Appendix DData Areas
582
Word(s) FunctionBit(s)
A462 to A463 00 to 15 Maximum Cycle Time (BCD, 8 digits)
A464 to A465 00 to 15 Present Cycle Time (BCD, 8 digits)
A466 to A469 00 to 15 Not used.
A470 to A477 00 to 15 SYSMAC BUS Error Codes:
RM # 0 (A470) RM #1 (A471)
RM # 2 (A472) RM #3 (A473)
RM # 4 (A474) RM #5 (A475)
RM # 6 (A476) RM #7 (A477)
A478 00 to 15 Total SYSMAC BUS I/O Words (BCD)
A479 00 to 15 Not used.
A480 to A499 00 to 15 SYSMAC BUS/2 Error Unit Number:
RM # 0 (A480 to A484) RM #1 (A485 to A489)
RM # 2 (A490 to A494) RM #3 (A495 to A499)
A500 00 to 02 Not used.
03 Instruction Execution Error Flag
04 Carry Flag
05 Greater Than Flag
06 Equals Flag
07 Less Than Flag
08 Negative Flag
09 Overflow Flag
10 Underflow Flag
11 Not used.
12 First Cycle Flag when one-step operation is started with STEP instruction
13 Always ON Flag
14 Always OFF Flag
15 First Cycle Flag
A501 00 0.1-s Clock Pulse
01 0.2-s Clock Pulse
02 1.0-s Clock Pulse
03 0.02-s Clock Pulse
04 to 15 Not used.
A502 00 to 07 Port #0 to #7 Enabled Flags
08 to 15 Port #0 to #7 Execute Error Flags
A503 to A510 00 to 15 Port #0 to #7 Completion Codes
A511 00 to 04 Current EM Bank (0 to 7)
05 to 14 Not used.
15 EM Installed Flag
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