Mitsubishi Electric MELSEC iQ-R Series, Programming Manual

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6 BASIC INSTRUCTIONS
6.7 Data Transfer Instructions
515
6
Exchanging 16-bit binary data
XCH(P)
These instructions exchange the 16-bit binary data specified.
■
Execution condition
Setting data
■
Description, range, data type
■ Applicable devices
Processing details
• These instruction exchange the 16-bit binary data between the devices specified by (d1) and (d2).
Ladder ST
ENO:=XCH(EN,d1,d2);
ENO:=XCHP(EN,d1,d2);
FBD/LD
Instruction Execution condition
XCH
XCHP
Operand Description Range Data type Data type (label)
(d1) Device where the exchange target data is stored

16-bit signed binary ANY16
(d2) Device where the exchange target data is stored

16-bit signed binary ANY16
EN Execution condition

Bit BOOL
ENO Execution result  Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
X, Y, M, L,
SM, F, B, SB,
FX, FY J  \  T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD U  \G  , J  \  ,
U3E  \(H)G 
Z LT, LST,
LC LZ K, H E $
(d1)
           
(d2)
           
RnCPU RnENCPU
RnSFCPU RnSFCPU RnPCPU RnPCPU
(Standard) (Safety) (Redundant) (Process)
(d1) (d2)
EN ENO
d1
d2
∙∙∙ ∙∙∙ b15 b8b7 b0
0 1 1 0 1 0 0 0 0 0 0 0 0 1 1 1
∙∙∙ ∙∙∙ b15 b8b7 b0
1 1 1 0 1 0 0 0 1 1 1 1 0 0 0 0
∙∙∙ ∙∙∙ b15 b8b7 b0
1 1 1 0 1 0 0 0 1 1 1 1 0 0 0 0
∙∙∙ ∙∙∙ b15 b8b7 b0
0 1 1 0 1 0 0 0 0 0 0 0 0 1 1 1
(d2)
(d2)
(d1)
(d1)