Exchanging 16-Bit Binary Data - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Exchanging 16-bit binary data

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