RS232 RS485 USB Converter Board

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(Circuit and PCB: update links here)
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===Circuit and PCB===
 
===Circuit and PCB===
*[http://chungyan5.no-ip.org/viewvc/converter/ gEDA Project Files]
+
*[http://chungyan5.no-ip.org/vc/converter/ gEDA Project Files]
 
:OR [[Media:Converter.zip|Download here, not always updated]]
 
:OR [[Media:Converter.zip|Download here, not always updated]]
:gEDA libraries can be download [http://www.opencircuits.com/PCB_Footprints here] or [http://chungyan5.no-ip.org/WebServerDocs/open_data/KnowledgeDb/ComputerSysDevelopment/apps/eda/gEDA/available_library/ more updated], then modify the gafrc inside converter/
+
:gEDA libraries can be download [http://www.opencircuits.com/PCB_Footprints here] or [http://chungyan5.no-ip.org/open_data/electronic_computer/eda/geda/libs more updated], then modify the gafrc inside converter/
 
*We have components and PCB, Or some have already soldered, if needed email to us: [mailto:yan@amonics.com yan]
 
*We have components and PCB, Or some have already soldered, if needed email to us: [mailto:yan@amonics.com yan]
  

Revision as of 23:22, 10 June 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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