Appendix A System Registers Lists
A.1 System Service Registers
A-5
( 4 ) Scan Execution Status and Calendar
( 5 ) Program Software Numbers and Remaining Program Memory Capacity
2.0-s Sampling Relay SB000036
60.0-s Sampling Relay SB000037
1.0 s After Start of Scan Relay SB000038
2.0 s After Start of Scan Relay SB000039
5.0 s After Start of Scan Relay SB00003A
(cont’d)
Name Register No. Remarks
1.0s
2.0s
5.0s
Name Register No. Remarks
High-speed Scan Set Value SW00004
High-speed Scan Set Value (0.1 ms)
High-speed Scan Current Value SW00005
High-speed Scan Current Value (0.1 ms)
High-speed Scan Maximum Value SW00006
High-speed Scan Maximum Value (0.1 ms)
High-speed Scan Set Value 2 SW00007
High-speed Scan Set Value (1 μs)
High-speed Scan Current Value 2 SW00008
High-speed Scan Current Value (1 μs)
High-speed Scan Maximum Value 2 SW00009
High-speed Scan Maximum Value (1 μs)
Low-speed Scan Set Value SW00010
Low-speed Scan Set Value (0.1 ms)
Low-speed Scan Current Value SW00011
Low-speed Scan Current Value (0.1 ms)
Low-speed Scan Maximum Value SW00012
Low-speed Scan Maximum Value (0.1 ms)
Reserved by the system. SW00013
(Not used)
Executing Scan Current Value SW00014
Executing Scan Current Value (0.1 ms)
Calendar: Year SW00015
1999: 0099 (BCD) (Last two digits only)
Calendar: Month Day SW00016
December 31: 1231 (BCD)
Calendar: Hours Minutes SW00017
23 hours 59 minutes: 2359 (BCD)
Calendar: Seconds SW00018
59 s: 59 (BCD)
Calendar: Day of Week SW00019
0: Sun., 1: Mon., 2: Tues., 3: Wed., 4: Thurs., 5: Fri.,
6: Sat.
Name Register No. Remarks
System Program Software Number SW00020
S ( is stored as BCD)
System Number
SW00021
to
SW00025
(Not used)
Remaining Program Memory Capacity SL00026
Bytes
Total Memory Capacity SL00028
Bytes