App
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Appendix 2 Special Register List
APPENDICES
(2) System information
TableApp.21 Special register
Number
Name
Meaning
Explanation
Set by
(When Set)
Corres-
ponding
ACPU
D9
Corresponding
CPU
SD200
Status of switch
Status of CPU
switch
• The switch status of the remote I/O module is stored in the following
format.
1) Remote I/O module switch statusAlways 1: STOP
S (Always)
New
Rem
• The CPU switch status is stored in the following format:
S (Every END
processing)
New
Qn(H)
QnPH
QnPRH
• The CPU switch status is stored in the following format:
S (Every END
processing)
New
Q00J/Q00/Q01
• The CPU switch status is stored in the following format:
S (when RUN/
STOP/RESET
switch changed)
New
QnU
• The CPU switch status is stored in the following format:
S (Every END
processing)
New
QnA
b15
b4 b3
b0
1)
Empty
to
to
b15
b12 b11
b8 b7
b4 b3
b0
1)
2)
Empty
3)
to
to
to
to
1): CPU switch status
0: RUN
1: STOP
2: L.CLR
2): Memory card
switch
Always OFF
3): DIP switch
b8 through b12 correspond to
SW1 through SW5 of system
setting switch 1.
0: OFF, 1: ON.
b13 through b15 are empty.
b15
b8 b7
b4 b3
b0
1)
2)
Empty
to
to
to
1):
0: RUN
1: STOP
2):
CPU switch status
Memory card switch
Always OFF
b15
b8 b7
b4 b3
b0
1)
2)
Empty
to
to
to
1):
0: RUN
1: STOP
2):
CPU switch status
Memory card switch
Always OFF
b15
b12 b11
b8 b7
b4 b3
b0
1)
2)
Empty
3)
to
to
to
to
1): CPU switch status
0: RUN
1: STOP
2: L.CLR
2): Memory card
switch
3): DIP switch
b8 through b12 correspond to
SW1 through SW5 of system
setting switch 1.
b14 and b15 correspond to SW1
and SW2 of system setting switch
2, respectively.
OFF at 0; ON at 1
b4 corresponds to memory card
A, and b5 corresponds to
memory card B.
0: OFF, 1: ON
