Siemens SIMATIC IM 151/CPU

Instruction List
B-32
ET 200S Interface Module IM 151/CPU
A5E00058783-01
B.18 Load Instructions for Timers and Counters
Loading of a time value or count value into ACCU1. The contents of ACCU1 are
saved to ACCU2 first.
The indicators are not affected.
In-
stru-
Address
Description
Length
in
Typical Execution Time in
s
ction
Address
ID
Description
Words
Direct Ad-
dressing
Indirect Ad-
dressing
*
L T Load time value 1**/2 1.7 2.1+
Timer
para.
Load time value (addressed via parame-
ter)
2 – +
C Load count value 1**/2 1.5 2.1+
Counter
p.
Load time value (addressed via parame-
ter)
2 – +
LD T Load value of a timer (binary coded deci-
mal)
1**/2 5.4 5.9+
Timer
para.
Load value of a timer (binary coded deci-
mal, addressed via the parameter)
2 – +
C Load count value (binary coded decimal) 1**/2 4.9 5.4+
Counter
p.
Load count value (addressed via parame-
ter)
2 – +
* + time for loading the address of the instruction
** With direct instruction addressing