MC81F4x32
[Schmitt trigger In] + [Out / Open-drain-out] + [ADC]
VDD
Pull-up
Enable
VDD
OPEN-
DRAIN
*Output data*
I/O
Output
Disable
ADC enable
ADC select
*Input data*
*ADC*
Input/Output data
Input data
EXT0 / EC0
EXT1
EXT2/SCK/EC1
EXT3/SI
EXT4/EC2
EXT5
EXT6
EXT7
EXT8
EXT9
Output data
ADC
R02
R03
R04
R05
R06
R07
R10
R11
R12
R13
-
AN0
AN1
AN2
AN3
AN4
AN5
Vref
AN6
AN7
AN8
T0O/PWM0O
SCK
T1O/PWM1O
SO
T2O
-
PWM2O
PWM3O/BUZO
PWM4O
[Schmitt trigger In] + [Out / Open-drain-out]
VDD
Pull-up
Enable
VDD
OPEN-
DRAIN
*Output data*
I/O
Output
Disable
*Input data*
Input/Output data
Input data
Output data
R14
R15
R16
R17
RxD
-
-
SDA
-
TxD
-
SCL
26
October 19, 2009 Ver.1.35
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