HT46R064/065/066/0662/067
HT46R066
Pin Name
Function OPT
I/T
O/T
Description
PAPU
PA0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
A/D channel 0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS PFD output
A/D channel 1
PAWK
PA0/AN0
AN0
PA1
ADCR AN
¾
PAPU
PAWK
PA1/PFD/AN1
PFD
AN1
CTRL0
¾
ADCR AN
¾
PAPU
PA2
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
PAWK
PA2/TC0/AN2
PA3/INT/AN3
PA4/TC1/PWM0
TC0
AN2
ST
External Timer 0 clock input
A/D channel 2
¾
¾
¾
ADCR AN
PAPU
PA3
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
PAWK
INT
ST
External interrupt input
A/D channel 3
¾
¾
¾
AN3
ADCR AN
PAPU
PA4
TC1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
PAWK
ST
External Timer 1 clock input
CMOS PWM output
¾
¾
PWM0 CTRL0
¾
PAPU
PA5
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC Oscillator pin
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC Oscillator pin
PAWK
PA5/OSC2
PA6/OSC1
OSC2
PA6
CO
¾
PAPU
PAWK
OSC1
PA7
CO
¾
PAWK ST NMOS General purpose I/O. Register enabled wake-up.
CO ST Reset input
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM Software controlled 1/2 bias LCD COM
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM1 SCOMC SCOM Software controlled 1/2 bias LCD COM
PB2 PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM2 SCOMC SCOM Software controlled 1/2 bias LCD COM
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
PA7/RES
RES
PB0
¾
PB0/SCOM0
PB1/SCOM1
PB2/SCOM2
SCOM0 SCOMC
PB1
¾
¾
¾
PB3
PFD
CTRL0
CMOS PFD output
PB3/[PFD]/SCOM3
¾
¾
SCOM3 SCOMC
SCOM Software controlled 1/2 bias LCD COM
PBn
TC0
PBn
INT
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
CTRL0 ST External Timer 0 clock input
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
CTRL0 ST External interrupt input
PB4/[TC0]
PB5/[INT]
¾
¾
Rev. 1.20
7
October 23, 2012
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
