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Exclusive OR With Accumulator
XOR
7-195
Assembly Language Instructions
Example 1 XOR DAT127 ;(DP = 511: addresses FF80h–FFFFh)
Before Instruction After Instruction
Data Memory Data Memory
0FFFFh 0F0F0h 0FFFFh 0F0F0h
ACC X 12345678h ACC X 1234A688h
CC
Example 2 XOR *+,AR0
Before Instruction After Instruction
ARP 7 ARP 0
AR7 300h AR7 301h
Data Memory Data Memory
300h 0FFFFh 300h 0FFFFh
ACC X 1234F0F0h ACC X 12340F0Fh
CC
Example 3 XOR #0F0F0h,4 ;(First shift data value left by
;four)
Before Instruction After Instruction
ACC X 11111010h ACC X 111E1F10h
CC