Publication 1747-UM655B-EN-P - June 2007
124 Configuring the M0/M1 Files by Using RSLogix 500 Software
When You Cannot Use M0-M1 Data File Addresses
You can use M0 and M1 data file addresses in all instructions except
the OSR instruction and the instruction parameters below.
Monitor Bit Instructions with M0 or M1 Addresses
When you monitor a ladder program in the Run or Test mode, the
following bit instructions, addressed to an M0 or M1 file, are indicated
as false regardless of their actual true/false logical state.
Instruction Parameter (characterized by file
indicator #)
BSL
BSR
File (bit array)
SQO
SQC
SQL
File (sequencer file)
LFL
LFU
LIFO (stack)
FFL
FFU
FIFO (stack)
]/[
Mf:S.w
b
] [
Mf:S.w
b
( )
Mf:S.w
b
(L)
Mf:S.w
b
(U)
Mf:S.w
b
XIC XIO OTE OTL OTU
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