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Chapter 8 Communication Functions
8-32
3) Flag related with operating status
(1) Sending/receiving error count for each station (total 32 stations)
Error code is saved following area according to station
Station Device Station Device
Remarks
0,1 D4400 16,17 D4408
2,3 D4401 18,19 D4409
4,5 D4401 20,21 D4410
6,7 D4403 22,23 D4411
8,9 D4404 24,25 D4412
10,11 D4405 26,27 D4413
12,13 D4406 28,29 D4414
14,15 D4407 30,31 D4415
Each device contains the Information of 2 station
The information of each station is saved in 1byte.
Error code
Error code Contents Remarks
1 Timeout error for response
2 Received NAK
(2) Sending/receiving error contents of each station (total 32 stations)
Error count number is saved following area according to station
Station Device Station Device Remarks
0,1 D4416 16,17 D4424
2,3 D4417 18,19 D4425
4,5 D4418 20,21 D4426
6,7 D4419 22,23 D4427
8,9 D4420 24,25 D4428
10,11 D4421 26,27 D4429
12,13 D4422 28,29 D4430
14,15 D4423 30,31 D4431
Each device contains the Information of 2 station
The information of each station is saved in 1byte.
(3) Slave PLC mode and error contents of each station (total 32 stations)
Error Information of PLC is saved following area according to station
Station Device Station Device Remarks
0,1 D4432 16,17 D4440
2,3 D4433 18,19 D4441
4,5 D4434 20,21 D4442
6,7 D4435 22,23 D4443
8,9 D4436 24,25 D4444
10,11 D4437 26,27 D4445
12,13 D4438 28,29 D4446
14,15 D4439 30,31 D4447
Each device contains the Information of 2 station
The information of each station is saved in 1byte.