Rockwell Automation 1761-HHP-B30 MicroLogix 1000 with Hand-Held Programmer (HHP) User Manual
Page 414

Appendix B
Programming Reference
B–19
Mnemonic
False Execution Time
(approx.
µ
seconds)
True Execution Time
(approx.
µ
seconds)
Memory Usage
(user words)
Name
Instruction Type
RET
3.16
31.11
0.50
Return from Subroutine
Program Flow Control
RST
3.16
4.97
0.75
Reset
Basic
RTO
27.49
38.34
1.00
Retentive Timer
Basic
SBR
LD SBR
0.99
1.45
0.50
Subroutine
Program Flow Control
SCL
6.78
169.18
1.75
Scale Data
Math
SET
3.16
4.97
0.75
Set
Basic
SQC
27.40
60.52
2.00
Sequencer Compare
Application Specific
SQL
28.12
53.41
2.00
Sequencer Load
Application Specific
SQO
27.40
60.52
2.00
Sequencer Output
Application Specific
SQR
6.78
71.25
1.25
Square Root
Math
STD
3.16
6.69
0.50
Selectable Timer
Interrupt Disable
Application Specific
STE
3.16
10.13
0.50
Selectable Timer
Interrupt Enable
Application Specific
STS
6.78
24.59
1.25
Selectable Timer
Interrupt Start
Application Specific
SUB
6.78
33.52
1.50
Subtract
Math
SUS
7.87
10.85
1.50
Suspend
Program Flow Control
TND
3.16
7.78
0.50
Temporary End
Program Flow Control
TOD
6.78
49.64
1.00
Convert to BCD
Data Handling
TOF
31.65
39.42
1.00
Timer Off-Delay
Basic
TON
30.38
38.34
1.00
Timer On-Delay
Basic
XOR
6.92
33.64
1.50
Exclusive Or
Data Handling