Author Topic: rs232 to rs485  (Read 4316 times)

saif

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rs232 to rs485
« on: September 20, 2010, 03:20:22 pm »
hi,
i want to design a rs232 to rs485 converter ckt.. i found 1 schematic here-
http://www.circuit-projects.com/converter-circuits/rs232-rs485-converter-with-automatic-rx-tx-control.html


the circuit seems to be very simple using just transistor for auto enable. but i dont get how it works... need help urgrntly regarding this...

eagerly awaiting any reply regarding this..

Jan Axelson

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Re: rs232 to rs485
« Reply #1 on: September 30, 2010, 11:34:52 pm »
« Last Edit: June 22, 2015, 05:14:45 pm by Jan Axelson »