Omron CS Series Operator's Manual page 218

I/O Memory Allocation
Address
Words Bits
A200 A20011
A20012
A20015
A201 A20110
A20111
A202 A20200
to
A20207
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Name
First Cycle ON for one cycle after PLC op-
Flag eration begins (after the mode is
switched from PROGRAM to
RUN or MONITOR, for example).
Step Flag ON for one cycle when step exe-
cution is started with STEP(008).
This flag can be used for initiali-
zation processing at the begin-
ning of a step.
First Task ON when a task is executed for
Startup the first time. This flag can be
Flag used to check whether the cur-
rent task is being executed for
the first time so that initialization
processing can be performed if
necessary.
Online Ed- ON when an online editing proc-
iting Wait ess is waiting.
Flag (If another online editing com-
mand is received while waiting,
the other command won't be
recorded and an error will occur.)
Online Ed- ON when an online editing proc-
iting Flag ess is being executed.
Communi- ON when a network instruction
cations Port (SEND, RECV, CMND, or
Enabled PMCR) can be executed with the
Flags corresponding port number. Bits
00 to 07 correspond to commu-
nications ports 0 to 7.
When two or more network in-
structions are programmed with
the same port number, use the
corresponding flag as an execu-
tion condition to prevent the in-
structions from being executed
simultaneously.
(The flag for a given port is
turned OFF while a network in-
struction with that port number is
being executed.)
CS/CJ-series PLC
Function
ON for the
first cycle
ON for the
first cycle
after exe-
cution of
STEP(008).
1: First
execution
0: Not ex-
ecutable for
the first
time or not
being exe-
cuted.
1: Waiting
for
online edit-
ing
0: Not
waiting
for online
editing
1: Online
editing in
progress
0: Online
editing not
in progress
1: Network
instruction
is not being
executed
0: Network
instruction
is being
executed
(port busy)
Section 9-3
CX-Simulator
Settings Function
Same as
CS/CJ-series
PLC.
Same as
CS/CJ-series
PLC.
Same as
CS/CJ-series
PLC.
Not used.
Not used.
Same as
CS/CJ-series
PLC.
Settings
203