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2 Instructions
2-214
CP1E CPU Unit Instructions Reference Manual(W483)
XORW/XORL
Applicable Program Areas
Operands
Operand Specifications
Flags
Instruction Mnemonic Variations
Function
code
Function
EXCLUSIVE OR XORW @XORW 036
Takes the logical exclusive OR of corresponding
bits in single words of word data and/or constants.
DOUBLE EXCLUSIVE OR XORL @XORL 612
Takes the logical exclusive OR of corresponding
bits in double words of word data and/or con-
stants.
Symbol
XORW XORL
Area Step program areas Subroutines Interrupt tasks
Usage OK OK OK
Operand Description
Data type Size
XORW XORL XORW XORL
I
1
Input 1
WORD DWORD 1 2
I
2
Input 2
WORD DWORD 1 2
R Result word WORD DWORD 1 2
Area
Word addresses Indirect DM addresses
Constants CF Pulse bits TR bits
CIO WR HR AR T C DM @DM *DM
I
1
, I
2
OK OK OK OK OK OK OK OK OK
OK
--- --- ---
R ---
Name Label Operation
Error Flag P_ER OFF
Equals Flag P_EQ • ON when the result is 0.
• OFF in all other cases.
Negative Flag P_N • ON when the leftmost bit of R is 1.
• OFF in all other cases.
I1: Input 1
I
2: Input 2
R: Result word
XORW(036)
I
1
I2
R
I1: Input 1
I
2: Input 2
R: Result word
XORL(612)
I
1
I2
R