HT48R066G Datasheet, PDF (3/88 Pages) Holtek Semiconductor Inc – Enhanced I/O Type 8-bit OTP MCU with OPA

HT48R066G
Pin Description
Pin Name Function OPT I/T O/T
Description
PA0/PFD/A1N
PA0
PFD
PAPU
PAWK
CTRL0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ CMOS PFD output
A1N COPA3C OPAI ¾ OPA1 inverting input pin
PA1/PFD/A1X
PA1
PFD
PAPU
PAWK
CTRL0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ CMOS Complementary PFD output
A1X COPA3C ¾ OPAO OPA1 output pin
PA2
PA2/TC0/A0X _TC0
PAPU
PAWK
¾
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
ST ¾ External Timer 0 clock input
PA3/INT/A0N
A0X COPA3C ¾ OPAO OPA0 output pin
PA3
PAPU
PAWK
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
INT
¾
ST ¾ External interrupt input
A0N COPA3C OPAI ¾ OPA0 inverting input pin
PA4
PA4/TC1/A0P _TC1
PAPU
PAWK
¾
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
ST ¾ External Timer 1 clock input
PA5/OSC2
PA6/OSC1
PA7/RES
PB0/SCOM0
PB1/SCOM1
PB2/SCOM2
PB3/SCOM3
PB4, PB5
PC0/CN
A0P COPA3C OPAI ¾ OPA0 non-inverting input pin
PA5
PAPU
PAWK
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC2
CO
¾ OSC Oscillator pin
PA6
PAPU
PAWK
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC1
CO OSC ¾ Oscillator pin
PA7
PAWK ST NMOS General purpose I/O. Register enabled wake-up.
RES
CO
ST ¾ Reset input
PB0
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM0 SCOMC ¾ SCOM Software controlled 1/2 bias LCD COM
PB1
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM1 SCOMC ¾ SCOM Software controlled 1/2 bias LCD COM
PB2
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM2 SCOMC ¾ SCOM Software controlled 1/2 bias LCD COM
PB3
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
SCOM3 SCOMC ¾ SCOM Software controlled 1/2 bias LCD COM
PBn
PBPU ST CMOS General purpose I/O. Register enabled pull-up.
PC0
PCPU
PCWK
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CN COPA3C CMPI ¾ Comparator inverting input pin
Rev. 1.00
3
February 26, 2010