APPX - 20
Appendix 7 List of Special Registers
APPENDICES
(2) System information
(3) Drive information
Table APPX.18 Special registers
Number Name Description Detailed description
Setting side
(setting time)
SD200 Switch status
C Controller
module switch
status
• The switch status of the C Controller module is stored.
0: RUN, 1: STOP
S
(System)
SD203
C Controller
module
operation status
C Controller
module
operation status
• The operation status of the C Controller module is stored as shown in the following
diagram.
S
(System)
SD286
Device
assignment
M assignment
points
(for extension)
• The M assignment points are stored in 32-bit.
• Even when M assignment points are 32K or less, the assignment points are stored.
S
(Initial)
SD287
SD308
Device
assignment 2
(including
extension
device settings)
D assignment
points (internal
+ extension)
• The M assignment points are stored in 32-bit.
(the total points of the D device and extension D device in the internal device memory
area)
S
(Initial)
SD309
Table APPX.19 Special registers
Number Name Description Detailed description
Setting side
(setting time)
SD670
Parameter-valid
drive information
Parameter-valid
drive No.
• Information for the valid parameter storage drive is stored.
2: Drive 2 (CompactFlash card)
3: Drive 3 (standard RAM)
S
(Initial)
b0
b3b4b7b8b11b12b15
2)3) 1)
1): C Controller module operation status
2): STOP/PAUSE factor
(in chronological order)
0: RUN
1: Reserved
2: STOP
3: PAUSE
0: RUN/STOP/MODE Switch
1: Reserved
3): Mode
0: Basic mode
1: Extended mode
2: Remote operation from C Controller
setting utility
5: Remote operation from another CPU
3: QBF_Control function executed from
a user program
4: Error
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