May 31, 2010 #1 iiee2004 Electrical Mar 6, 2010 1 0 0 PK I want to serially communicate plc and microcontroller half-duplex. Plc is seimens' s7 300 and microcontroller is pic
I want to serially communicate plc and microcontroller half-duplex. Plc is seimens' s7 300 and microcontroller is pic
Jun 26, 2010 #2 plcman Electrical Jun 23, 2001 20 0 0 GB Hi I Know its a little late but I would look at adding a MAX232 IC to your pic circuit to simplify comms between PLC and PIC. http://www.plcprogrammers.co.uk Upvote 0 Downvote
Hi I Know its a little late but I would look at adding a MAX232 IC to your pic circuit to simplify comms between PLC and PIC. http://www.plcprogrammers.co.uk