Table of Contents
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SM169
Port 3
SM170~SM179
Port 4
SM180~SM189
Port 5
SM190~SM199
Communication registers
No.
SD140
Port 0
SD141
SD142
SD143
SD144
......
SD149
SD150
Port 1
Function
Modbus read and write
instruction execution result
X-Net communication
result
Free communication
sending result
Free communication
receiving result
free communication
receiving data number
Modbus read and write
instruction execution result
269
Explanation
0: correct
100: receive error
101: receive timeout
180: CRC error
181: LRC error
182: station number error
183: send buffer overflow
400: function code error
401: address error
402: length error
403: data error
404: slave station busy
405: memory error (erase FLASH)
0: correct
1: communication timeout
2: memory error
3: receive CRC error
0: correct
410: free communication buffer
overflow
0: correct
410: send data length overflow
411: receive data short
412: receive data long
413: receive error
414: receive timeout
415: no start symbol
416: no end symbol
Count as byte, not include start
symbol and end symbol
0: correct
100: receive error
101: receive timeout
180: CRC error
181: LRC error
182: station number error
183: send buffer overflow
400: function code error
401: address error
402: length error
403: data error
404: slave station busy
405: memory error (erase FLASH)
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