Appendix special soft device list
COM1
ID
Function
Description
M8120
M8121
Waiting to send via RS232
M8122
“sending by RS232” flag
M8123
“RS232 receiving finish” flag
M8124
RS232 receiving flag
M8125
“Receive incomplete” flag
acceptance ends normally, but the accepted
data number is less than the required
number
M8126
Global signal
M8127
“Accept error” flag
M8128
“ Accept correct” flag
M8129
COM2
M8130
M8131
Waiting to send via RS232
M8132
“sending by RS232” flag
M8133
“RS232 receiving finish” flag
M8134
RS232 receiving flag
M8135
“Receive incomplete” flag
acceptance ends normally, but the accepted
data number is less than the required
number
M8136
Global signal
M8137
“Accept error” flag
M8138
“ Accept correct” flag
M8139
COM3
M8140
M8141
Waiting to send via RS232
M8142
“sending by RS232” flag
M8143
“RS232 receiving finish” flag
M8144
RS232 receiving flag
M8145
“Receive incomplete” flag
acceptance ends normally, but the accepted
data number is less than the required
number
M8146
Global signal
M8147
“Accept error” flag
M8148
“ Accept correct” flag
M8149
Communication (M8120-M8148)