Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 423

Processing details
• These instructions convert the 32-bit unsigned binary data in the device specified by (s) to 16-bit signed binary data, and
store the converted data in the device specified by (d).
The following program example converts, when M0 turns on, the 32-bit unsigned binary data stored in D0 and D1 to 16-bit
signed binary data, and stores the converted data in D100.
SM402
M0
(1) Data before conversion is stored in the lower 16 bits.
Operation error
There is no operation error.
(s)
D1, D0
H56789ABC
DMOVP D0
(s) (d)
UDINT2INT
D0 D100
b31 ∙∙∙ b16 b15 ∙∙∙ b0
5678H 9ABCH
(1450744508)
(d) b15 ∙∙∙ b0
D100 9ABCH
(-25924)
(1)
6 BASIC INSTRUCTIONS
6.6 Data Conversion Instructions
6
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