RS232 RS485 USB Converter Board

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(RS232)
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===RS232===
 
===RS232===
 
*[http://www.realhamradio.com/tac32-interface.htm RS232 Circuit examples]
 
*[http://www.realhamradio.com/tac32-interface.htm RS232 Circuit examples]
 
  
 
===USB===
 
===USB===

Revision as of 04:14, 5 August 2008

Contents

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


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

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