HT48R063/064/065/066/0662/067
HT48R064
Pin Name
Function
PA0
OPT
I/T
ST
¾
O/T
Description
PAPU
PAWK
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS PFD output
PA0/PFD
PA1/PFD
PA2/TC0
PFD
PA1
CTRL0
PAPU
PAWK
ST
¾
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS Complementary PFD output
PFD
PA2
CTRL0
PAPU
PAWK
ST
ST
ST
ST
ST
CMOS General purpose I/O. Register enabled pull-up and wake-up.
TC0
External Timer 0 clock input
CMOS General purpose I/O. Register enabled pull-up and wake-up.
External interrupt input
¾
¾
PAPU
PAWK
PA3
PA3/INT
PA4
INT
¾
¾
PAPU
PAWK
PA4
CMOS General purpose I/O. Register enabled pull-up and wake-up.
PAPU
PAWK
PA5
OSC2
PA6
ST
¾
CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC Oscillator pin
PA5/OSC2
CO
PAPU
PAWK
ST
CMOS General purpose I/O. Register enabled pull-up and wake-up.
PA6/OSC1
OSC1
PA7
CO
PAWK
CO
OSC
ST
Oscillator pin
NMOS General purpose I/O. Register enabled wake-up.
Reset input
¾
PA7/RES
RES
PB0
ST
¾
PBPU
ST
CMOS General purpose I/O. Register enabled pull-up.
SCOM Software controlled 1/2 bias LCD COM
CMOS General purpose I/O. Register enabled pull-up.
SCOM Software controlled 1/2 bias LCD COM
CMOS General purpose I/O. Register enabled pull-up.
SCOM Software controlled 1/2 bias LCD COM
CMOS General purpose I/O. Register enabled pull-up.
SCOM Software controlled 1/2 bias LCD COM
CMOS General purpose I/O. Register enabled pull-up.
CMOS General purpose I/O. Register enabled pull-up.
PB0/SCOM0
PB1/SCOM1
PB2/SCOM2
PB3/SCOM3
SCOM0 SCOMC
PB1 PBPU
SCOM1 SCOMC
PB2 PBPU
SCOM2 SCOMC
PB3 PBPU
¾
ST
¾
ST
¾
ST
SCOM3 SCOMC
PB4, PB5 PBPU
¾
PB4, PB5
PC0~PC7
VDD
ST
PCn
VDD
VSS
PCPU
¾
ST
PWR
PWR
Power supply
Ground
¾
¾
VSS
¾
Note: I/T: Input type; O/T: Output type
OPT: Optional by configuration option (CO) or register option
PWR: Power; CO: Configuration option
ST: Schmitt Trigger input; CMOS: CMOS output
SCOM: Software controlled LCD COM
HXT: High frequency crystal oscillator
LXT: Low frequency crystal oscillator
Rev. 1.10
6
June 9, 2009