158
IR Area Section 3-2
3-2-5 Flags/Bits for an Inner Board in Slot 2 (IR 232 to IR 243)
High-speed Counter Board Flags/Bits
Word Bits Name Function Read/
Write
IR 232 00 to 15 High-speed
Counter 1
PV (rightmost 4 digits) Contains the high-speed counter PV for
each of the High-speed Counter Board’s
ports.
Note The PV data format (BCD or hexa-
decimal) can be set in the PC Set-
up (DM 6602.)
R
IR 233 00 to 15 PV (leftmost 4 digits)
IR 234 00 to 15 High-speed
Counter 2
PV (rightmost 4 digits)
IR 235 00 to 15 PV (leftmost 4 digits)
IR 236 00 to 15 High-speed
Counter 3
PV (rightmost 4 digits)
IR 237 00 to 15 PV (leftmost 4 digits)
IR 238 00 to 15 High-speed
Counter 4
PV (rightmost 4 digits)
IR 239 00 to 15 PV (leftmost 4 digits)
IR 240
(High-speed
counter 1)
IR 241
(High-speed
counter 2)
IR 242
(High-speed
counter 3)
IR 243
(High-speed
counter 4)
00 to 07 Comparison Results: Internal Output Bits Contains the bit pattern specified by oper-
and in CTBL(––) when conditions are sat-
isfied.
R
08 to 11 Comparison Results: External Outputs Bits
for Outputs 1 to 4
Contains the bit pattern specified by oper-
and in CTBL(––) when conditions are sat-
isfied.
R
12 Counter Operating Flag 0: Stopped
1: Operating
R
13 Comparison Flag Indicates whether comparison is in
progress.
0: Stopped; 1: Operating
R
14 PV Overflow/Underflow Flag 0: Normal
1: Overflow or underflow occurred.
R
15 SV Error Flag 0: Normal
1: SV error occurred.
R
AR 05 00 High-speed Counter 1 Reset Bit Phase Z and software reset
0: Phase-Z reset disabled
1: Phase-Z reset enabled
Software reset only
0: Software reset disabled
0→1: Executes software reset
01 High-speed Counter 2 Reset Bit
02 High-speed Counter 3 Reset Bit
03 High-speed Counter 4 Reset Bit
04 to 07 Not used.
08 High-speed Counter 1 Comparison Stop Bit 0→1: Starts comparison.
1→0: Stops comparison.
09 High-speed Counter 2 Comparison Stop Bit
10 High-speed Counter 3 Comparison Stop Bit
11 High-speed Counter 4 Comparison Stop Bit
12 High-speed Counter 1 Stop Bit 0: Continues operation.
1: Stops operation.
13 High-speed Counter 2 Stop Bit
14 High-speed Counter 3 Stop Bit
15 High-speed Counter 4 Stop Bit
AR 06 00 External Output 1 Force-set Bit 0: No effect on output status
1: Forces output ON
01 External Output 2 Force-set Bit
02 External Output 3 Force-set Bit
03 External Output 4 Force-set Bit
04 External Output Force-set Enable Bit 1: Force-setting of outputs 1 to 4 enabled
0: Force-setting of outputs 1 to 4 disabled
05 to 15 Not used.
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