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APPENDICES
A
Appendix 4 Special Register (SD) for MELSECNET/H (MELSECNET/10 Mode) Remote I/O Station
SD280 CC-Link error
Error detection
status
1) When Xn0 of a mounted CC-Link module turns on, the
corresponding bit is set to 1 (on).
2) When either Xn1 or XnF of a mounted CC-Link module turns off,
the corresponding bit is set to 1 (on).
3) When a mounted CC-Link module is not able to communicate
with the CPU module, the corresponding bit is set to 1 (on).
The above modules are numbered in order of the start I/O numbers.
(However, the one where no start I/O number is set in parameter is not
counted.)
S
(Error)
New
Qn(H)
QnPH
QnPRH
Rem
1) When Xn0 of a mounted CC-Link module turns on, the
corresponding bit is set to 1 (on).
2) When either Xn1 or XnF of a mounted CC-Link module turns off,
the corresponding bit is set to 1 (on).
3) When a mounted CC-Link module is not able to communicate
with the CPU module, the corresponding bit is set to 1 (on).
QnA
No. Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
D9
Corres-
ponding
CPU
B0B3
B4
B7B8
B11B12
B15
Empty
Information
of 3)
Information
of 2)
Information
of 1)
1st module
2nd module
3rd module
4th module
B15 B8B9 B0
8th 8th
module
1st
module
1st
module
Information of 2)
Information of 1)
toto
module