Mitsubishi Electric MELSEC-F FX3G Series User Manual page 411

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
Number and
Content of register
name
RS2 (FNC 87) [ch2] and Computer Link [ch2]
RS2 (FNC 87) [ch2]
D 8420
Communication format setting
Computer link [ch2]
D 8421
Station number setting
RS2 (FNC 87) [ch2]
*1
[D]8422
Remaining points of transmit data
RS2 (FNC 87) [ch2]
*1
[D]8423
Monitoring receive data points
[D]8424 Not used
Communication parameter display
[D]8425
[ch2]
[D]8426 Not used
Computer link [ch2]
D 8427 Specification of on-demand head
device register
Computer link [ch2]
D 8428 Specification of on-demand data
length register
RS2 (FNC 87) [ch2], computer link
D 8429 [ch2]
Time-out time setting
RS2 (FNC 87) [ch2]
D 8430
Header 1 and 2 <Default: STX>
RS2 (FNC 87) [ch2]
D 8431
Header 3 and 4
RS2 (FNC 87) [ch2]
D 8432
Terminator 1 and 2 <Default: ETX>
RS2 (FNC 87) [ch2]
D 8433
Terminator 3 and 4
RS2 (FNC 87) [ch2]
[D]8434
Receive sum (received data)
RS2 (FNC 87) [ch2]
[D]8435
Receive sum (calculated result)
[D]8436 RS2 (FNC 87) [ch2] Send sum
[D]8437 Not used
*1. Cleared when PLC switches from RUN to STOP.
MODBUS communication [ch1]
*2
Communication format
D 8400
*2
Protocol
D 8401
*2
Communication error code
D 8402
*2
Error details
D 8403
*2
Error step numbe
D 8404
*2
Communication format display
[D]8405
[D]8406 Not used
*2
Step number being executed
[D]8407
*2
Current retry value
[D]8408
*2
Slave response timeout
D 8409
*2
Turn around delay
D 8410
*2
Message to message delay
D 8411
*2
Number of retries
D 8412
[D]8413 Not used
*2
Slave node address
D 8414
[D]8415 to [D]8418 Not used
*2
Communication mode
[D]8419
Appendix A-2 Special Data Register (D8000 to D8511)
Correspond-
Number and
ing special
name
device
MODBUS communication [ch2]
*2
D 8420
-
*2
D 8421
-
*2
D 8422
*2
D 8423
M8422
*2
D 8424
M8423
*2
[D]8425
-
[D]8426
*2
[D]8427
-
*2
[D]8428
-
*2
D 8429
*2
D 8430
*2
D 8431
M8426 to
*2
D 8432
M8429
[D]8433
*2
D 8434
[D]8435 to [D]8438 Not used
*2
[D]8439
-
*2. Supported in Ver. 1.30 or later.
-
FX -ENET-ADP [ch1]
3U
*3
- [D]8400
*3
[D]8401
-
*3
[D]8402
*3
- [D]8403
*3
[D]8404
-
*3
[D]8405
-
*3
[D]8406
-
*3
[D]8407
*3
[D]8408
*3
D 8409
-
*3
D 8410
-
*3
M8402
[D]8411
M8403
[D]8412 to [D]8414
-
[D]8415
-
*3
[D]8416
-
*3
[D]8417
-
[D]8418
-
*3
[D]8063
-
*3
[D]8419
-
*3. Supported in Ver. 2.00 or later.
-
-
-
-
-
-
Appendix A: Special Device List
Content of register
Communication format
Protocol
Communication error code
Error details
Error step numbe
Communication format display
Not used
Step number being executed
Current retry value
Slave response timeout
Turn around delay
Message to message delay
Number of retries
Not used
Slave node address
Communication mode
IP Address (Low-order)
IP Address (High-order)
Subnet mask (Low-order)
Subnet mask (High-order)
Default router IP Address (Low-order)
Default router IP Address (High-order)
Status information
Connection condition of the Ethernet
port
FX -ENET-ADP version
3U
Communication timeout time
Connection forcible nullification
Time setting functional operation
result
*3
Host MAC address
Not used
Model code
Error code of the Ethernet adapter
Not used
Error code
Operation mode display
21
Correspond-
ing special
device
-
22
-
M8422
M8423
-
-
A
-
-
-
-
-
B
-
-
-
-
-
C
-
-
-
D
-
-
-
-
-
E
-
-
-
-
-
-
-
-
-
-
M8063
-
405