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MSM80C154S/83C154S/85C154HVS
26
S1 S2 S3 S4 S5 S6
M1
S1 S2 S3 S4 S5 S6
M2
S1
PCL
OUT
INST IN
PCH OUT
PCH OUT DPH OUT
XTAL1
1
0
ALE
1
0
PSEN
1
0
PORT–0
1
0
PORT–2
1
0
PCH OUT
DPL
OUT
ACC DATA OUT
PCL
OUT
INST IN
WR
1
0
S1 S2 S3 S4 S5 S6
M1
S1 S2 S3 S4 S5 S6
M2
S1
XTAL1
1
0
ALE
1
0
PSEN
1
0
PORT 0,1,2,3
PIN DATA
1
0
CPU DATA
SAMPLED
1
0
PIN DATA STABLE
Figure 2-14 MSM80C154S MOVX @DPTR, A execution
Figure 2-15 MSM80C154S MOV direct, PORT[0, 1, 2, 3] execution
(5) MOVX @DPTR, A
(6) MOV direct, PORT [0, 1, 2, 3] execution