Mitsubishi Electric MELDAS C6 Programming Manual page 225

DXCH, DXCHP ... 32-bit data exchange
Bit device
X Y M L F B SB T SM V T
D1
D2
DXCH
DXCHP
Function
The D1 and D2 32-bit data are exchanged.
Before execution
After execution
Execution conditions
The execution conditions for the DXCH, DXCHP are as shown below.
Exchange conmand OFF
DXCH
DXCHP
8. Function Commands
DXCH, DXCHP
Usable device
Word device
C D R W SW Z SD K
Conversion command
DXCH D1
DXCHP D1 D2
D1
D1+1
16-bit 16-bit
0 0 0 1 1 0
0 1 1 1 0 1
0 0 0 1 1 1 0 0 1 0 1 0
ON
Executed per scan
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Con-
Pointer
stant
H
Setting data
D2
D1 Head No. of device
where data to be
exchanged is stored.
D2
D2+1
16-bit
0 1
0 0 0 1 1 1 0 0 1
1 0 0 1 1 0 0 0 1 1 0
Executed per scan
Digit
No. of
desig- Index
steps
nation
P
4
D2
16-bit
0 1 0 1 0
1 0 1 0 1