121
BIT RELATIV E
Instructions
:
Byte length
:
(2) With branch
Cycle number
:
Timing
:
∆
BBC
∆
i,$zz,$hhll
∆
BBS
∆
i,$zz,$hhll
3
7
PC
PC
H
PC
H
PC
L
PC
L
+1
PC
L
+2
(PC +2)
H
(PC +3)
H
± RR
* 2
* 2
* 1
± RR
PC +1
(PC+3)
L
(PC+2)
H
((PC+3) ± RR)
L
(PC+3)
H
(PC+3)
± RR
((PC+3) ± RR)
H
AD
L
AD
L
PC
L
+2
00
PC
H
AD
L,
00
PC +2
AD
L
SYNC
R/W
RD
ADDR
DATA
ADDR
H
ADDR
L
/DATA
WR
RR : Offset address
* 1 : (PC +3)
L
* 2 : ((PC +3) ± RR)
L
φ
Op -code
Invalid
In-
valid
O p -
code
Invalid
Invalid
DATA
DATA