Exchanging Shared Data Block and Instance Data Block
90
S7-400 Instruction List
A5E00267845-01
Exchanging Shared Data Block and Instance Data Block
Exchanging the two current data blocks. The current shared data block becomes the current instance data block, and vice versa. The sta-
tus word is not affected.
Length
Execution Time in îs
tion
ID
Words
CPU 412 CPU 414 CPU 416 CPU 417
CDB Exchange shared data block and
instance data block
1 0.2 0.12 0.08 0.06