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| Search found 2 matches |
| Author | Message |
|---|---|
 Topic: MODBUS 3.5 delay |
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| TimW Replies: 5 Views: 11350 |
 Forum: General CCS C Discussion Posted: Tue Nov 11, 2014 3:56 pm Subject: modbus_serial_start |
| The library has this in modbus_serial_start (part of physical layer RTU code):
delay_us(3500000/MODBUS_SERIAL_BAUD); //3.5 character delay My Automation Direct Click PLC's did not like when I t ... |
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| Topic: MODBUS 3.5 delay |
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| TimW Replies: 5 Views: 11350 |
Forum: General CCS C Discussion Posted: Wed Oct 29, 2014 7:39 am Subject: MODBUS 3.5 delay |
| I think this is the cause of why I have trouble sending data to a PLC. Sending single registers works fine, but I get garbage on sending four registers in succession.
Will know soon enough! |
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