CN112230189A - Special radar array plane remote debugging device and method - Google Patents

Abstract

The invention discloses a device and a method for remotely debugging a special radar array surface, which comprise an optical transceiver module, a standard gigabit network module, a network interface automatic switching unit and an FPGA (field programmable gate array), wherein the network interface automatic switching unit receives TCP (transmission control protocol) signals output by the optical transceiver module and the gigabit network module and sends the TCP signals to the FPGA. The invention adopts flexible input and output interfaces, small volume, low cost and convenient disassembly, finally converts the input interface or the gigabit network interface into the JTAG interface, realizes the remote debugging of the radar array surface, and only needs to disassemble the debugging equipment after the radar debugging is finished.

Description

Special radar array plane remote debugging device and method

Technical Field

The invention relates to the field of communication, in particular to a special radar array surface remote debugging device and method.

Background

With the development of digital array radars, the array surface scale is larger and larger, the number of channels of the digital TR components on the array is larger and larger, the functions are more and more complex, and the difficulty is brought to the on-line debugging and program updating after the array installation of the digital TR components.

Disclosure of Invention

The invention aims to provide a special radar array surface remote debugging device and a solution for remotely debugging and updating a program of a radar array surface.

In order to achieve the purpose, the invention adopts the following technical scheme:

in a first aspect, the present invention provides a dedicated radar front remote debugging apparatus, including:

an optical transceiver module, a standard kilomega network module, a network interface automatic switching unit and an FPGA programmable logic device,

the network interface automatic switching unit receives TCP signals output by the optical transceiver module and the gigabit network module and sends the TCP signals to the FPGA programmable logic device.

In a specific example, the FPGA programmable logic further comprises:

a network signal identification and processing unit and a JTAG protocol conversion unit,

the network signal identification and processing unit is used for automatically switching and connecting with the network interface, receiving and sending a TCP packet, analyzing the TCP packet and acquiring JTAG commands and data;

and the JTAG protocol conversion unit is used for generating JTAG signals according to JTAG orders and data and JTAG time sequences.

In a specific example, the on-array digital TR component JTAG interface is used for outputting the JTAG signal to the on-array digital TR component for remote debugging.

In a second aspect, the invention also provides a method for remote debugging of a radar front,

and the network interface automatic switching unit receives the TCP signals output by the optical transceiver module and the gigabit network module and sends the TCP signals to the FPGA programmable logic device.

In a specific embodiment, the FPGA programmable logic further includes: a network signal identification and processing unit and a JTAG protocol conversion unit,

the method further comprises the following steps:

the network signal identification and processing unit is used for automatically switching and connecting with the network interface, receiving and sending a TCP packet, analyzing the TCP packet and acquiring JTAG commands and data;

and the JTAG protocol conversion unit is used for generating JTAG signals according to JTAG orders and data and JTAG time sequences.

In a specific embodiment, the apparatus further comprises: the digital TR-component JTAG interface on the array,

the method further comprises the following steps:

and the digital TR component JTAG interface on the array is used for receiving the JTAG signal and outputting the JTAG signal to the digital TR component on the array so as to complete the remote debugging function.

The invention has the following beneficial effects:

the invention has the advantages of flexible input and output interface, small volume, low cost and convenient disassembly, finally converts the input interface or the gigabit network interface into a JTAG interface, realizes the remote debugging of the radar array surface, and only needs to disassemble the debugging equipment after the radar debugging is finished without influencing the structure and the function of the radar.

Drawings

Fig. 1 is a schematic diagram of a dedicated radar front remote commissioning device according to an embodiment of the present application.

FIG. 2 illustrates a method of radar front remote commissioning according to one embodiment of the present invention.

1. Optical transceiver module 2, standard kilomega network module 3, network interface automatic switching unit 4, network signal identification and processing unit

5, FPGA programmable logic device 6, JTAG protocol conversion unit 7, JTAG interface of digital TR component on array

Detailed Description

In order to more clearly illustrate the invention, the invention is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.

First embodiment

As shown in fig. 1, in one embodiment of the present invention, a dedicated radar front remote debugging apparatus is disclosed, the apparatus comprising:

an optical transceiver module 1, a standard gigabit network module 2, a network interface automatic switching unit 3 and an FPGA programmable logic device 5,

the network interface automatic switching unit 3 receives TCP signals output by the optical transceiver module 1 and the gigabit network module 2, and sends the TCP signals to the FPGA programmable logic device 5.

In a specific example, the input interfaces of the optical transceiver module and the standard gigabit network module are connected with the output end of the network switch under the array; when the off-array network switch is connected with the optical transceiver module 1, the off-array network switch is used for opening a connection circuit with the optical transceiver module 1, and when the off-array network switch is connected with the standard gigabit network module 2, the off-array network switch is used for opening a connection circuit with the standard gigabit network module 2; the output ends of the optical transceiver module and the standard gigabit network module are connected with the input end of the network interface automatic switching unit 3;

in one specific example, the network interface auto-switch 3 is used to send the TCP signal to the FPGA programmable logic.

In a specific example, the FPGA programmable logic device 5 further includes a network signal identification and processing unit 4 and a JTAG protocol conversion unit 6, an input end of the network signal identification and processing unit 4 is connected to an output end of the network interface automatic switching, and the network signal identification and processing unit 4 is configured to receive and send a TCP packet, perform parsing, and obtain JTAG commands and data;

the input end of JTAG protocol conversion is connected with the output end of the network signal identification and processing unit 4, and the JTAG protocol conversion unit 6 is used for generating JTAG signals according to JTAG orders and data and JTAG time sequences.

In a specific example, the output end of the JTAG protocol conversion is connected to the input end of the digital TR module JTAG interface 7 on the array, and the digital TR module JTAG interface 7 on the array is configured to output the JTAG signal to the digital TR module on the array, thereby completing the remote debugging function.

In a specific example, the specific connection mode of the devices is as follows: and the output end 7 of the JTAG interface of the digital TR component on the array is used as the output end of the special radar array surface remote debugging equipment.

The invention provides a special radar array surface remote debugging device, which realizes the flexibility, small volume, low cost and convenient disassembly of an input/output interface, finally converts an input optical interface or a gigabit network interface into a JTAG interface, realizes the remote debugging of a radar array surface, and only needs to disassemble debugging equipment after the radar debugging is finished without influencing the structure and the function of a radar.

Second embodiment

The embodiment of the invention as shown in figure 2 discloses a method for radar front remote debugging,

the network interface automatic switching unit 3 receives the TCP signals output by the optical transceiver module 1 and the gigabit network module 2, and sends the TCP signals to the FPGA programmable logic device 5.

In a specific embodiment, the FPGA programmable logic device 5 further includes: a network signal recognition and processing unit 4 and a JTAG protocol conversion unit 6,

the method further comprises the following steps:

the network signal identification and processing unit 4 is used for being connected with the network interface automatic switching unit 3, receiving and sending a TCP packet, analyzing the TCP packet and acquiring JTAG commands and data;

and the JTAG protocol conversion unit 6 is used for generating JTAG signals according to JTAG time sequence according to the JTAG command and data.

In a specific embodiment, the apparatus further comprises: the on-array digital TR component JTAG interface 7,

the method further comprises the following steps:

and the digital TR component JTAG interface (7) on the array is used for receiving the JTAG signal and outputting the JTAG signal to the digital TR component on the array so as to complete the remote debugging function.

The invention provides a special radar array surface remote debugging method, which realizes the remote debugging of a radar array surface, has flexible interface, small volume, low cost and convenient disassembly, and can be used for finally converting an input optical interface or a gigabit network interface into a JTAG interface and disassembling the debugging equipment after the radar debugging is finished without influencing the structure and the function of the radar.

In the description of the present invention, it should be noted that, in the description of the present invention, 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 identical elements in a process, method, article, or apparatus that comprises the element.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations and modifications can be made on the basis of the above description, and all embodiments cannot be exhaustive, and all obvious variations and modifications belonging to the technical scheme of the present invention are within the protection scope of the present invention.

Claims (6)

1. A special radar array surface remote debugging device is characterized by comprising

An optical transceiver module (1), a standard gigabit network module (2), a network interface automatic switching unit (3) and an FPGA programmable logic device (5),

the network interface automatic switching unit (3) receives TCP signals output by the optical transceiver module (1) and the gigabit network module (2), and sends the TCP signals to the FPGA programmable logic device (5).

2. The dedicated radar front remote debugging apparatus according to claim 1,

the FPGA programmable logic device (5) further comprises:

a network signal identification and processing unit (4) and a JTAG protocol conversion unit (6),

the network signal identification and processing unit (4) is used for being automatically switched and connected with the network interface (3), receiving and sending a TCP (transmission control protocol) packet, analyzing the TCP packet and acquiring JTAG commands and data;

and the JTAG protocol conversion unit (6) is used for generating JTAG signals according to JTAG orders and data and JTAG time sequences.

3. The dedicated radar front remote commissioning apparatus of claim 2, wherein said apparatus further comprises:

and the array digital TR component JTAG interface (7) is used for receiving the JTAG signal and outputting the JTAG signal to the array digital TR component to complete the remote debugging function.

4. A method for radar front remote commissioning using the apparatus of any one of claims 1-3,

and the network interface automatic switching unit (3) receives TCP signals output by the optical transceiver module (1) and the gigabit network module (2), and sends the TCP signals to the FPGA programmable logic device (5).

5. The method of claim 4,

the FPGA programmable logic device (5) further comprises: a network signal identification and processing unit (4) and a JTAG protocol conversion unit (6),

the method further comprises the following steps:

the network signal identification and processing unit (4) is used for being automatically switched and connected with the network interface (3), receiving and sending a TCP (transmission control protocol) packet, analyzing the TCP packet and acquiring JTAG commands and data;

and the JTAG protocol conversion unit (6) is used for generating JTAG signals according to JTAG orders and data and JTAG time sequences.

6. The method of claim 5,

the device further comprises: an on-array digital TR-component JTAG interface (7),

the method further comprises the following steps:

and the digital TR component JTAG interface (7) on the array is used for receiving the JTAG signal and outputting the JTAG signal to the digital TR component on the array so as to complete the remote debugging function.

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