Difference between revisions of "RS232 RS485 USB Converter Board"

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(adding gEDA libs for the circuit)
(→‎Circuit and PCB: updated the geda lib. link)
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</nowiki></pre>
 
</nowiki></pre>
 
:OR [[Media:Converter.zip|Download here]]
 
:OR [[Media:Converter.zip|Download here]]
:gEDA libraries can be download [[here]], then modify the gafrc inside converter/
+
:gEDA libraries can be download [http://www.opencircuits.com/PCB_Footprints here], 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]
 
  
 
==ToDo==
 
==ToDo==

Revision as of 22:51, 15 December 2006

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

svn checkout http://chungyan5.no-ip.org/svn/open_svn/converter/trunk

OR Download here
gEDA libraries can be download here, then modify the gafrc inside converter/
  • We have components and PCB, Or some have already soldered, if needed email to us: yan

ToDo