Specifications

App - 36
Special Register List (Continued)
Number Name Meaning Explanation
Set by
(when set)
Applicable
ACPU
D9
Applicable
CPU
• The operating status of the remote I/O module is stored in the following
format.
B15 B4 B3 B0
1)
1) Remote I/O module operating status Always 2: STOP
S (Always) New Rem
• The CPU operating state is stored as indicated in the following figure:
B15
B12
B11
B8
B7
B4
B3 B0
2) 1)
1) CPU operating status 0: RUN
1: STEP-RUN
2: STOP
3: PAUSE
2) STOP/PAUSE cause 0: Key switch
1: Remote contact
2: Peripheral, computer link, or
operation from some other remote
source
3 Internal program instruction
Note: The earlier is
prioritized.
4: Error
SD203
Operating status
of CPU
Operating status
of CPU
S (Everytime
END
processing)
D9015
format
change
SD206
Device test
execution type
0: Test not yet
executed
1: During X
device test
2: During Y
device test
3: During X/Y
device test
• The device test execution type is stored when the device test mode is
executed after the forced input/output registration on GX Developer.
S (Request) New Rem
SD210 Time data
Time data
(year, month)
• The year (last two digits) and month are stored as BCD code at SD210
as shown below:
B15 B12B11 B8 B7 B4 B3 B0
Year
Month
(Example) July, 1993
H9307
D9025
SD211 Time data
Time data
(day, hour)
• The day and hour are stored as BCD code at SD211 as shown below:
B15 B12B11 B8 B7 B4 B3 B0
Day
Hour
(Example)10 a.m. on 31st
H3110
D9026
SD212 Time data
Time data
(minute, second)
• The minutes and seconds (after the hour) are stored as BCD code at
SD212 as shown below:
(Example) 35 min 48 sec.
H3548
B15 B12B11 B8 B7 B4 B3 B0
Minute Second
D9027
+ Rem
SD213 Time data
Time data
(Higher digits of
year, day of
week)
• The day of the week is stored as BCD code at SD213 as shown below:
B15 B12B11 B8 B7 B4 B3 B0
Higher digits of year (0 to 99)
Day of week
0
1
2
3
4
5
6
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
(Example)
Friday
H0005
S/U (Request)
D9028
QCPU
Rem