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Data Movement Instructions Section 3-7
3-7-6 MOVE DIGIT: MOVD(083)
Purpose Transfers the specified digit or digits. (Each digit is made up of 4 bits.)
Ladder Symbol
Variations
Applicable Program Areas
Operands S: Source Word
The source digits are read from right to left, wrapping back to the rightmost
digit (digit 0) if necessary.
C: Control Word
The first three digits of C indicate the first source digit (m), the number of dig-
its to transfer (n), and the first destination digit (l), as shown in the following
diagram.
D: Destination Word
The destination digits are written from right to left, wrapping back to the right-
most digit (digit 0) if necessary.
Operand Specifications
S
C
D
MOVD(083)
S: Source word or data
C: Control word
D: Destination word
Variations Executed Each Cycle for ON Condition MOVD(083)
Executed Once for Upward Differentiation @MOVD(083)
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification Not supported
Block program areas Step program areas Subroutines Interrupt tasks
OK OK OK OK
15 8 011 37412
S
Digit 3 Digit 2 Digit 1 Digit 0
15 8 011 37 412
C
0
l
First digit in S (m): 0 to 3
Number of digits (n): 0 to 3
0: 1 digit
1: 2 digits
2: 3 digits
3: 4 digits
First digit in D (l
): 0 to 3
Always 0.
nm
15 8 011 37412
D
Digit 3 Digit 2 Digit 1 Digit 0
Area S C D
CIO Area CIO 0 to CIO 6143
Work Area W0 to W511
Holding Bit Area H0 to H511
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