Memory Areas
Word(s)
Bit(s)
SR 244
00 to 15
Interrupt Input 00003 Counter Mode PV
Counter PV when interrupt input 00003 is used in counter mode (4 digits hex-
adecimal).
SR 245
00 to 15
Interrupt Input 00004 Counter Mode PV
Counter PV when interrupt input 00004 is used in counter mode (4 digits hex-
adecimal).
SR 246
00 to 15
Interrupt Input 00005 Counter Mode PV
Counter PV when interrupt input 00005 is used in counter mode (4 digits hex-
adecimal).
SR 247
00 to 15
Interrupt Input 00006 Counter Mode PV
Counter PV when interrupt input 00006 is used in counter mode (4 digits hex-
adecimal).
(Input 00006 does not exist in CPM2C CPU Units with 10 I/O points.)
SR 248,
00 to 15
High-speed Counter PV Area
SR 249
(Can be used as work bits when the high-speed counter is not used.)
SR 250
00 to 15
Analog Setting 0 (CPM2A PCs only)
Used to store the 4-digit BCD set value (0000 to 0200) from analog control 0.
SR 251
00 to 15
Analog Setting 1 (CPM2A PCs only)
Used to store the 4-digit BCD set value (0000 to 0200) from analog control 1.
SR 252
00
High-speed Counter Reset Bit
01 to 03
Not used.
04
Pulse Output 0 PV Reset Bit
Turn ON to clear the PV of pulse output 0.
05
Pulse Output 1 PV Reset Bit
Turn ON to clear the PV of pulse output 1.
06, 07
Not used.
08
Peripheral Port Reset Bit
Turn ON to reset the peripheral port. Automatically turns OFF when reset is
complete.
09
RS-232C Port Reset Bit
Turn ON to reset the RS-232C port. Automatically turns OFF when reset is
complete.
10
PC Setup Reset Bit
Turn ON to initialize PC Setup (DM 6600 through DM 6655). Automatically
turns OFF again when reset is complete. Only effective if the PC is in PRO-
GRAM mode.
11
Forced Status Hold Bit (See note.)
OFF: The forced status of bits that are forced set/reset is cleared when
ON: The status of bits that are forced set/reset are maintained when switch-
The PC Setup can be set to maintain the status of this bit when the PC is
12
I/O Hold Bit (See note.)
OFF: IR and LR bits are reset when starting or stopping operation.
ON: IR and LR bit status is maintained when starting or stopping operation.
The PC Setup can be set to maintain the status of this bit when the PC is
13
Not used.
14
Error Log Reset Bit
Turn ON to clear error log. Automatically turns OFF again when operation is
complete.
15
Not used.
576
switching between PROGRAM mode and MONITOR mode.
ing between PROGRAM mode and MONITOR mode.
turned off.
turned off.
Function
Appendix C
Read/
Page
write
Read-
75
only
60
150
Read/
51
write
Read/
97
write
e
Read/
---
write
---
2
17
17
Read/
555
write
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