Omron CPM2C-S100C, Руководство по эксплуатации, Страница: 110 / 269

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Allocation of Word and Bit Addresses Section 4-1
4-1-2 I/O Memory Area Attributes
Note 1. The PC Setup setting in DM 6601 bits 08 to 11 determines whether the
IOM Hold Bit is reset (turned OFF) at startup.
2. Timer PVs and Completion Flags are maintained when the CPM2C-S is
switched to PROGRAM mode from RUN mode or MONITOR mode, but
cleared when the CPM2C-S is switched from PROGRAM mode to RUN
mode or MONITOR mode.
Area Exter-
nal I/O
alloca-
tion
Mode change
(to or from
PROGRAM)
Fatal error Startup (Power ON) Force
Set,
Force
Reset
FALS(07) Other cause Reset IOM
Hold Bit
1
Maintain IOM
Hold Bit
1
IOM
Hold
Bit
OFF
IOM
Hold
Bit
ON
IOM
Hold
Bit
OFF
IOM
Hold
Bit
ON
IOM
Hold
Bit
OFF
IOM
Hold
Bit
ON
IOM
Hold
Bit
OFF
IOM
Hold
Bit
ON
IOM
Hold
Bit
OFF
IOM
Hold
Bit
ON
Input area
(IR 000 to IR 009) Yes Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
Output area
(IR 010 to IR 019) Yes Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
CompoBus/S input area
(IR 020 to IR 027) No Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
CompoBus/S output area
(IR 030 to IR 037) No Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
Work areas
(IR 028, IR 029,
IR 030 to IR 049,
IR 220 to IR 227) No Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
SR area
(SR 228 to SR 255) No
HR area
(HR 00 to HR 19) No Hold Hold Hold Hold Hold Hold Hold Hold Hold Hold OK
AR area
(AR 00 to AR 23) No OK
LR area
(LR 00 to LR 15) No Clear Hold Hold Hold Clear Hold Clear Clear Clear Hold OK
Timer Completion Flags
(T000 to T255) No
Hold
2
Hold
2
Hold Hold Hold Hold Hold Hold Hold Hold OK
Timer PVs
(T000 to T255) No
Hold
2
Hold
2 Hold Hold Hold Hold Hold Hold Hold Hold No
Counter Completion
Flags (C000 to C255) No Hold Hold Hold Hold Hold Hold Hold Hold Hold Hold OK
Counter PVs
(C000 to C255) No Hold Hold Hold Hold Hold Hold Hold Hold Hold Hold No
DM area No Hold Hold Hold Hold Hold Hold Hold Hold Hold Hold No
Read/Write
(DM 0000 to DM 1999,
DM 2022 to DM 2047)
Error Log
(DM 2000 to DM 2021)
Read-only
(DM 6144 to DM 6599)
PC Setup
(DM 6600 to DM 6655)