Delta C200 Series User Manual page 316

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Ladder diagram:
Example
Mnemonic
Store the current result of the internal PLC operations
MPS
Operand
To save contents of the accumulative register into the operation result. (the result
operation pointer pluses 1)
Mnemonic
Reads the current result of the internal PLC operations
MRD
Operand
Reading content of the operation result to the accumulative register. (the pointer of
operation result doesn't move)
Mnemonic
Reads the current result of the internal PLC operations
MPP
Operand
Reading content of the operation result to the accumulative register. (the stack pointer
will decrease 1)
Ladder diagram:
Example
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Block A
X0 X1
X2 X3
Block B
MPS
X0 X1
X2
MRD
MPP
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Chapter 14 PLC Function |C200 Series
Command code: Operation:
LD
Y1
ANI
LDI
ORB
AND
ORB
OUT
Function
None
Function
None
Function
None
Command code: Operation:
LD
MPS
Y1
AND
M0
OUT
Y2
MRD
END
AND
OUT
MPP
OUT
END
14-31
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X0 Load contact A of X0
Connect to contact B of
X1
X1 in series
Load contact B of X2
X2
Connect to contact A of
X3
X3 in series
Connect circuit block in
parallel
Y1 Drive Y1 coil
X0 Load contact A of X0
Save in stack
Connect to contact A of
X1
X1 in series
Y1 Drive Y1 coil
Read from the stack
(without moving
pointer)
Connect to contact A of
X2
X2 in series
Drive M0 coil
M0
Read from the stack
Drive Y2 coil
Y2
End program
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