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Accumulator Transfer Instructions, Incrementing And Decrementing - Siemens CPU 412-1 Instruction Manual

S7-400; cpu 412 series; cpu 414 series; cpu 416 series; cpu 417 series;.
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Accumulator Transfer Instructions, Incrementing and Decrementing

The status word is not affected.
Instruc-
Instruc-
Address
Address
tion
ID
CAW
Reverse the order of the bytes in ACCU1-L.
CAD
Reverse the order of the bytes in ACCU1.
TAK
Swap the contents of ACCU1 and ACCU2
ENT
The contents of ACCU2 and ACCU3 are
transferred to ACCU3 and ACCU4.
LEAVE
The contents of ACCU3 and ACCU4 are
transferred to ACCU2 and ACCU3.
PUSH
The contents of ACCU1, ACCU2 and ACCU3
are transferred to ACCU2, ACCU3 and
ACCU4
POP
The contents of ACCU2, ACCU3 and ACCU4
are transferred to ACCU1, ACCU2 and
ACCU3
S7-400 Instruction List
A5E00267845-01
Accumulator Transfer Instructions, Incrementing and Decrementing
Description
Description
Execution Time in ms
Length
Length
in
in
CPU 412
CPU 414
Words
1
0.1
0.06
1
0.1
0.06
1
0.1
0.06
1
0.1
0.06
1
0.1
0.06
1
0.1
0.06
1
0.1
0.06
CPU 416
CPU 417
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
79

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