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Modbus CRC mistake
#9
Hello,

Sorry but I think there is a problem with function code 15
the protocol is not respected.
The "Byte Count" onctet is missing

I rely on the example in your modbus documentation.
this function code does not work for me.

(board A16)

Exemple for protocole :  https://ozeki.hu/p_5882-mobdbus-function...coils.html

Can you check and let me know.


Regards

With which function code can we read the 3 GPIO inputs (onWire)?
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Messages In This Thread
Modbus CRC mistake - by jltluc57 - 01-14-2025, 02:54 PM
RE: Modbus CRC mistake - by admin - 01-14-2025, 03:26 PM
RE: Modbus CRC mistake - by jltluc57 - 01-14-2025, 04:51 PM
RE: Modbus CRC mistake - by admin - 01-14-2025, 10:19 PM
RE: Modbus CRC mistake - by jltluc57 - 01-15-2025, 09:44 AM
RE: Modbus CRC mistake - by admin - 01-15-2025, 11:33 PM
RE: Modbus CRC mistake - by jltluc57 - 01-17-2025, 02:00 PM
RE: Modbus CRC mistake - by admin - 01-18-2025, 12:11 AM
Error Modbus CF15 - by jltluc57 - 01-18-2025, 03:08 PM
RE: Modbus CRC mistake - by admin - 01-19-2025, 01:12 AM
RE: Modbus CRC mistake - by jltluc57 - 01-19-2025, 10:10 AM
RE: Modbus CRC mistake - by admin - 01-19-2025, 11:42 PM
RE: Modbus CRC mistake - by jltluc57 - 01-21-2025, 07:18 PM
RE: Modbus CRC mistake - by admin - 01-21-2025, 11:02 PM
RE: Modbus CRC mistake - by jltluc57 - 01-25-2025, 04:07 PM
RE: Modbus CRC mistake - by admin - 01-26-2025, 12:25 AM
RE: Modbus CRC mistake - by jltluc57 - 01-26-2025, 09:49 AM
RE: Modbus CRC mistake - by admin - 01-26-2025, 12:11 PM
RE: Modbus CRC mistake - by jltluc57 - 01-27-2025, 04:13 PM

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