Siemens SIMATIC IM 151/CPU - Page 165

Instruction List
B-31
ET 200S Interface Module IM 151/CPU
A5E00058783-01
In-
Address
Length Typical Execution Time in s
stru-
ction
Address
ID
Description
g
in
Words
Direct Addres-
sing
Indirect Ad-
dressing
*
L
B[AR1,m]
B[AR2,m]
W[AR1,m]
Load (area-crossing addressing) ....
Byte
Word
2 –
40.1+
40.1+
45.6+
W[AR1,m]
W[AR2,m]
D[AR1,m]
D[AR2,m]
Word
Double word
... in ACCU1
2
2
–
–
45.6+
45.6+
57.4+
57.4+
k8
k16
L#k32
Load ...
8-bit constant in ACCU1-LL
16-bit constant in ACCU1-L
32-bit constant in ACCU1
1
2
3
0.6
0.6
0.8
–
–
–
Parame-
ters
Load constant in ACCU1 (addressed
via parameter)
2 – +
2#n Load 16-bit binary constant in
ACCU1-L
2 0.6 –
Load 32-bit binary constant in ACCU1 3 0.7 –
16#p Load 16-bit hexadecimal constant in
ACCU1-L
2 0.6 –
Load 32-bit hexadecimal constant in
ACCU1
3 0.7 –
’xx’ Load 2 characters 2 0.7 –
’xxxx’ Load 4 characters 3 0.88 –
D# date Load IEC date (binary coded decimal) 2 0.8 –
S5T# time
value
Load S5 time constant (16 bits) 2 0.8 –
TOD#
time value
Load 32-bit time constant (IEC time of
day)
3 0.88 –
T# time
value
Load 16-bit time constant 2 0.88 –
C# count
l
Load 16-bit counter constant 2 0.88 –
value
Load 32-bit counter constant 3 0.88 –
P# bit
pointer
Load bit pointer 3 0.88 –
L# integer Load 32-bit integer constant 3 0.88 –
q Load real number 3 0.88 –
* + time for loading the address of the instruction