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4501 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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4501
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
MITSUBISHI ELECTRIC
4501 Datasheet PDF : 113 Pages
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MITSUBISHI MICROCOMPUTERS
4501 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
Key-on wakeup input
K2
0
“
L
”
level
detection circuit
Register A
A
0
IAP2 instruction
A
0
OP2A instruction
D
TQ
Q1
Decoder
Pull-up transistor
PU2
0
(Note 1)
P2
0
/A
IN0
(Note 3)
Analog input
Key-on wakeup input
K2
1
“
L
”
level
detection circuit
Register A
A
1
IAP2 instruction
A
1
OP2A instruction
D
TQ
Q1
Decoder
Analog input
Pull-up transistor
PU2
1
(Note 1)
P2
1
/A
IN1
(Note 3)
Port block diagram (4)
Notes 1:
This symbol represents a parasitic diode on the port.
2: i represents 0 or 1.
3: Applied potential to ports P2 and P3 must be V
DD
or less.
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