158
ZERO PAGE X
[T=1]
[T=1]
Instructions
:
Byte length
:
Cycle number
:
Timing
:
∆
ADC
∆
$zz,X (T=1)
∆
AND
∆
$zz,X (T=1)
∆
EOR
∆
$zz,X (T=1)
∆
ORA
∆
$zz,X (T=1)
∆
SBC
∆
$zz,X (T=1)
2
7
PC
PC +1
PC
H
PC
H
PC
L
PC
L
+1
X,00
00
X
AD
L
AD
L
+X
AD
L
+X
,00
AD
L
X
X
(PC+1)
L
,00
(PC
+1)
L
SYNC
R/W
RD
ADDR
DATA
ADDR
H
ADDR
L
/DATA
WR
DATA
2
DA TA
1
DATA
1
φ
Op -code
Invalid
O p -
code
NEW
DA TA
NEW
DATA
DA TA
2
Invalid