Oki MSM80C154S - Manual (Page 4)

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¡ Semiconductor MSM80C154S/83C154S
PIN CONFIGURATION (TOP VIEW)
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1
2
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V
SS
P1.0/T2
P1.1/T2EX
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RESET
P3.0/RXD
P3.1/TXD
P3.2/ INT0
P3.3/ INT1
P3.4/T0
P3.5/T1/HPDI
P3.6/ WR
P3.7/ RD
XTAL2
XTAL1
P2.0
V
CC
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
EA
ALE
PSEN
P2.7
P2.6
P2.5
P2.4
P2.3
P2.2
P2.1
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40-Pin Plastic DIP