Mitsubishi Electric MELSEC-Q/L - Conversion from bin 32-Bit to bin 16-Bit Data

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6 BASIC INSTRUCTIONS
6.3 Data Conversion Instructions
Conversion from BIN 32-bit to BIN 16-bit data
WORD(P)
Processing details
• Converts BIN 32-bit data at device designated by (S) to BIN 16-bit data with sign, and stores the result at a device
designated by (D).
• Devices can be designated in the range from -32768 to 32767.
Operation error
• In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and an error code is stored into SD0.
Program example
• The following program converts the BIN 32-bit data at R100 and R101 to BIN 16-bit data when X20 is ON, and stores it at
D100.
(S): BIN 32-bit data or head number of the devices where the BIN 32-bit data is stored (BIN 32 bits)
(D): Head number of the devices where the converted BIN 16-bit data will be stored (BIN 16 bits)
Setting
data
Internal device R, ZR J\ U\G Zn Constant
K, H
Others
Bit Word Bit Word
(S)  
(D)  
Error
code
Error details Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
4100 The data specified by (S)+1 and (S) are outside the range of -32768 to
32767.

[Ladder Mode] [List Mode]
[Operation]
Basic
Process
High
performance
Redundant Universal LCPU
Command
Command
WORDP
WORD S D
DS WORDP
WORD
BIN 32-bit data
Upper 16 bits
+1
Lower 16 bits BIN 16-bit data
S S D
Step
Instruction
Device
8253
H
FFFF8253
H
D100R100R101
(-32173) (-32173)