MC80F0424 Datasheet, PDF (16/135 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC80F0424/0432/0448
Preliminary
5.1.2 MC80F0424/0432/0448 Alternate Function Pin Description
PIN NAME In/Out
Function
INT0
INT1
INT2
I
Valid edges(rising, falling, or both rising and falling) can be spec-
ified. External Interrupt request Input.
INT3
BUZO
O Buzzer Output
T0O
O Timer0 Output
T2O
O Timer2 Output
EC0
I Timer0 Event Counter Input
EC1
I Timer2 Event Counter Input
SX_IN
SX_OUT
I
Resonator connecting pins (32.768KHz)
O
ACLK1
I UART1 Asynchronous serial interface serial clock input.
RxD1
I UART1 Asynchronous serial interface serial data input.
TxD1
O UART1 Asynchronous serial interface serial data output.
SCK
I/O Serial clock input/output of serial interface.
SI
I Serial data input of serial interface.
SO
O Serial data output of serial interface.
ACLK0
I UART0 Asynchronous serial interface serial clock input.
RxD0
I UART0 Asynchronous serial interface serial data input.
TxD0
O UART0 Asynchronous serial interface serial data output.
PWM1O/T1O O Timer1 PWM Output / Timer 1 Compare Output
PWM3O/T3O O Timer3 PWM Output / Timer 1 Compare Output
AN0~AN7
I Analog input Channel 0 ~ 7 for A/D converter.
AN8~AN15
I Analog input Channel 8 ~ 15 for A/D converter.
Initial
state
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Table 5-2 MC80F0424/0432/0448 Alternate Function Pin Description
Shared
Pin
R10
R11
R12
R50
R13
R14
R52
R15
R51
R21
R22
R31
R32
R33
R42
R43
R44
R45
R46
R47
R53
R54
R60~R67
R70~R77
12
MAR. 2005 Ver 0.2