MC81F4204 Datasheet, PDF (21/150 Pages) Finechips – ABOV SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS

[Schmitt trigger In] + [Out / Open-drain-out] + [ADC]
Pull-up
Enable
OPEN-
DRAIN
*Output data*
Output
Disable
ADC enable
MC81F4204
VDD
VDD
I/O
ADC select
*Input data*
*ADC*
Input/Output data
R02
R03
R04
R05
R06
R07
R10
R11
R12
R13
Input data
EXT0 / EC0
EXT1
EXT2/SCK/EC1
EXT3/SI
EXT4/EC2
EXT5
EXT6
EXT7
EXT8
EXT9
[Schmitt trigger In] + [Out / Open-drain-out]
Pull-up
Enable
Output data
-
T0O/PWM0O
SCK
T1O/PWM1O
SO
T2O
-
PWM2O
PWM3O/BUZO
PWM4O
VDD
ADC
AN0
AN1
AN2
AN3
AN4
AN5
Vref
AN6
AN7
AN8
OPEN-
DRAIN
*Output data*
Output
Disable
VDD
I/O
*Input data*
Input/Output data
R14
Input data
-
Output data
-
October 19, 2009 Ver.1.35
21