Program Display and Null Operation Instructions
81
S7-400 Instruction List
A5E00267845-01
Program Display and Null Operation Instructions
The status word is not affected.
Instruc-
Address
Description
Length
in
Execution Time in
s
Instruc-
tion
Address
ID
Description
Length
in
Words
CPU 412
CPU 414
CPU 416
CPU 417
BLD
k8
Program display instruction:
Is treated by the CPU as a null
operation instruction.
1
0.1
0.06
0.04
0.03
NOP
0
1
Null operation instruction
1
0.1
0.06
0.04
0.03