Allen-Bradley MicroLogix 1200 Reference Manual page 349

Table A.1 MicroLogix 1200 Memory Usage and Instruction Execution Time for Programming Instructions
Programming Instruction
Message, Steady State
Message, False-to-True
Transition for Reads
Message, False-to-True
Transition for Writes
Multiply
Masked Move
Negate
Not Equal
Not
One Shot
Or
One Shot Falling
One Shot Rising
Output Enable
Output Latch
Output Unlatch
Proportional Integral Derivative PID
(1)
Pulse Train Output
(1)
Pulse Width Modulation
Reset Accumulator
I/O Refresh
Reset
Return
Retentive Timer On
Subroutine
Scale
Scale with Parameters
Sequencer Compare
Sequencer Load
Sequencer Output
Square Root
Selectable Timed Interrupt Start STS
Subtract
Suspend
Service Communications
(1)
Swap
Temporary End
Instruction Word
Mnemonic
Execution Time in µs Memory
False True
MSG 6.0 20.0
230.0
264 + 1.6/
word
MUL 0.0 6.8
MVM 0.0 7.8
NEG 0.0 2.9
NEQ 1.1 1.3
NOT 0.0 2.4
ONS 1.9 2.6
OR 0.0 2.2
OSF 3.7 2.8
OSR 3.0 3.4
OTE 1.1 1.4
OTL 0.0 1.0
OTU 0.0 1.1
11.0 295.8
PTO 24.4 85.6
PWM 24.7 126.6
RAC Word addressing level does not
apply.
REF 0.0 see p. A-7
RES 0.0 5.9
RET 0.0 1.0
RTO 2.4 18.0
SBR 1.0 1.0
SCL 0.0 10.5
SCP 0.0 31.5
SQC 7.1 23.5
SQL 7.0 21.7
SQO 7.1 23.2
SQR 0.0 26.0
0.0 57.5
SUB 0.0 3.4
SUS n/a n/a
SVC 0.0 208 + 1.6/
word
SWP 0.0 13.7 + 2.2/
swapped
word
TND 0.0 0.9
MicroLogix 1200 Memory Usage and Instruction Execution Time
Long Word
Execution Time in µs
Usage in
False
Words
2.9 Long Word addressing level does not apply.
2.0 0.0
2.0 0.0
3.0 0.0
1.3 2.7
2.5 0.0
3.5 Long Word addressing level does not apply.
2.8 0.0
5.4 Long Word addressing level does not apply.
5.4
1.6
0.6
0.6
2.4
1.9
1.9
0.0
0.5 Long Word addressing level does not apply.
1.0
0.3
3.4
0.3
2.5
3.8 0.0
3.9 7.1
3.4 7.1
3.9 7.1
1.5 0.0
1.0 Long Word addressing level does not apply.
3.3 0.0
1.5 Long Word addressing level does not apply.
1.0
(2)
1.5
0.5
Memory
Usage in
True
Words
31.9 3.5
11.8 3.0
12.1 3.0
2.5 2.5
9.2 2.5
9.2 3.0
21.2 2.0
52.2 6.0
26.3 4.4
24.3 3.9
26.6 4.4
30.9 2.5
12.9 3.5
Publication 1762-RM001C-EN-P
A-3