User guide

Preface
MicroLogix 1000 Programmable Controllers User Manual
C–6
Instruction Valid Value
Ranges
Valid File TypesValid Addressing
Mode(s)
Instruction
Parameters
Description
FFL FIFO Load source
direct, indexed direct➀
O, I, S, B, T, C, R, N –32,768–32,767
FIFO array indexed direct O, I, S, B, N Not Applicable
FIFO control direct R (element level) Not Applicable
length (contained in the
control register)
1–128
position (contained in the
control register)
0–127
FFU FIFO Unload FIFO array indexed direct O, I, S, B, N Not Applicable
destination
direct, indexed direct➀
O, I, S, B, T, C, R, N Not Applicable
FIFO control direct R (element level) Not Applicable
length (contained in the
control register)
1–128
position (contained in the
control register)
0–127
FLL Fill File source direct O, I, S, B, T, C, R, N –32,768–32,767
f-min–f-max
destination indexed direct O, I, S, B, T, C, R, N
(element level)
Not Applicable
length immediate 1–128; 1–42
when destination
is T,C,R
FRD Convert from BCD source direct, indexed direct O, I, S, B, T, C, R, N Not Applicable
destination direct, indexed direct O, I, S, B, T, C, R, N Not Applicable
GEQ Greater Than or Equal source A direct, indexed direct O, I, S, B, T, C, R, N Not Applicable
source B immediate, direct,
indexed direct
O, I, S, B, T, C, R, N –32,768–32,767
f-min–f-max
GRT Greater Than source A direct, indexed direct O, I, S, B, T, C, R, N Not Applicable
source B immediate, direct,
indexed direct
O, I, S, B, T, C, R, N –32,768–32,767
f-min–f-max
➀
Indexed
addressing is not allowed when using T , C, or R addresses.