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Modbus CRC mistake
#12
for example, if you want turn ON output1,output3, others all off
send:01 0F 00 00 00 10 00 05 BF 01
receive:01 0F 02 00 00 BB 14
   
note about the "send" command: 
01: address
0F: functon code
00 00: address 00 fixed
00 10: because KC868-A16 have 16 channel output, so it's 0x10
00 05: means OUTPUT1, OUTPUT3: ON, others: OFF
BF 01: CRC
   
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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
RE: Modbus CRC mistake - by jltluc57 - 02-01-2025, 10:46 AM
RE: Modbus CRC mistake - by admin - 02-02-2025, 12:33 AM

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