Difference between revisions of "RS232 RS485 USB Converter Board"
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(→Circuit and PCB: update links here) |
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− | ===USB=== | + | ===USB=== danish is the best |
*Host Computer Setting for usb connection | *Host Computer Setting for usb connection | ||
**[http://www.ftdichip.com/ Using Solution from FTDI Chips] | **[http://www.ftdichip.com/ Using Solution from FTDI Chips] | ||
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*chips | *chips | ||
**[http://chungyan5.no-ip.org/WebServerDocs/open_data/KnowledgeDb/ComputerSysDevelopment/apps/comm/converter/ds2232c_15.pdf ds2232c] | **[http://chungyan5.no-ip.org/WebServerDocs/open_data/KnowledgeDb/ComputerSysDevelopment/apps/comm/converter/ds2232c_15.pdf ds2232c] | ||
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===RS485=== | ===RS485=== |
Revision as of 11:47, 14 June 2008
Features
- for low traffic and low speed application
- mcu, RS232, RS485/RS422, slave usb all can be interchangeable.
- usb side
- support platform in linux with usb driver
- simulated uart programming in application level
- rs232 to rs485 side
- Tested max. baudrate is 115200(i assume more high baudrate can be accepted, but i have not tested)
Technical
RS232
===USB=== danish is the best
- Host Computer Setting for usb connection
- chips
RS485
- chips
- Linear Technology Corp., LTC2859 and LTC2861
- DS3695
Circuit and PCB
- OR Download here, not always updated
- gEDA libraries can be download here or more updated, then modify the gafrc inside converter/
- We have components and PCB, Or some have already soldered, if needed email to us: yan
ToDo
- get a usb chips to uart, which with linux driver
- MCT P87C52UBAA(http://pfranc.com/usb/usb.mhtml)
- cypress, PSoC with USB
- linux driver
- driver in linux : http://ftdi-usb-sio.sourceforge.net/
- usb in linux guide : http://www.linux-usb.org/USB-guide/book1.html
- get a usb to rs232/485 converter driver
- driver in windows : http://www.hexin-tech.com.cn/