CN203278853U - An Ethernet and serial port data communication system for a doubly-fed frequency converter - Google Patents
An Ethernet and serial port data communication system for a doubly-fed frequency converter Download PDFInfo
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- CN203278853U CN203278853U CN 201320246391 CN201320246391U CN203278853U CN 203278853 U CN203278853 U CN 203278853U CN 201320246391 CN201320246391 CN 201320246391 CN 201320246391 U CN201320246391 U CN 201320246391U CN 203278853 U CN203278853 U CN 203278853U
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Abstract
Provided is an Ethernet and serial port data communication system for a doubly-fed frequency converter. The Ethernet and serial port data communication system comprises a power supply module, an Ethernet interface module, a serial interface module, and a CPU module. The CPU module is connected with the power supply module, the Ethernet interface module, and the serial interface module. The Ethernet and serial port data communication system with simple structure has a CPU processing chip with an ARM core processor as the core and achieves a transmission function between Ethernet data and serial data. The Ethernet and serial port data communication system has characteristics of a simple and reliable implement mode, a high serial communication baud rate reaching 921600 bps, and a long transmission distance.
Description
Technical field
The utility model relates to a kind of Ethernet and the mutual communication system that passes of serial data, and is especially a kind of for the Ethernet of double-fed frequency converter and the data communication system of serial ports.
Background technology
The utility model relates to a kind of Ethernet serial converter, is the maincenter equipment of realizing that Internet of Things connects, makes rs 232 serial interface signal and ethernet signal can access complete conversion, is convenient to the operation serial equipment of the convenient science of people.Along with the develop rapidly of Intemet, LAN Technique is widely used in the every field of national economy.Serial equipment is extensive in application of aspects such as data acquisition, intelligent building control, environmental monitoring, Frequency Converter Control, PLC control and industrial automations, the place that all need to be managed the data network of serial equipment can be used Ethernet and serial ports to pass mutually communication module and be solved.Ethernet and serial ports pass mutually communication module just serial equipment that these are traditional be connected to the solution of Ethernet, it is a kind of communication protocols converter, can be automatically data and the TCP/IP packet of the serial forms such as RS232/422/485 be carried out transparent translation.Present existing Ethernet and serial converter are mainly network signal to be converted to the level signals such as RS232/422/485, this conversion itself has determined the characteristics such as its traffic rate is not high, transmission range is short, communication is unreliable, makes it and can not well be used at aspects such as big data quantity, high bit rates.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, and reliability is high, the double-fed frequency converter that the serial communication baud rate is high and transmission range the is long data communication system of Ethernet and serial ports.
The utility model solves the technical scheme that the prior art problem adopts: a kind of double-fed frequency converter data communication system of Ethernet and serial ports, comprise power module, ethernet interface module, Ports Serial Communication Ports and CPU module, described CPU module is connected with power module, ethernet interface module and Ports Serial Communication Ports respectively.
Described CPU module comprises the CPU process chip and is arranged at ethernet signal receiving port, ethernet signal transmit port, rs 232 serial interface signal receiving port and rs 232 serial interface signal transmit port on the CPU process chip; Be provided with network transformer in described ethernet interface module, network transformer is provided with network signal receiving port and network signal transmit port, and described network signal receiving port is connected with the network signal transmit port with the ethernet signal transmit port and is connected with the ethernet signal receiving port; Described Ports Serial Communication Ports comprises that the fiber optic emitter that is provided with the data sending terminal mouth drives chip, described fiber optic emitter drives chip and is connected with the data receiver port by optical fiber interface, and described data receiver port is connected with the rs 232 serial interface signal transmit port respectively and the rs 232 serial interface signal receiving port with the data sending terminal mouth.
Described power module comprises power supply chip and external power source interface end, and the external power source interface end is connected with power supply chip.
Be connected with light-emitting diode between described CPU process chip and described ethernet interface module.
Described CPU process chip is the ARM core processor.
The beneficial effects of the utility model are: the utility model is simple in structure, and it is with the CPU process chip of ARM core processor as core.It has realized the transparent transmission function between Ethernet data and serial data, has that implementation is simple and reliable, the serial communication baud rate is high, can reach the characteristics such as 921600bps and transmission range are long.
Description of drawings
Fig. 1 is module connection diagram of the present utility model.
Fig. 2 is the circuit diagram of power module of the present utility model.
Fig. 3 is the circuit diagram of CPU module of the present utility model.
Fig. 4 is the circuit diagram of ethernet interface module of the present utility model.
Fig. 5 is the circuit diagram of the utility model serial ports fiber interface module.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described:
Fig. 1 is the module connection diagram that a kind of double-fed frequency converter of the utility model is used the data communication system of Ethernet and serial ports.A kind of double-fed frequency converter data communication system of Ethernet and serial ports, comprise power module 1, ethernet interface module 2, Ports Serial Communication Ports 3 and CPU module 4, CPU module 4 is connected with power module 1, ethernet interface module 2 and Ports Serial Communication Ports 3 respectively.
Fig. 3 is the circuit diagram of CPU module of the present utility model.Wherein, CPU module 4 comprises CPU process chip U1 and is arranged at ethernet signal receiving port U1-40, U1-37 and ethernet signal transmit port U1-43, U1-46, rs 232 serial interface signal receiving port U1-26 and rs 232 serial interface signal transmit port U1-27 on CPU process chip U1; Wherein CPU process chip U1 is the ARM core processor.
Fig. 4 is the circuit diagram of the utility model ethernet interface module.Be provided with network transformer J7 in ethernet interface module 2, network transformer J7 is provided with network signal receiving port J7-3, J7-6 and network signal transmit port J7-1, the J7-2 on ethernet interface module 2.Network signal receiving port J7-3, J7-6 are connected with ethernet signal transmit port U1-43, U1-46 on the CPU process chip, and network signal transmit port J7-1, J7-2 are connected with ethernet signal receiving port U1-40, U1-37 on the CPU process chip;
Fig. 5 is the circuit diagram of the utility model serial ports fiber interface module.Ports Serial Communication Ports 3 comprises that fiber optic emitter drives chip U2, fiber optic emitter drives chip U2 and is provided with data sending terminal mouth U2-2, with the optical fiber interface R1 that is connected with fiber optic emitter driving chip U2, be provided with data receiver port R1-1 on optical fiber interface R1, the data sending terminal mouth U2-2 that fiber optic emitter drives on chip U2 is connected with rs 232 serial interface signal receiving port U1-26 on the CPU process chip, and optical fiber interface R1 is connected with rs 232 serial interface signal transmit port U1-27 on the CPU process chip.
Fig. 2 is the circuit diagram of power module of the present utility model.Power module comprises power supply chip U3 and external power source interface end P1, and external power source interface end P1 connects with power supply chip U3.Particularly, P1-2 is the system power supply input, is connected with power supply chip U3 with Light-Emitting Diode D1, for system provides required power supply.P1-1 is system power supply ground.Be connected respectively at J7-9, J7-12 the light-emitting diode work that makes by U1-59, U1-60 between CPU process chip and described ethernet interface module, to realize the transmitting-receiving indication of Ethernet data.
Above content is in conjunction with concrete optimal technical scheme further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (5)
1. a double-fed frequency converter is with the data communication system of Ethernet and serial ports, comprise power module, ethernet interface module, Ports Serial Communication Ports and CPU module, it is characterized in that, described CPU module is connected with power module, ethernet interface module and Ports Serial Communication Ports respectively.
2. a kind of double-fed frequency converter according to claim 1 is with the data communication system of Ethernet and serial ports, it is characterized in that, described CPU module comprises the CPU process chip and is arranged at ethernet signal receiving port, ethernet signal transmit port, rs 232 serial interface signal receiving port and rs 232 serial interface signal transmit port on the CPU process chip; Be provided with network transformer in described ethernet interface module, network transformer is provided with network signal receiving port and network signal transmit port, and described network signal receiving port is connected with the network signal transmit port with the ethernet signal transmit port and is connected with the ethernet signal receiving port; Described Ports Serial Communication Ports comprises that the fiber optic emitter that is provided with the data sending terminal mouth drives chip, described fiber optic emitter drives chip and is connected with the data receiver port by optical fiber interface, and described data receiver port is connected with the rs 232 serial interface signal transmit port respectively and the rs 232 serial interface signal receiving port with the data sending terminal mouth.
3. a kind of double-fed frequency converter according to claim 1 with the data communication system of Ethernet and serial ports, is characterized in that, described power module comprises power supply chip and external power source interface end, and the external power source interface end is connected with power supply chip.
4. a kind of double-fed frequency converter according to claim 2 with the data communication system of Ethernet and serial ports, is characterized in that, is connected with light-emitting diode between described CPU process chip and described ethernet interface module.
5. according to claim 2 or 4 described a kind of double-fed frequency converters with the data communication system of Ethernet and serial ports, is characterized in that, described CPU process chip is the ARM core processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320246391 CN203278853U (en) | 2013-05-09 | 2013-05-09 | An Ethernet and serial port data communication system for a doubly-fed frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320246391 CN203278853U (en) | 2013-05-09 | 2013-05-09 | An Ethernet and serial port data communication system for a doubly-fed frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278853U true CN203278853U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320246391 Expired - Fee Related CN203278853U (en) | 2013-05-09 | 2013-05-09 | An Ethernet and serial port data communication system for a doubly-fed frequency converter |
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| CN (1) | CN203278853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567671A (en) * | 2022-02-25 | 2022-05-31 | 北京百度网讯科技有限公司 | ARM server and data transmission method |
-
2013
- 2013-05-09 CN CN 201320246391 patent/CN203278853U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567671A (en) * | 2022-02-25 | 2022-05-31 | 北京百度网讯科技有限公司 | ARM server and data transmission method |
| CN114567671B (en) * | 2022-02-25 | 2024-03-19 | 北京百度网讯科技有限公司 | ARM server and data transmission method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20190509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |