CN208128284U - A kind of Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus - Google Patents
A kind of Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus Download PDFInfo
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- CN208128284U CN208128284U CN201820592427.9U CN201820592427U CN208128284U CN 208128284 U CN208128284 U CN 208128284U CN 201820592427 U CN201820592427 U CN 201820592427U CN 208128284 U CN208128284 U CN 208128284U
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Abstract
The utility model discloses a kind of Ethernet based on S698PM and turns Multi-path synchronous serial interface communication apparatus, including：UART serial port module；Asynchronous RS422 serial port module；Synchronous RS422 serial port module；RS485 serial port module；Programmable chip FPGA；Programmable chip S698PM；Ethernet communication module and power module；The programmable chip FPGA is connected with UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module and RS485 serial port module respectively, data communication is carried out by parallel data bus line between the programmable chip FPGA and programmable chip S698PM, the programmable chip S698PM is connect with ethernet communication module, and the power module is used to power to entire communication apparatus.The utility model has the characteristics that highly integrated, multi-functional, small in size.
Description
Technical field
The utility model belongs to communication technique field, and in particular to a kind of Ethernet based on S698PM turns Multi-path synchronous string
Mouth interface communication equipment.
Background technique
UART is a kind of Universal Serial Bus, is used for asynchronous communication, which may be implemented full duplex
It sends and receives；RS422 is unidirectional, the balance transmission specification serial ports that a kind of single machine is sent, multimachine receives, it improves RS232
Transmission rate has been increased to 10Mb/s by the disadvantage that transmission range is short, transmission rate is low, and transmission range is increased to 4000 feet；
RS485 serial ports is that EIA company customizes on the basis of RS422 in nineteen eighty-three, it increases multiple spot, two-way relative to RS422
Ability to communicate allows multiple transmitters to be connected in the same bus, while increasing driving capability and the conflict guarantor of transmitter
Shield property, extends bus common mode range.Ethernet biography has defeated speed fast simultaneously, and supports the spies such as hot plug, versatility height
Point, is not only able to satisfy the high speed data transfer of multi-channel serial port bus, and it is easy to use, have a wide range of application, compatibility it is strong, if
UART serial ports, asynchronous RS422 serial ports, synchronous RS422 serial ports, RS485 serial ports have been merged on the basis of Ethernet interface, it can be
It has been compatible with multiple communication modes in use process in the same equipment while having used, has brought more convenience.
Utility model content
The utility model is intended to provide synchronous string highly integrated, multi-functional, small in size on the basis of Ethernet interface
Mouth interface communication equipment.
The technical solution adopted in the utility model is as follows：A kind of Ethernet based on S698PM turns Multi-path synchronous serial interface
Communication apparatus, including：UART serial port module；Asynchronous RS422 serial port module；Synchronous RS422 serial port module；RS485 serial port module；
Programmable chip FPGA；Programmable chip S698PM；Ethernet communication module and power module；The programmable chip FPGA
It is connected respectively with UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module and RS485 serial port module, institute
It states and data communication is carried out by parallel data bus line between programmable chip FPGA and programmable chip S698PM, it is described to compile
Journey chip S698PM is connect with ethernet communication module, and the power module is used to power to entire communication apparatus.
UART serial port module is 4 roads autonomous channel each other, and baud rate is supported adjustable within the scope of 1Kbps~2Mbps；It is asynchronous
RS422 serial port module is 8 roads autonomous channel each other, and baud rate is supported adjustable within the scope of 1.2KHz~375KHz；Synchronous RS422 string
Mouth mold block is 8 roads autonomous channel each other；RS485 serial port module is 2 roads autonomous channel each other, baud rate support 1.2KHz~
It is adjustable within the scope of 375KHz.
Further, the ethernet communication module includes ethernet bridging chip and Ethernet interface interconnected,
The ethernet bridging chip is connect with programmable chip S698PM, and the Ethernet interface is connect with external host computer；Institute
Stating ethernet bridging chip concrete model is RTL8201BL.
Further, the programmable chip FPGA includes：Data storage cell；
First state control unit, for controlling UART serial port module, asynchronous RS422 serial port module, synchronous RS422 string
Mouth mold block and RS485 serial port module；
First processing units, for controlling the work between chip interior each unit and between chip exterior component.
Further, SRAM module and PROM module connected to it is additionally provided in the programmable chip FPGA.
Further, the programmable chip S698PM includes：Second status control unit；Second processor unit is used
Data communication in control ethernet communication module, between processing and host computer.
Further, FLASH module connected to it, DDR2 module are additionally provided with outside programmable chip S698PM
And CAN module, the CAN module include A, the channel B that two-way is mutually redundant, and control CAN is respectively arranged in the A, channel B
The CAN driving chip of signal；The connector of the CAN module uses J30J connector.
Further, the model PCA82C250 of the CAN driving chip.
Further, UART driving chip, model LM139 are provided in the UART serial port module；It is described asynchronous
RS422 serial port module is provided with asynchronous RS422 driving chip, model DS96F174 or DS96F175；The synchronization
RS422 serial port module is provided with synchronous RS422 driving chip, model DS96F174 or DS96F175；The RS485 string
Mouth mold block is provided with RS485 driving chip, model MAX485MJA；The UART serial port module, asynchronous RS422 serial ports mould
The connector of block, synchronous RS422 serial port module and RS485 serial port module is all made of J30J connector.
Further, the model EP3C25F324 of programmable chip FPGA.
UART serial ports, asynchronous RS422 serial ports, synchronous RS422 string of the utility model by design with Ethernet interface
Mouth, RS485 serial port module, the advantages of integrating a variety of, multiple signals, make full use of Ethernet high transfer rate, so that should
Equipment has the features such as highly integrated, multi-functional, small in size, versatile；And hardware logic realize physical layer (PHY), signals layer,
The functions such as character layer, switching layer and layer data packet agreement.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is the utility model overall structure block diagram；
Fig. 2 is the internal structure block diagram of the utility model.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1 and Figure 2, a kind of Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus, including：
UART rs 232 serial interface signal for driving programmable chip to export realizes programmable chip and external equipment UART serial bus signal
The UART serial port module of exchange；Asynchronous RS422 signal for driving programmable chip to export realizes programmable chip and outside
The asynchronous RS422 serial port module of the asynchronous RS422 bus signals exchange of equipment；Synchronization for driving programmable chip to export
RS422 signal realizes the synchronization RS422 serial port module of programmable chip RS422 bus signals exchange synchronous with external equipment；With
In the RS485 signal of driving programmable chip output, realize what programmable chip was exchanged with external equipment RS485 bus signals
RS485 serial port module；For control UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module and
The programmable chip FPGA of RS485 serial port module；Data for passing software down are encoded to generate and accordingly meet agreement
The programmable chip S698PM of signal；Data exchange is carried out for realizing upper computer detection software and programmable chip S698PM
Ethernet communication module and power module for powering to entire communication apparatus；The programmable chip FPGA respectively with
UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module are connected with RS485 serial port module, described to compile
Data communication, the programmable chip are carried out by parallel data bus line between journey chip FPGA and programmable chip S698PM
S698PM is connect with ethernet communication module.
The ethernet communication module includes ethernet bridging chip and Ethernet interface interconnected, the Ethernet
Bridging chip is connect with programmable chip S698PM, and the Ethernet interface is connect with host computer.The programmable chip
S698PM includes：Second status control unit；Second processor unit, for controlling ethernet communication module, processing with it is upper
Data communication between machine.Be additionally provided with outside programmable chip S698PM FLASH module connected to it, DDR2 module and
CAN module, the CAN module include A, the channel B that two-way is mutually redundant, and control CAN letter is respectively arranged in the A, channel B
Number CAN driving chip；The connector of the CAN module uses J30J connector.
The programmable chip FPGA includes：Data storage cell；First state control unit, for controlling UART string
Mouth mold block, asynchronous RS422 serial port module, synchronous RS422 serial port module and RS485 serial port module；First processing units, for controlling
Work between chip interior each unit processed and between each component of chip exterior.The programmable chip FPGA be additionally provided with
Its SRAM module connected and PROM module.Power module, input are the+28V direct current of power interface, and output has+2.5V/
+1.2V/+1.0V/+3.3V/+1.8V。
More specifically, UART driving chip, model LM139 are provided in the UART serial port module；It is described asynchronous
RS422 serial port module is provided with asynchronous RS422 driving chip, model DS96F174 or DS96F175；The synchronization
RS422 serial port module is provided with synchronous RS422 driving chip, model DS96F174 or DS96F175；The RS485 string
Mouth mold block is provided with RS485 driving chip, model MAX485MJA；The UART serial port module, asynchronous RS422 serial ports mould
The connector of block, synchronous RS422 serial port module and RS485 serial port module is all made of J30J connector.
In the present embodiment, ethernet bridging chip concrete model is RTL8201BL；The model of the CAN driving chip
For PCA82C250.The model EP3C25F324 of programmable chip FPGA, wherein programmable chip S698PM be responsible for by with
Too net bridging chip and host computer communication, by parallel data bus line by host computer instruction be given to programmable chip FPGA with do into
The processing of one step, programmable chip FPGA, which then passes through, reads the instruction realization UART string that programmable chip FPGAS698PM is transmitted
The communication of mouth mold block, asynchronous RS422 serial port module, synchronous RS422 serial port module and RS485 serial port module to external equipment.This
When utility model works, Ethernet interface is connect with host computer, and the J30J interface of physical layer passes through transit cable and outside
Equipment connection, realize host computer and external equipment progress CAN, UART serial ports, asynchronous RS422 serial ports, synchronous RS422 serial ports,
The data communication of RS485 serial communication mode, workflow specifically include two processes：Send data workflow and reception
Data workflow.
Send data workflow：
Upper layer test software is run first on host computer, and the relevant parameter of sendaisle is set by it, setting
Parameter includes sending signal type, sendaisle, sending the information such as baud rate, which is sent to by P Ethernet interface can
Chip is programmed, the processor unit in programmable chip controls corresponding state control mould according to the parameter that host computer passes down
Block, is arranged the related register parameter of sendaisle, and status register, clock division register, data storage register carry out
Parameter configuration completes the initialization operation of sendaisle.Then user is again by running on the inspection software of host computer, by with
Too network bus sends data packet through Ethernet interface, which is encoded by programmable chip, according to unlike signal class
Type can be transmitted signal by UART serial ports, asynchronous RS422 serial ports, synchronous RS422 serial ports, RS485 serial communication drive module
External equipment is sent to J30J series interfaces, then through transit cable.
Receive data workflow：
Host computer test software is run first on host computer, the relevant parameter of receiving channel is set by it, is arranged
Parameter include receiving signal type, receiving channel, receiving the information such as baud rate, which is sent to by Ethernet interface can
Chip is programmed, the processor unit on programmable chip controls corresponding state control module according to the parameter that host computer passes down,
The related register parameter of receiving channel is set, and status register, clock division register, data storage register carry out parameter
Configuration, completes the initialization operation of receiving channel.Then, UART serial ports, asynchronous RS422 serial ports, synchronous RS422 serial ports, RS485
Serial port module carries out level conversion according to different signal types, is transferred to programmable chip, and programmable chip carries out signal
Host computer is uploaded to by Ethernet interface after decoding.
Above embodiments are only sufficiently open rather than limitation the utility model, all creation purports based on the utility model,
The replacement of equivalence techniques feature without creative work should be considered as the range of the application exposure.
Claims (9)
1. a kind of Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus, which is characterized in that including：UART string
Mouth mold block；Asynchronous RS422 serial port module；Synchronous RS422 serial port module；RS485 serial port module；Programmable chip FPGA；It can compile
Journey chip S698PM；Ethernet communication module and power module；The programmable chip FPGA respectively with UART serial port module,
Asynchronous RS422 serial port module, synchronous RS422 serial port module connects with RS485 serial port module, the programmable chip FPGA and can
It programs and data communication, the programmable chip S698PM and ether Netcom is carried out by parallel data bus line between chip S698PM
Module connection is interrogated, the power module is used to power to entire communication apparatus.
2. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as described in claim 1, feature exists
In the ethernet communication module includes ethernet bridging chip and Ethernet interface interconnected, the ethernet bridging
Chip is connect with programmable chip S698PM, and the Ethernet interface is connect with external host computer；The ethernet bridging core
Piece concrete model is RTL8201BL.
3. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as described in claim 1, feature exists
In the programmable chip FPGA includes：Data storage cell；
First state control unit, for controlling UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module
With RS485 serial port module；
First processing units, for controlling the work between chip interior each unit and between chip exterior component.
4. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as claimed in claim 3, feature exists
In being additionally provided with SRAM module and PROM module connected to it in the programmable chip FPGA.
5. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as claimed in claim 2, feature exists
In the programmable chip S698PM includes：Second status control unit；Second processor unit, for controlling ether Netcom
Interrogate module, the data communication between processing and host computer.
6. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as claimed in claim 5, feature exists
In, FLASH module, DDR2 module and CAN module connected to it are additionally provided with outside programmable chip S698PM, it is described
CAN module includes A, the channel B that two-way is mutually redundant, and the CAN driving of control CAN signal is respectively arranged in the A, channel B
Chip；The connector of the CAN module uses J30J connector.
7. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as claimed in claim 6, feature exists
In the model PCA82C250 of the CAN driving chip.
8. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as described in claim 1, feature exists
In being provided with UART driving chip, model LM139 in the UART serial port module；The asynchronous RS422 serial port module is set
It is equipped with asynchronous RS422 driving chip, model DS96F174 or DS96F175；The synchronous RS422 serial port module is provided with
Synchronous RS422 driving chip, model DS96F174 or DS96F175；The RS485 serial port module is provided with RS485 driving
Chip, model MAX485MJA；The UART serial port module, asynchronous RS422 serial port module, synchronous RS422 serial port module and
The connector of RS485 serial port module is all made of J30J connector.
9. the Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus as described in claim 1, feature exists
In the model EP3C25F324 of programmable chip FPGA.
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| CN201820592427.9U CN208128284U (en) | 2018-04-24 | 2018-04-24 | A kind of Ethernet based on S698PM turns Multi-path synchronous serial interface communication apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111309665A (en) * | 2020-02-19 | 2020-06-19 | 苏州华兴源创科技股份有限公司 | Parallel write operation and read operation control system and method |
| CN117097590A (en) * | 2023-10-18 | 2023-11-21 | 长沙先度科技有限公司 | TSN real-time Ethernet gateway data transmission method |
-
2018
- 2018-04-24 CN CN201820592427.9U patent/CN208128284U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111309665A (en) * | 2020-02-19 | 2020-06-19 | 苏州华兴源创科技股份有限公司 | Parallel write operation and read operation control system and method |
| CN111309665B (en) * | 2020-02-19 | 2024-01-02 | 苏州华兴源创科技股份有限公司 | Parallel write operation and read operation control system and method |
| CN117097590A (en) * | 2023-10-18 | 2023-11-21 | 长沙先度科技有限公司 | TSN real-time Ethernet gateway data transmission method |
| CN117097590B (en) * | 2023-10-18 | 2023-12-19 | 长沙先度科技有限公司 | TSN real-time Ethernet gateway data transmission method |
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