Philips 8-bit microcontroller with two-clock 80C51 core UM10109 Manuale Utente
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
User manual
Rev. 02 — 23 May 2005
130 of 133
Philips Semiconductors
UM10109
P89LPC932A1 User manual
JZ rel
Jump on accumulator = 0
2
2
60
JNZ rel
Jump on accumulator
≠ 0
2
2
70
CJNE A,dir,rel
Compare A, direct jne relative
3
2
B5
CJNE A,#d,rel
Compare A, immediate jne
relative
relative
3
2
B4
CJNE Rn,#d,rel
Compare register, immediate jne
relative
relative
3
2
B8 to BF
CJNE @Ri,#d,rel
Compare indirect, immediate jne
relative
relative
3
2
B6 to B7
DJNZ Rn,rel
Decrement register, jnz relative
2
2
D8 to
DF
DF
DJNZ dir,rel
Decrement direct byte, jnz
relative
relative
3
2
D5
MISCELLANEOUS
NOP
No operation
1
1
00
Table 110: Instruction set summary
…continued
Mnemonic
Description
Bytes
Cycles
Hex
code
code