifth terminal 411; the fifth terminal 411 is electrically connected to the second terminal 111 corresponding to the fifth terminal 411; the main control module 40 also includes multiple second capacitors C2, each second capacitor C2 having a corresponding fifth terminal 411, one end of the second capacitor C2 being electrically connected to the fifth terminal 411 corresponding to the second capacitor C2, and the second terminal 111 corresponding to the fifth terminal 411 being electrically connected to the other end of the second capacitor C2 corresponding to the fifth terminal 411.

[0057] For example, refer to Figure 7 The circuit board includes a main board 10 and three first boards 20. Each first board 20 includes a first interface 21. The main board 10 includes three second interfaces 11. The main board 10 also includes three first capacitors C1 and four second capacitors C2. The main board 10 is used to set up the main control module 40. The main control module 40 includes a main control chip 41. The main control chip 41 includes eight fifth terminals 411.

[0058] The first interface 21 of the first board 20 is a serial bus interface, and the first interface 21 of the first board 20 includes four first terminals 211. The first functional module 30 set on the first board 20 includes four third terminals 301. The first second interface 11 is a serial bus interface, and the first second interface 11 includes four second terminals 111.

[0059] The first interface 21 of the second first board 20 is an internal integrated circuit interface, and the first interface 21 of the second first board 20 includes four first terminals 211. The first functional module 30 set on the second first board 20 includes four third terminals 301. The second second interface 11 is an internal integrated circuit interface, and the second second interface 11 includes four second terminals 111.

[0060] The first interface 21 of the third first board 20 is a Serial Advanced Technology Accessory (SATIA) interface, and the first interface 21 of the third first board 20 includes 6 first terminals 211. The first functional module 30 set on the third first board 20 includes 6 third terminals 301. The third second interface 11 is a Serial Advanced Technology Accessory (SATIA) interface, and the third second interface 11 includes 6 second terminals 111.

[0061] On the first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the first second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the first second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the first second interface 11, the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the first second interface 11, so that the first functional module 30 in the first board 20 can transmit data with the first second interface 11 in the motherboard 10 through the first interface 21;

[0062] On the second first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the second second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the second second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the second second interface 11, the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the second second interface 11. As above, the first functional module 30 in the second first board 20 transmits data with the second second interface 11 in the motherboard 10 through the first interface 21.

[0063] On the third first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the third second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the third second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second second terminal 111 in the third second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301. The fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the third second interface 11, the fifth first terminal 211 is electrically connected to the fifth third terminal 301, the fifth first terminal 211 is electrically connected to the fifth second terminal 111 in the third second interface 11, the sixth first terminal 211 is electrically connected to the sixth third terminal 301, and the sixth first terminal 211 is electrically connected to the sixth second terminal 111 in the third second interface 11, and so on, so that the first functional module 30 in the third first board 20 can transmit data with the third second interface 11 in the motherboard 10 through the first interface 21;

[0064] In the first second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the first first capacitor C1, the second second terminal 111 is electrically connected to the first fifth terminal 411, the third second terminal 111 is electrically connected to the second fifth terminal 411, and the fourth second terminal 111 is grounded.

[0065] In the second second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the second first capacitor C1, the second second terminal 111 is electrically connected to the third fifth terminal 411, the third second terminal 111 is electrically connected to the fourth fifth terminal 411, and the fourth second terminal 111 is grounded.

[0066] In the third second interface 11, the first second terminal 111 is used for electrical connection to an external power supply. The first second terminal 111 is electrically connected to one end of the second first capacitor C1. The second second terminal 111 is electrically connected to one end of the first second capacitor C2. The other end of the first second capacitor C2 is electrically connected to the fifth terminal 411. The third second terminal 111 is electrically connected to one end of the second second capacitor C2. The other end of the second second capacitor C2 is electrically connected to the sixth terminal 411. The fourth second terminal 111 is electrically connected to one end of the third second capacitor C2. The other end of the third second capacitor C2 is electrically connected to the seventh terminal 411. The fifth second terminal 111 is electrically connected to one end of the fourth second capacitor C2. The other end of the fourth second capacitor C2 is electrically connected to the eighth terminal 411. The sixth second terminal 111 is grounded. The other end of each first capacitor C1 is grounded.

[0067] In this embodiment of the utility model, since the main control chip 41 is electrically connected to the second interface 11 corresponding to the main control chip 41, the second interface 11 is electrically connected to the first interface 21, and the first functional module 30 is electrically connected to the first interface 21, information interaction between the main control chip 41 and the first functional module 30 can be realized.

[0068] Optional, refer to Figure 4 In some embodiments, the main control module 40 includes a main control chip 41 and a bridge chip 42; the main control chip 41 is electrically connected to the bridge chip 42; the bridge chip 42 is electrically connected to the first board through the second interface 11.

[0069] For example, refer to Figure 8 The circuit board includes a motherboard 10 and three first boards 20. Each first board 20 includes a first interface 21. The motherboard 10 includes three second interfaces 11. The motherboard 10 also includes three first capacitors C1 and four second capacitors C2. The motherboard 10 is used to set up the main control module 40. The main control module 40 includes a main control chip 41 and a bridge chip 42. The bridge chip 42 includes eight sixth terminals 421.

[0070] The first interface 21 of the first board 20 is a serial bus interface, and the first interface 21 of the first board 20 includes four first terminals 211. The first functional module 30 set on the first board 20 includes four third terminals 301. The first second interface 11 is a serial bus interface, and the first second interface 11 includes four second terminals 111.

[0071] The first interface 21 of the second first board 20 is an internal integrated circuit interface, and the first interface 21 of the second first board 20 includes four first terminals 211. The first functional module 30 set on the second first board 20 includes four third terminals 301. The second second interface 11 is an internal integrated circuit interface, and the second second interface 11 includes four second terminals 111.

[0072] The first interface 21 of the third first board 20 is a Serial Advanced Technology Accessory (SATIA) interface, and the first interface 21 of the third first board 20 includes 6 first terminals 211. The first functional module 30 set on the third first board 20 includes 6 third terminals 301. The third second interface 11 is a Serial Advanced Technology Accessory (SATIA) interface, and the third second interface 11 includes 6 second terminals 111.

[0073] On the first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the first second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the first second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the first second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the first second interface 11; thereby enabling the first functional module 30 in the first board 20 to transmit data with the first second interface 11 in the motherboard 10 through the first interface 21.

[0074] On the second first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the second second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the second second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the second second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the second second interface 11; thereby enabling the first functional module 30 in the second first board 20 to transmit data with the second second interface 11 in the motherboard 10 through the first interface 21;

[0075] On the third first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the third second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the third second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second second terminal 111 in the third second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301. The fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the third second interface 11; the fifth first terminal 211 is electrically connected to the fifth third terminal 301; the fifth first terminal 211 is electrically connected to the fifth second terminal 111 in the third second interface 11; the sixth first terminal 211 is electrically connected to the sixth third terminal 301; and the sixth first terminal 211 is electrically connected to the sixth second terminal 111 in the third second interface 11. This allows the first functional module 30 in the third first board 20 to transmit data with the third second interface 11 in the motherboard 10 through the first interface 21.

[0076] In the first second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the first first capacitor C1, the second second terminal 111 is electrically connected to the first sixth terminal 421, the third second terminal 111 is electrically connected to the second sixth terminal 421, and the fourth second terminal 111 is grounded.

[0077] In the second second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the second first capacitor C1, the second second terminal 111 is electrically connected to the third sixth terminal 421, the third second terminal 111 is electrically connected to the fourth sixth terminal 421, and the fourth second terminal 111 is grounded.

[0078] In the third second interface 11, the first second terminal 111 is used for electrical connection to an external power supply. The first second terminal 111 is electrically connected to one end of the second first capacitor C1. The second second terminal 111 is electrically connected to one end of the first second capacitor C2. The other end of the first second capacitor C2 is electrically connected to the fifth sixth terminal 421. The third second terminal 111 is electrically connected to one end of the second second capacitor C2. The other end of the second second capacitor C2 is electrically connected to the sixth sixth terminal 421. The fourth second terminal 111 is electrically connected to one end of the third second capacitor C2. The other end of the third second capacitor C2 is electrically connected to the seventh sixth terminal 421. The fifth second terminal 111 is electrically connected to one end of the fourth second capacitor C2. The other end of the fourth second capacitor C2 is electrically connected to the eighth sixth terminal 421. The sixth second terminal 111 is grounded. The other end of each first capacitor C1 is grounded. The main control chip 41 and the bridge chip 42 are electrically connected.

[0079] In this embodiment of the utility model, since the main control chip 41 is electrically connected to the bridge chip 42, the bridge chip 42 is electrically connected to the second interface 11 corresponding to the bridge chip 42, the second interface 11 is electrically connected to the first interface 21, and the first functional module 30 is electrically connected to the first interface 21, information interaction between the main control chip 41 and the first functional module 30 can be realized.

[0080] Optional, refer to Figure 5 In some embodiments, the main control chip 41 is electrically connected to the first board through the second interface 11.

[0081] For example, refer to Figure 9 The circuit board includes a motherboard 10 and three first boards 20. Each first board 20 includes a first interface 21. The motherboard 10 includes three second interfaces 11. The motherboard 10 also includes three first capacitors C1 and four second capacitors C2. The motherboard 10 is used to set up a main control module 40. The main control module 40 includes a main control chip 41 and a bridge chip 42. The main control chip 41 includes four fifth terminals 411, and the bridge chip 42 includes four sixth terminals 421.

[0082] The first interface 21 of the first board 20 is a serial bus interface, and the first interface 21 of the first board 20 includes four first terminals 211. The first functional module 30 set on the first board 20 includes four third terminals 301. The first second interface 11 is a serial bus interface, and the first second interface 11 includes four second terminals 111.

[0083] The first interface 21 of the second first board 20 is an internal integrated circuit interface, and the first interface 21 of the second first board 20 includes four first terminals 211. The first functional module 30 set on the second first board 20 includes four third terminals 301. The second second interface 11 is an internal integrated circuit interface, and the second second interface 11 includes four second terminals 111.

[0084] The first interface 21 of the third first board 20 is a Serial Advanced Technology Accessory (SATIA) interface, and the first interface 21 of the third first board 20 includes 6 first terminals 211. The first functional module 30 set on the third first board 20 includes 6 third terminals 301. The third second interface 11 is a Serial Advanced Technology Accessory (SATIA) interface, and the third second interface 11 includes 6 second terminals 111.

[0085] On the first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the first second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the first second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the first second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the first second interface 11; thereby enabling the first functional module 30 in the first board 20 to transmit data with the first second interface 11 in the motherboard 10 through the first interface 21.

[0086] On the second first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the second second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the second second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second terminal 111 in the second second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301, and the fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the second second interface 11; thereby enabling the first functional module 30 in the second first board 20 to transmit data with the second second interface 11 in the motherboard 10 through the first interface 21;

[0087] On the third first board 20, the first first terminal 211 is electrically connected to the first third terminal 301, the first first terminal 211 is electrically connected to the first second terminal 111 in the third second interface 11, the second first terminal 211 is electrically connected to the second third terminal 301, the second first terminal 211 is electrically connected to the second second terminal 111 in the third second interface 11, the third first terminal 211 is electrically connected to the third third terminal 301, the third first terminal 211 is electrically connected to the third second second terminal 111 in the third second interface 11, and the fourth first terminal 211 is electrically connected to the fourth third terminal 301. The fourth first terminal 211 is electrically connected to the fourth second terminal 111 in the third second interface 11; the fifth first terminal 211 is electrically connected to the fifth third terminal 301; the fifth first terminal 211 is electrically connected to the fifth second terminal 111 in the third second interface 11; the sixth first terminal 211 is electrically connected to the sixth third terminal 301; and the sixth first terminal 211 is electrically connected to the sixth second terminal 111 in the third second interface 11. This allows the first functional module 30 in the third first board 20 to transmit data with the third second interface 11 in the motherboard 10 through the first interface 21.

[0088] In the first second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the first first capacitor C1, the second second terminal 111 is electrically connected to the first sixth terminal 421, the third second terminal 111 is electrically connected to the second sixth terminal 421, and the fourth second terminal 111 is grounded.

[0089] In the second second interface 11, the first second terminal 111 is used to be electrically connected to an external power supply, the first second terminal 111 is electrically connected to one end of the second first capacitor C1, the second second terminal 111 is electrically connected to the third sixth terminal 421, the third second terminal 111 is electrically connected to the fourth sixth terminal 421, and the fourth second terminal 111 is grounded.

[0090] In the third second interface 11, the first second terminal 111 is used for electrical connection to an external power supply. The first second terminal 111 is electrically connected to one end of the second first capacitor C1. The second second terminal 111 is electrically connected to one end of the first second capacitor C2. The other end of the first second capacitor C2 is electrically connected to the first fifth terminal 411. The third second terminal 111 is electrically connected to one end of the second second capacitor C2. The other end of the second second capacitor C2 is electrically connected to the second fifth terminal 411. The fourth second terminal 111 is electrically connected to one end of the third second capacitor C2. The other end of the third second capacitor C2 is electrically connected to the third fifth terminal 411. The fifth second terminal 111 is electrically connected to one end of the fourth second capacitor C2. The other end of the fourth second capacitor C2 is electrically connected to the fourth fifth terminal 411. The sixth second terminal 111 is grounded. The other end of each first capacitor C1 is grounded. The main control chip 41 and the bridge chip 42 are electrically connected.

[0091] In this embodiment of the utility model, since the main control chip 41 is electrically connected to the second interface 11 corresponding to the main control chip 41, the second interface 11 is electrically connected to the first interface 21, and the first functional module 30 is electrically connected to the first interface 21, information interaction between the main control chip 41 and the first functional module 30 can be realized.

[0092] Optionally, in some embodiments, the first interface 21 includes a plurality of first ends 211, and the second interface 11 includes a plurality of second ends 111; in the first interface 21, the first ends 211 correspond one-to-one with the second ends 111 in the second interface 11; the first functional module 30 includes a plurality of third ends 301, and in the first board 20, the third ends 301 are electrically connected to the corresponding first ends 211; the second ends 111 are electrically connected to the first ends 211 corresponding to the second ends 111.

[0093] In this embodiment of the utility model, by electrically connecting the first end 211 corresponding to the third end 301 to the third end 301, the first interface 21 can be electrically connected to the first functional module 30 on the first board 20; by electrically connecting the second end 111 to the first end 211 corresponding to the second end 111, the first interface 21 can be electrically connected to the second interface 11 corresponding to the first interface 21.

[0094] Optional, refer to Figure 2 In some embodiments, the circuit board further includes at least one second board 50; the second board 50 includes a third interface 51; the motherboard 10 further includes at least one fourth interface 12 corresponding to the third interface; the second board 50 is used to set a second functional module 60 electrically connected to the third interface; in the second board 50, the third interface 51 is electrically connected to the corresponding fourth interface 12.

[0095] It should be noted that the second functional module 60 can be in the form of a chip or a circuit; the second board 50 supports only one type of second functional module 60, such as a power module, a clock module, or a module with a non-standard interface.

[0096] Specifically, the motherboard 10 is used to set up the main control module 40, which is electrically connected to each fourth interface 12. In some embodiments, the main control module 40 includes a main control chip 41, which is electrically connected to each fourth interface 12. In other embodiments, the main control module 40 includes a main control chip 41 and a bridge chip 42, which are electrically connected. The main control chip 41 has a corresponding fourth interface 12, and the bridge chip 42 has a corresponding fourth interface 12. The main control chip 41 is electrically connected to its corresponding fourth interface 12, and the bridge chip 42 is electrically connected to its corresponding fourth interface 12. In still other embodiments, the main control module 40 includes a main control chip 41 and a bridge chip 42, which are electrically connected. The bridge chip 42 is electrically connected to each fourth interface 12.

[0097] In this embodiment of the utility model, since the third interface 51 is electrically connected to the fourth interface 12 corresponding to the third interface 51, the third interface 51 is electrically connected to the second functional module 60, and the main control module 40 is electrically connected to each fourth interface 12, information interaction between the main control module 40 and the second functional module 60 can be realized.

[0098] Optional, refer to Figure 6 In some embodiments, the first board 20 further includes a setting area 22, which is used to set the first functional module 30; wherein the circuit board area required for each type of first functional module 30 is less than or equal to the area of ​​the setting area 22.

[0099] In this embodiment of the utility model, since the circuit board area required for each type of first functional module 30 is less than or equal to the area of ​​the setting area 22 of the first board 20, the first board 20 can carry multiple types of first functional modules 30.

[0100] This utility model embodiment also provides an electronic device, including the circuit board as described above.

[0101] The implementation of circuit boards in electronic devices is similar to that of the aforementioned circuit boards, and will not be repeated here.

[0102] In this embodiment of the invention, different circuits can be implemented by replacing the first functional module 30 on the first board 20 and replacing the second board 50, which simplifies the design of the circuit board, shortens the development cycle of the circuit board, and improves the development efficiency. Moreover, the use of mature and standardized first functional module 30 and second functional module 60 effectively ensures the development quality of the circuit board and improves the overall reliability of the circuit board. The first board 20 and the second board 50 can be reused in different circuits, saving time for secondary development and debugging. By mounting different first functional modules 30 on the same first board 20, different functions can be implemented, making the design of the circuit board more flexible.

[0103] In summary, in this embodiment of the present invention, the first interface 21 is electrically connected to the corresponding second interface 11, thereby electrically connecting the motherboard 10 and each first board 20. Since the first board 20 can be equipped with various types of first functional modules 30, circuits with different functions can be modularly implemented using the circuit board in this embodiment of the present invention, without the need to redesign the circuit board, thus improving work efficiency.

[0104] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

[0105] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A circuit board, characterized in that, include: A motherboard and at least one first board, the first board including a first interface; The motherboard includes at least one second interface that corresponds one-to-one with the first interface; The first board is used to set up a first functional module that is electrically connected to the first interface; the first functional module has at least one type, all of which support the first interface; In the first board, the first interface is electrically connected to the corresponding second interface.

2. The circuit board according to claim 1, characterized in that, The motherboard is used to house the main control module; The second interface is used for electrical connection between the first board and the main control module.

3. The circuit board according to claim 2, characterized in that, The first interface includes multiple first ends, and the second interface includes multiple second ends; in the first interface, each first end corresponds one-to-one with a second end in the second interface. The first functional module includes multiple third terminals, and in the first board, each third terminal is electrically connected to a corresponding first terminal. The main control module includes multiple fourth terminals, each of which is electrically connected to a corresponding second terminal. The second end is electrically connected to the first end corresponding to the second end.

4. The circuit board according to claim 3, characterized in that, The second terminal can be of three types: data type, power type, and ground type. The second terminal of the data type is used for electrical connection with the fourth terminal; The second terminal of the power supply type is used for electrical connection with an external power source; The second terminal of the grounding type is used for grounding.

5. The circuit board according to claim 2, characterized in that, The main control module includes a main control chip; The main control chip is electrically connected to the first board through the second interface.

6. The circuit board according to claim 2, characterized in that, The main control module includes a main control chip and a bridge chip; The main control chip is electrically connected to the bridge chip; The bridging chip is electrically connected to the first board through the second interface.

7. The circuit board according to claim 1, characterized in that, The first interface includes multiple first ends, and the second interface includes multiple second ends; in the first interface, each first end corresponds one-to-one with a second end in the second interface. The first functional module includes multiple third terminals, and in the first board, each third terminal is electrically connected to a corresponding first terminal. The second end is electrically connected to the first end corresponding to the second end.

8. The circuit board according to any one of claims 1 to 7, characterized in that, The circuit board further includes at least one second board; the second board includes a third interface; the motherboard further includes at least one fourth interface corresponding to the third interface; The second board is used to set up a second functional module that is electrically connected to the third interface; In the second board, the third interface is electrically connected to the corresponding fourth interface.

9. The circuit board according to any one of claims 1 to 7, characterized in that, The first board also includes a setting area, which is used to set the first functional module; The required circuit board area for each type of first functional module is less than or equal to the area of ​​the setting area.

10. An electronic device, characterized in that, The circuit board includes any one of claims 1 to 9.

Images