User's Manual

MSM80C154S/83C154S/85C154HVS
242
Mnemonic
Instruction code
D7 D6 D5 D4 D3 D2 D1 D0
Byte Cycle Description Page
Classifi-
cation
Branching instructions
CJNE
CJNE
A, #data, rel
Rr,#data,rel
3
3
2
2
(PC)←(PC)+3
IF (A)
≠
#data
THEN
(PC)←(PC)+relative offset
IF (A)<#data
THEN
(C)←1
ELSE
(C)←0
(PC)←(PC)+3
IF (Rr)
≠
#data r=0~7
THEN
(PC)←(PC)+relative offset
IF (A)<#data r=0~7
THEN
(C)←1
ELSE
(C)←0
266
270
10110100
R
7 R6 R5 R4 R3 R2 R1 R0
I7 I6 I5 I4 I3 I2 I1 I0
10111r2 r1 r0
R7 R6 R5 R4 R3 R2 R1 R0
I7 I6 I5 I4 I3 I2 I1 I0