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Word(s) FunctionBit(s)
19
00 to 07 Hours: 00 to 23 (24-hour system)
08 to 15 Day of Month: 01 to 31 (adjusted by month and for leap year)
20
00 to 07 Month: 1 to 12
08 to 15 Year: 00 to 99 (Rightmost two digits of year)
21
00 to 07 Day of Week: 00 to 06 (00: Sunday; 01: Monday; 02: Tuesday; 03: Wednesday; 04:
Thursday; 05: Friday; 06: Saturday)
08 to 12 Not used.
13 30-second Compensation Bit
14 Clock Stop Bit
15 Clock Set Bit
22 00 to 15 Keyboard Mapping
23 00 to 15 Power Off Counter (BCD)
24
00 SYSMAC LINK – RS-232C Peripheral Device Flag
01 SYSMAC LINK – Port A Peripheral Device Flag
02 SYSMAC LINK – Port B Peripheral Device Flag
03 SYSMAC LINK – Peripheral Device Initialization BIt
04 Not used.
05 Cycle Time Flag
06 SYSMAC LINK System Network Parameter Flag for operating level 1
07 SYSMAC LINK System Network Parameter Flag for operating level 0
08 SYSMAC LINK/SYSMAC NET Link Unit Level 1 Mounted Flag
09 SYSMAC LINK/SYSMAC NET Link Unit Level 0 Mounted Flag
10 Not used.
11 PC Link Unit Level 1 Mounted Flag
12 PC Link Unit Level 0 / Single Level Mounted Flag
13 Rack-mounting Host Link Unit Level 1 Mounted Flag
14 Rack-mounting Host Link Unit Level 0 Mounted Flag
15 CPU Unit-mounting Device Mounted Flag
25
00 to 07 Password for access to the Online Edit Disable Bit
(The Online Edit Disable Bit is valid when this byte contains 5A.)
08 FPD(––) Trigger Bit
09 Online Edit Disable Bit
10 Online Edit Standby Flag
11 Not used.
12 Trace End Flag
13 Tracing Flag
14 Trace Trigger Bit (writeable)
15 Trace Start Bit (writeable)
26 00 to 15 Maximum Cycle Time (0.1 ms)
27 00 to 15 Present Cycle Time (0.1 ms)
3-5-1 Restarting Special I/O Units
AR bits 0100 to AR 0109 correspond to the unit numbers of Special I/O Units 0 to
9. To restart Special I/O Units (including PC Link Units) turn the corresponding
bit ON and OFF (or turn power ON and OFF). Do not access data refreshed for
Special I/O Units during restart processing (see SR 27400 to SR 27409 on page
37).
Note Bits SR 28100 to SR 28115 also act as Restart Bits for Special I/O Units 0 to F.
AR (Auxiliary Relay) Area Section 3-5