Load Instructions for DB Number and DB Length
60
S7-400 Instruction List
A5E00267845-01
Load Instructions for DB Number and DB Length
Loading the number/length of a data block into ACCU1. The old contents of ACCU1 are saved to ACCU2. 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
L
DBNO
Load number of data block
1
0.1
0.06
0.04
0.03
L
DINO
Load number of instance data
block
1
0.1
0.06
0.04
0.03
L
DBLG
Load length of data block into
byte
1
0.1
0.06
0.04
0.03
L
DILG
Load length of instance data
block into byte
1
0.1
0.06
0.04
0.03