Appendix E
Data Areas
355
Word(s)
Function
Bit(s)
254
00
1-minute clock pulse bit
01
0.02-second clock pulse bit
07
Step Flag
08 to 12
Duplex System flags
255
00
0.1-second clock pulse bit
01
0.2-second clock pulse bit
02
1.0-second clock pulse bit
03
Instruction Execution Error (ER) Flag
04
Carry (CY) Flag
05
Greater Than (GR) Flag
06
Equals (EQ) Flag
07
Less Than (LE) Flag
AR Area
Word(s)
Bit(s)
Function
07
00 to 03
Data Link setting for operating level 0 of SYSMAC LINK
System
05 to 07
Data Link setting for operating level 1 of SYSMAC LINK
System
08 to 15
Not used. May be used as work bits.
08 to 10
00 to 15
Active Node Flags for SYSMAC LINK System nodes of
11
00 to 13
operating level 0
11
14
Communications Controller Error Flag for operating level
0
15
EEPROM Error Flag for operating level 0
12 to 14
00 to 15
Node Active Flags for SYSMAC LINK System nodes of
15
00 to 13
operating level 1
15
14
Communications Controller Error Flag for operating level
1
15
EEPROM Error Flag for operating level 1
16
00 to 15
SYSMAC LINK/SYSMAC NET Link System operating
level 0 service time per cycle
17
00 to 15
SYSMAC LINK/SYSMAC NET Link System operating
level 1 service time per cycle
18
12
Trace Complete Flag
13
Tracing Flag
14
Trace Start Bit
15
Sampling Start Bit