Siemens CPU 414-2 - Load Instructions for DB Number and DB Length

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