CN211427241U

CN211427241U - Debugging board and functional board card

Info

Publication number: CN211427241U
Application number: CN202020159290.5U
Authority: CN
Inventors: 刘运超
Original assignee: Datang Mobile Communications Equipment Co Ltd
Current assignee: Datang Mobile Communications Equipment Co Ltd
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-09-04
Anticipated expiration: 2030-02-05

Abstract

The embodiment of the utility model provides a debugging board and function board card, the debugging board includes first HDMI interface, debugging net gape, debugging serial port and signal interface; the first HDMI interface is arranged on the side edge of the adjusting and testing plate, and the adjusting and testing network port, the adjusting and testing serial port and the signal interface are respectively arranged on three side edges of the adjusting and testing plate; the first HDMI interface is respectively electrically connected with the debugging network port, the debugging serial port and the signal interface, and is used for being electrically connected with the functional board card. The embodiment of the utility model provides a can effectively solve current regulation board and function integrated circuit board connected mode not general, connection stability is poor to and the regulation interface overall arrangement unreasonable problem of regulation board.

Description

Debugging board and functional board card

Technical Field

The utility model relates to a communication equipment field especially relates to a debug board and function integrated circuit board.

Background

Before a wireless communication device is put into use, it is usually necessary to perform tuning and testing on a function board card such as a Remote Radio Unit (RRU), an Active Antenna Unit (AAU), and the like. In order to save cost, reduce the number and occupied positions of the interfaces of the functional board card, facilitate debugging and the like, a debugging interface peripheral circuit of the circuit board card needs to be independently formed into a debugging board, and the debugging board can convert the internal debugging and testing interface of the functional board card into a universal external debugging and testing interface such as an Ethernet port and a serial port.

The existing adjusting and measuring board is connected with the functional board card through a flexible flat cable, a flat cable interface and a connector, and the problems that the connector is easy to damage and inconvenient to use, the flat cable interface occupies large width and is difficult to seal, the flat cable is not universal and the like exist in the existing connection mode. Moreover, the ethernet port of the processor on the functional board is connected to an ETH-PHY (ethernet physical interface transceiver) chip on the debug platelet by using an RGMII (Reduced Gigabit Media independent interface) parallel interface mode, and the supported signal transmission distance is short. In addition, the external testing interface of the testing board is unreasonable in layout, so that the testing board is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a debug board and function integrated circuit board to solve current debug board and function integrated circuit board connected mode not general, connect poor stability, and debug the unreasonable problem of interface layout.

In order to solve the above problem, the utility model discloses a realize like this:

in a first aspect, an embodiment of the present invention provides a debugging board, where the debugging board includes a first HDMI interface, a debugging network port, a debugging serial port, and a signal interface;

the first HDMI interface is arranged on the side edge of the adjusting and testing plate, and the adjusting and testing network port, the adjusting and testing serial port and the signal interface are respectively arranged on three side edges of the adjusting and testing plate;

the first HDMI interface is respectively electrically connected with the debugging network port, the debugging serial port and the signal interface, and is used for being electrically connected with the functional board card.

In a second aspect, an embodiment of the present invention provides a function board, where the function board includes a processor, an FPGA chip, and a second HDMI interface, where the second HDMI interface is electrically connected to the first HDMI interface;

the second HDMI interface is arranged on the side edge of the function board card;

the processor is electrically connected with the second HDMI interface, and the FPGA chip is electrically connected with the second HDMI interface.

The embodiment of the utility model provides an in, set up first HDMI interface on the debugging board, set up the second HDMI interface on the function integrated circuit board, first HDMI interface is connected with second HDMI interface electricity. Therefore, the processor and the FPGA chip on the functional board card can send or receive signals to the debugging board through the first HDMI interface and the second HDMI interface, and send or receive signals to an external debugging device through the debugging network port, the debugging serial port and the signal interface of the debugging board respectively. The first HDMI interface is a universal interface, and the signal transmission stability is better, so that the problems that the existing adjusting and measuring board and the function board card are not universal in connection mode and poor in connection stability can be solved. In addition, the adjusting and testing network port, the adjusting and testing serial port and the signal interface of the adjusting and testing board are respectively arranged on three sides of the adjusting and testing board, so that the connecting lines of the adjusting and testing interfaces are not interfered with each other, and the problem that the layout of the adjusting and testing interfaces of the existing adjusting and testing board is unreasonable can be effectively solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 shows a schematic structural diagram of a debugging board according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a functional board according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a connection between a functional board and a testing board according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1, a structural schematic of a tuning and testing board 10 according to an embodiment of the present invention is shown, which may specifically include the following structure:

the system comprises a first HDMI interface 11, a debugging network port 12, a debugging serial port 13 and a signal interface 14;

the first HDMI interface 11 is disposed at a side of the test board 10, and the test network port 12, the test serial port 13, and the signal interface 14 are respectively disposed at three sides of the test board 10;

the first HDMI interface 11 is electrically connected with the debugging network port 12, the debugging serial port 13 and the signal interface 14 respectively, and the first HDMI interface is used for being electrically connected with a functional board card.

Specifically, as shown in fig. 1, the debug board 10 includes a first HDMI (High Definition multimedia interface) interface 11, a debug network port 12, a debug serial port 13, and a signal interface 14. In the field of communication equipment, the debugging board 10 is configured to convert an internal debugging interface of a functional board, such as a Remote Radio Unit (RRU), an Active Antenna Unit (AAU), and the like, into an external debugging interface, such as a debugging network port 12, a debugging serial port 13, a signal interface 14, and the like, and in a normal use process of the functional board, the functional board does not need to be connected to the debugging board 10. At this time, the first HDMI interface 11 of the debug board 10 may be subjected to waterproof sealing. During adjustment, the first HDMI interface 11 is used for being electrically connected with a function board.

The first HDMI interface 11 is disposed on a side of the testing board, and the testing network port 12, the testing serial port 13, and the signal interface 14 are respectively disposed on three sides of the testing board 10, so as to avoid interference between connection lines of the interfaces and reduce the size of the testing board 10. The adjustment plate 10 may be set to a square shape having a side of 6 mm. The embodiment of the utility model provides a do not restrict to the size of adjusting plate 10, and the size of adjusting plate 10 can be set according to actual conditions to the technical personnel in the field. Fig. 1 shows a situation where the test board 10 has four sides, wherein the first HDMI interface 11 is located on the left side of the test board 10, the test network port 12 is located on the right side of the test board 10, the test serial port 13 is located on the top of the test board 10, and the signal interface 14 is located on the bottom of the test board 10. It can be understood that, transfer survey net gape 12, transfer survey serial ports 13 and signal interface 14 only need be located different trilateral can, the embodiment of the utility model provides a do not restrict its concrete position, the position of transfer survey net gape 12, transfer survey serial ports 13 and signal interface 14 can be set for according to actual conditions to the skilled in the art.

The first HDMI interface 11 is electrically connected to the testing network port 12, the testing serial port 13, and the signal interface 14, respectively, and as shown in fig. 1, the testing network port 12, the testing serial port 13, and the signal interface 14 are independent interfaces. The first HDMI interface 11 can support high-speed differential signals and single-ended signals, and the first HDMI interface 11 can transmit the received signals of different types to the debug net port 12, the debug serial port 13 and the signal interface 14, respectively.

To sum up, the embodiment of the utility model provides an it has following advantage at least to debug the board:

the embodiment of the utility model provides an in, set up first HDMI interface on the debugging board, first HDMI interface is used for being connected with the function integrated circuit board electricity. Therefore, the function board can send or receive signals to the debugging board through the first HDMI interface, and send or receive signals to an external debugging device through the debugging network port, the debugging serial port and the signal interface of the debugging board respectively. The first HDMI interface is a universal interface, and the signal transmission stability is better, so that the problems that the existing adjusting and measuring board and the function board card are not universal in connection mode and poor in connection stability can be solved.

In addition, the adjusting and testing network port, the adjusting and testing serial port and the signal interface of the adjusting and testing board are respectively arranged on three sides of the adjusting and testing board, so that the connecting lines of the adjusting and testing interfaces are not interfered with each other, and the problem that the layout of the adjusting and testing interfaces of the existing adjusting and testing board is unreasonable can be effectively solved.

Optionally, the debugging network port 12 is an RJ-45 type ethernet port, the debugging serial port 13 is a DB-9 type serial port, and the signal interface 14 is an SMA type interface.

Specifically, the external physical interface of the debugging network port 12 is in a form of RJ-45(Registered Jack-45), and the RJ-45 is a standard 8-bit modular interface in a computer network and has good conduction performance. The external physical interface of the debugging serial port 13 is in a DB-9 (nine-pin serial port) form, and the DB-9 interface is an asynchronous transmission standard interface and can transmit serial port signals with RS-232 level. The external physical interface of the signal interface 14 is an SMA (small a type) interface, the SMA interface can be connected to an external instrument, and the SMA interface can transmit the single-ended clock signal of the functional board card to the external instrument.

Optionally, referring to fig. 1, the adjusting board 10 includes two signal interfaces 14, and the two signal interfaces 14 are located on the same side of the adjusting board 10.

Specifically, the test board 10 includes two signal interfaces 14, and as shown in fig. 1, the two signal interfaces 14 are located on the same side of the test board 10. Since the two signal interfaces 14 in the adjusting board 10 both transmit single-ended clock signals, the two signal interfaces 14 are located on the same side, and the situation that the external connecting lines of the signal interfaces 14 interfere with each other will not occur.

Optionally, the adjusting board 10 further includes an HDMI connection line;

one end of the HDMI connecting wire is connected with the first HDMI interface in an inserting mode, and the other end of the HDMI connecting wire is used for being electrically connected with the function board card.

Specifically, the debug board 10 further includes an HDMI connection line. One end of the HDMI connecting line is plugged with the first HDMI interface, and the other end of the HDMI connecting line is used for being electrically connected with the function board card, so that the function board card and the debugging board 10 can realize interconnection communication. The HDMI connecting wire has advantages such as low cost, signal transmission distance are long, signal transmission stability is high and long service life, uses HDMI connecting wire connection function integrated circuit board and adjusts the board, can reduce the use cost of connecting wire, and can guarantee signal transmission's stability. In addition, the first HDMI interface and the HDMI connecting line support transmission of high-speed differential signals and single-ended signals, can transmit signals of debugging and testing interfaces of various system sides, and are more convenient to use. In addition, the HDMI interface is small in size, and waterproof sealing of the HDMI interface is facilitated.

Optionally, the first HDMI interface is an a-type HDMI interface.

Specifically, the first HDMI interface is an a-type HDMI interface. The type a HDMI interface is a standard type HDMI interface, has 19 pins, and is the most common HDMI interface. In the embodiment of the present invention, the first HDMI interface includes 19 pins, wherein the 1 st to 6 th pins are SGMII (serial gigabit media independent interface) or PCIe (peripheral component interconnect express) high-speed differential signal terminals, the 7 th to 9 th pins are single-ended TTL signal terminals, the 10 th to 12 th pins are HDMI clock signal terminals, the 13 th and 19 th pins are chip management interface signal terminals, the 14 th to 16 th pins and the 18 th pin are power terminals, and the 17 th pin is a signal ground terminal.

Optionally, the HDMI connection line is an a-type-a type HDMI cable or an a-type-C type HDMI cable.

Specifically, the HDMI connecting line is an A-type-A type HDMI cable or an A-type-C type HDMI cable, two ends of the A-type-A type HDMI cable are both A-type HDMI interfaces, one end of the A-type-C type HDMI cable is the A-type HDMI interface, and the other end of the A-type-C type HDMI cable is the C-type HDMI interface. Wherein, the one end and the first HDMI interface of HDMI connecting wire are pegged graft, and the other end of HDMI connecting wire is used for pegging graft with the function integrated circuit board, if the first HDMI interface in the debugging board 10 is A type HDMI interface, then the one end of HDMI connecting wire must be A type HDMI cable to guarantee that the HDMI connecting wire matches with first HDMI interface. In the different grade type of HDMI interface, A type and C type are 19 pins, consequently, the HDMI interface in the function integrated circuit board can be A type or C type to make the other end of HDMI connecting wire and the HDMI interface phase-match of function integrated circuit board.

Optionally, the debugging board 10 further includes an ETH-PHY chip 15 and a UART-PHY chip 16;

the ETH-PHY chip 15 is electrically connected to the first HDMI interface 11 and the testing network port 12, respectively;

the UART-PHY chip 16 is electrically connected to the first HDMI interface 11 and the debug serial port 13, respectively.

Specifically, the debug board 10 further includes an ETH-PHY chip 15 and a UART-PHY chip 16. Wherein, the ETH-PHY chip 15 is electrically connected to the first HDMI interface 11 and the testing network port 12, respectively. The ETH-PHY chip 15 may convert the SGMII or PCIe high-speed differential signal in the functional board into an ethernet port signal, so as to convert the high-speed serial interface inside the functional board into the debug port 12. A UART (Universal Asynchronous Receiver/Transmitter) -PHY chip 16 is electrically connected to the first HDMI interface 11 and the debug serial port 13, respectively. The UART-PHY chip 16 may convert the single-ended TTL level signal in the functional board to an RS-232 level serial signal, thereby converting the UART interface inside the functional board to the debug serial 13. Therefore, an external instrument can be connected with the high-speed serial interface or the UART interface of the functional board card only by connecting the debugging network port 12 or the debugging serial port 13.

In a second aspect, referring to fig. 2 and fig. 3, an embodiment of the present invention further provides a function board 20, where the function board 20 includes a processor 21, an FPGA chip 22, and a second HDMI interface 23, where the second HDMI interface 23 is used for electrically connecting with the first HDMI interface 11;

the second HDMI interface 23 is arranged on the side of the functional board card;

the processor 21 is electrically connected to the second HDMI interface 23, and the FPGA chip 22 is electrically connected to the second HDMI interface 23.

Specifically, as shown in fig. 2, the function board 20 includes a processor 21, an FPGA (Field programmable gate Array) chip 22, and a second HDMI interface 23. The second HDMI interface 23 is used for being electrically connected to the first HDMI interface 11, and the first HDMI interface 11 and the second HDMI interface 23 can be respectively plugged and electrically connected to the end of the HDMI connection line, so that the function board 20 can be electrically connected to the adjustment board 10. As shown in fig. 3, the high-speed serial interface and the UART interface of the processor 21 are electrically connected to the second HDMI interface 23, and the high-speed differential signal of the high-speed serial interface and the single-ended TTL signal of the UART interface can be transmitted to the debug board 10 through the second HDMI interface 23. The TRIG _5MS clock signal interface and the TRIG _10MS clock signal interface of the FPGA chip are respectively electrically connected with the second HDMI interface 23, and the single-ended clock signal with the period of 5MS and 10MS at the FPGA chip can be transmitted to the debugging board 10 through the second HDMI interface 23. The HDMI interface can support high-speed differential signals and single-ended signals, and the signal transmission distance that supports is longer to the function integrated circuit board sets up the HDMI interface and adjusts the survey board and be connected, both can increase the commonality that the function integrated circuit board is connected, also can guarantee signal transmission's stability.

Further, when the function board 20 is normally used, the second HDMI interface 23 does not need to be connected to the debug board 10. At this time, the second HDMI interface 23 may be subjected to waterproof sealing processing, for example, the second HDMI interface 23 is sealed with a rubber plug. When the function board card 20 needs to be adjusted, the rubber plug is taken out and connected with the second HDMI interface 23 through an HDMI connecting line. The sealing structure can effectively achieve the waterproof sealing effect, is favorable for being detached and taken out, and is convenient to use.

Optionally, the second HDMI interface 23 is an a-type HDMI interface or a C-type HDMI interface.

Specifically, the second HDMI interface 23 is an a-type HDMI interface or a C-type HDMI interface. The type A and type C HDMI interfaces all have 19 pins, and type A is the HDMI interface of standard type, and type C HDMI interface is also called Mini type HDMI interface, and type C HDMI interface is only the size and is less than type A. When the size of the functional board 20 is suitable for setting the a-type HDMI interface, the a-type HDMI interface can be selected; when the size of the function board 20 is small, or an area in which an HDMI interface can be set in the function board 20 is small, a C-type HDMI interface can be selected.

Optionally, the functional board 20 is an RRU board or an AAU board.

Specifically, in the communication field, the functional board 20 may be an RRU board or an AAU board. The RRU board card is a radio remote module, due to the reconfigurable characteristic of the FPGA, a radio technology is allowed to support multiple radio standards, the RRU board card can combine and construct all IP modules required by the RRU in the framework of the FPGA, and a processor in the RRU can be used for multiplexing and modulating signal data to a radio frequency carrier. The function of the RRU board card can be adjusted and tested by arranging an HDMI interface in the RRU board card and connecting the RRU board card with the adjusting and testing board 10 through the HDMI interface. The AAU board card comprises the RRU board card, and the AAU board card and the debugging board can also be connected through the HDMI interface, so that the function debugging and testing can be carried out on the AAU board card.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.

Claims

1. A debugging board is characterized by comprising a first HDMI interface, a debugging network port, a debugging serial port and a signal interface;

2. The commissioning plate of claim 1,

the debugging and testing network port is an RJ-45 type Ethernet port, the debugging and testing serial port is a DB-9 type serial port, and the signal interface is an SMA type interface.

3. The tuning board of claim 1, wherein the tuning board comprises two of the signal interfaces, and wherein the two signal interfaces are located on a same side of the tuning board.

4. The debug board of claim 1, wherein said debug board further comprises an HDMI connection line;

5. The tuning plate of claim 4,

the first HDMI interface is an A-type HDMI interface.

6. The debug board of claim 5, wherein said HDMI connection is an A-A type HDMI cable or an A-C type HDMI cable.

7. The debug board of claim 1, wherein said debug board further comprises an ETH-PHY chip and a UART-PHY chip;

the ETH-PHY chip is electrically connected with the first HDMI interface and the debugging network port respectively;

the UART-PHY chip is electrically connected with the first HDMI interface and the debugging serial port respectively.

8. A functional board card is characterized by comprising a processor, an FPGA chip and a second HDMI interface, wherein the second HDMI interface is used for being electrically connected with the first HDMI interface of any one of claims 1-6;

9. The function board of claim 8, wherein the second HDMI interface is an a-type HDMI interface or a C-type HDMI interface.

10. The functional board of claim 8, wherein the functional board is an RRU board or an AAU board.