HT46R0664
Enhanced A/D+LCD Type 8-Bit OTP MCU
Pin Description
Pin Name
Function
OPT
I/T
O/T
CMOS
—
Description
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
PA0
ST
PA0/INT1/PWM0
INT1
—
ST
—
Exteꢂnal inteꢂꢂupt input
PWM0
CTRL0
CMOS PWM output
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
PA1
ST
CMOS
PA1/INTꢅ/TC1/
[TC0]
INTꢅ
TC1
TC0
—
—
—
ST
ST
ST
—
—
—
Exteꢂnal inteꢂꢂupt input
Exteꢂnal Tiꢀeꢂ 1 �lo�k input
Exteꢂnal Tiꢀeꢂ 0 �lo�k input
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
PAꢅ
ST
CMOS
PAꢅ/INT3/TC0/
[TC1]
INT3
TC0
TC1
—
—
—
ST
ST
ST
—
—
—
Exteꢂnal inteꢂꢂupt input
Exteꢂnal Tiꢀeꢂ 0 �lo�k input
Exteꢂnal Tiꢀeꢂ 1 �lo�k input
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
PA3
XTꢅ
PAꢃ
XT1
PA5
ST
—
CMOS
LXT
PA3/XTꢅ
PAꢃ/XT1
CO
Low fꢂequen�y �ꢂystal pin
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
ST
LXT
ST
CMOS
—
CO
Low fꢂequen�y �ꢂystal pin
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
CMOS
PA5/OSCꢅ/AN11
PA6/OSC1/AN10
OSCꢅ
AN11
CO
—
OSC
—
Os�illatoꢂ pin
ANCSR1
AN
A/D �hannel 11
PAPU
PAWK
Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up and
wake-up.
PA6
ST
CMOS
OSC1
AN10
PA7
CO
OSC
AN
ST
ST
—
—
—
Os�illatoꢂ pin
ANCSR1
PAWK
PBPU
A/D �hannel 10
PA7
NMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled wake-up.
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
CMOS PWM1 output
PB0
PB0/PWM1/AN3
PWM1
AN3
CTRL0
ANCSR0
PBPU
AN
ST
—
—
A/D �hannel 3
PB1
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
CMOS Buzzeꢂ Output
PB1/BUZ/ANꢅ
PBꢅ/PFD/AN1
BUZ
CTRLꢅ
ANCSR0
PBPU
ANꢅ
AN
ST
—
—
A/D �hannel ꢅ
PBꢅ
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
CMOS PFD output
PFD
CTRL0
ANCSR0
PBPU
AN1
AN
ST
AN
ST
—
—
A/D �hannel 1
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
A/D �hannel 0
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
COM LCD COM poꢂt
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
COM LCD COM poꢂt
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
COM LCD COM poꢂt
CMOS Geneꢂal puꢂpose I/O. Registeꢂ enaꢁled pull-up.
PB3
PB3/AN0
AN0
ANCSR0
PBPU
—
PBꢃ
PBꢃ/COM3
PB5/COMꢅ
PB6/COM1
PB7/COM0
COM3
PB5
LCDO
PBPU
ST
—
COMꢅ
PB6
LCDO
PBPU
ST
—
COM1
PB7
LCDO
PBPU
ST
—
COM0
LCDO
COM
LCD COM poꢂt
Rev. 1.10
8
De�eꢀꢁeꢂ 1ꢃꢄ ꢅ01ꢅ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
