ABOV SEMICONDUCTOR MC81F4204 - 3.4 Pin Assignment Summary

MC81F4204
April 24, 2012 Ver.1.41 15
3.4 Summary
Pin number
alternative functions
20pin 16pin
Pin status
at RESET
R00 EXT10/SXin
17 13 input
R01 EXT11/SXout
18 14 input
R02 AN0/EXT0/EC0
19 15 input
R03 AN1/EXT1/T0O/PWM0O
20 16 input
R04 AN2/EXT2/EC1/SCK
1 1 input
R05 AN3/EXT3/T1O/PWM1O/SI
2 2 input
R06 AN4/EXT4/EC2/SO
3 3 input
R07 AN5/EXT5/T2O
4 4 input
R10 Vref/EXT6
6 6 input
R11 AN6/EXT7/PWM2O
7 7 input
R12 AN7/EXT8/PWM3O/BUZO
8 8 input
R13 AN8/EXT9/PWM4O
9 x Open-drain output
R14
-
10 x Open-drain output
R31
AN14
11 x Open-drain output
R32
-
12 x Open-drain output
R33
Xout
13 9 input
R34
Xin
14 10 input
R35
RESETB
15 11 input
VDD
- 5 5 -
VSS
- 16 12 -
Note :
Some pins are initialized by open-drain output mode, when the device is reset. Because the
pins are hided in 16 pin package and it is stable that hided pins are be in open-drain-output
mode.