Thinget XC3-24RT-E - Page 160

Applied Instructions
《16 bits instruction》
XCH D10 D11
X0
D1· D2·
《32 bits instruction》
DXCH D10 D20
X0
D1· D2·
Function
[XCH]
16 bits instruction：XCH 32 bits instruction：DXCH
Suitable Models：
XC1、XC3、XC5
z The contents of the two destination devices D1 and D2 are swapped,
z
When drive input X0 is ON each scan cycle should carry on data
exchange
Before（D10）=100 →After （D10）=101
（D11）=101 （D11）=100
z 32 bits instruction [DXCH] swaps value composed by D10、D11 and the value
composed by D20
D21
Suitable Device
Word
Device
Bit
Device
X
Y
M
S
T
C
Dn.m
D
FD
DM
DX
DY
DS
TD
CD
K/H
D1·
D2·
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