Delta DVP-15MC Series, Operation Manual

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DVP-15MC Series Motion Controller Operation Manual
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
Function Explanation

The MID instruction extracts L characters starting from the number-P character of the In string. The
extracted string is output to Out . The extraction way is illustrated as below.

Precautions for Correct Use

The input variables are not allowed to omit. An error will occur during the compiling of the software
if the input variables are omitted. But the output variable is allowed to omit.

Programming Example

The MID_In string is ’AaBbCcDd’, MID_L=2 and MID_LP=3. When MID_EN is TRUE, Out1 is ’Bb’.

The variable table and program
Variable name Data type Current value
MID_EN BOOL
TRUE
MID_In STRING ‘AaBbCcDd’
MID_L UINT 2
MID_P UINT
3
Out1 STRING
‘Bb’
In =A BCDE FG H L = 3 P=2
O ut :
BCD
A BCDE FGH
Extr ac tio n sta rts fr om
the se con d ch ar act er
Extr act th re e cha ra cte rs
MID
1
MID
E N ENO
In O ut
P
L
MI D_ EN
MI D_ In1
MID_P
MID_L
Out1