Siemens Simatic S7 Series

Program instructions
7.12 Move
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
297
7.12.2
Block move
LAD / FBD
STL
Description
BMB IN, OUT,
N
BMW IN, OUT,
N
BMD IN, OUT,
N
The Block Move Byte, Block Move Word, and Block Move Double Word instruc-
tions move an assigned block of data values from a source memory location
(starting address IN and successive addresses) to a new memory location (start-
ing address OUT and successive addresses). Parameter N assigns the number
of bytes, words, or double words to move. The block of data values stored in the
source location are not changed.
N has a range of 1 to 255.
Non-fatal errors with ENO = 0
SM bits affected
• 0006H Indirect address
• 0091H Operand out of range
None
Input / output
Data type
Operand
IN
BYTE
IB, QB, VB, MB, SMB, SB, LB, *VD, *LD, *AC
WORD, INT
IW, QW, VW, MW, SMW, SW, T, C, LW, AIW, *VD, *LD, *AC
DWORD, DINT
ID, QD, VD, MD, SMD, SD, LD, *VD, *LD, *AC
OUT
BYTE
IB, QB, VB, MB, SMB, SB, LB, *VD, *LD, *AC
WORD, INT
IW, QW, VW, MW, SMW, SW, T, C, LW, AQW, *VD, *LD, *AC
DWORD, DINT
ID, QD, VD, MD, SMD, SD, LD, *VD, *LD, *AC
N BYTE IB, QB, VB, MB, SMB, SB, LB, AC, Constant, *VD, *LD, *AC