Appendix DData Areas
579
Auxiliary Area
As a rule, Auxiliary Area bits can be used only for the purposes for which they are dedicated. A256 to A511
are read only.
Word(s) Bit(s) Function
A000 00 to 10 Not used.
11 Restart Continuation Bit
12 IOM Hold Bit
13 Forced Status Hold Bit
14 Error Log Reset Bit
15 Output OFF Bit
A001 00 to 15 CPU Bus Unit Restart Bits
A002 to A004 00 to 15 Not used.
A005 00 to 07 SYSMAC BUS Error Check Bits
08 to 15 Not used.
A006 00 to 15 Not used.
A007 00 to 15 Momentary Power Interruption Time (BCD)
A008 00 to 06 Not used.
07 Stop Monitor Flag
08 Execution Time Measured Flag
09 Differentiate Monitor Completed Flag
10 Stop Monitor Completed Flag
11 Trace Trigger Monitor Flag
12 Trace Completed Flag
13 Trace Busy Flag
14 Trace Start Bit
15 Sampling Start Bit
A009 00 to 15 Not used.
A010 to A011 00 to 15 Startup Time (BCD)
A012 to A013 00 to 15 Power Interruption Time (BCD)
A014 00 to 15 Number of Power Interruptions (BCD)
A015 00 to 15 CPU Bus Service Disable Bits
A016 00 to 15 Not used.
A017 00 to 02 Not used.
03 Host Link Service Disable Bit
04 Peripheral Service Disable Bit
05 I/O Refresh Disable Bit
06 to 15 Not used.
A018 to A089 00 to 15 Not used.
A090 to A097 00 to 15 Reserved for system use
A098 00 FPD(177) Teaching Bit
01 to 15 Not used.
A099 00 to 07 Message #0 to #7 Flags
08 to 15 Not used.
A100 to A199 00 to 15
Error Log Area (20 × 5 words)
A200 to A203 00 to 15 Macro area inputs
A204 to A207 00 to 15 Macro area outputs
A208 to A255 00 to 15 Not used.
A256 to A299 00 to 15 Not used.
A300 00 to 15 Error Log Pointer (binary)
A301 00 to 15 Not used.
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