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Author Topic: crc+modbus  (Read 12487 times)

dibi

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crc+modbus
« on: December 03, 2003, 11:17:47 PM »
I want to program a modbus communication crc with the language ladder. I need your help!
« Last Edit: December 31, 1969, 04:00:00 PM by 1076562000 »
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support

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Re: crc+modbus
« Reply #1 on: December 04, 2003, 08:42:22 AM »
What PLC model are you using? Only the M-series PLC support the MODBUS protocol directly using the READMODBUS or WRITEMODBUS commands.  You can also implement other modbus functions using the TBASIC CRC16 function. Check the following threads for more details:

http://www.tri-plc.com/cgi-local/yabb/YaBB.pl?board=FAQ;action=display;num=1058204850

« Last Edit: December 31, 1969, 04:00:00 PM by 1076562000 »
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