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Instruction Set Summary (cont'd)
Mnemonic
Program and Machine Control (cont'd)
CJNE
A,#data,rel
CJNE
Rn,#data rel
CJNE
@Ri,#data,rel
DJNZ
Rn,rel
DJNZ
direct,rel
NOP
Semiconductor Group
Description
Compare immediate to A and jump if not equal
Compare immed. to reg. and jump if not equal
Compare immed. to ind. and jump if not equal
Decrement register and jump if not zero
Decrement direct byte and jump if not zero
No operation
*
213
Instruction Set
Byte
Cycle
3
2
3
2
3
2
2
2
3
2
1
1
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