Holtek HT67F2350 Manual page 21

HT67F2350/HT67F2360
HT67F2370/HT67F2390
Advanced A/D Flash MCU with LCD & EEPROM
Pad Name Function
PG7
PG7/COM3
COM3
PJ0
PJ0/COM4/SEG0
COM4
SEG0
PJ1
PJ1/COM5/SEG1
COM5
SEG1
PJ2
PJ2/COM6/SEG2
COM6
SEG2
PJ3
PJ3/COM7/SEG3
COM7
SEG3
PJ6
PJ6/PTCK5/SEG10
PTCK5
SEG10
PJ7
PJ7/PTCK4/SEG11
PTCK4
SEG11
VDD VDD
VSS VSS
AVDD AVDD
AVSS AVSS
VMAX VMAX
V1
PLCD PLCD
Legend: I/T: Input type;
CMOS: CMOS output;
ST: Schmitt Trigger input;
HXT: High frequency crystal oscillator; LXT: Low frequency crystal oscillator;
LCD: LCD SEG/COM output;
Rev. 1.60
OPT I/T O/T
PGPU
ST CMOS General purpose I/O. Register enabled pull-up.
PGS1
PGS1 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS0
PJS0 — LCD
PJS0 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS0
PJS0 — LCD
PJS0 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS0
PJS0 — LCD
PJS0 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS0
PJS0 — LCD
PJS0 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS1
PJS1 ST —
PJS1 — LCD
PJPU
ST CMOS General purpose I/O. Register enabled pull-up.
PJS1
PJS1 ST —
PJS1 — LCD
— PWR —
— PWR —
— PWR —
— PWR —
— PWR —
V1 — PWR AN
— PWR AN
O/T: Output type;
NMOS: NMOS output;
AN: Analog signal;
PWR: Power
21
Description
LCD common output
LCD common output
LCD segment output
LCD common output
LCD segment output
LCD common output
LCD segment output
LCD common output
LCD segment output
PTM5 clock input
LCD segment output
PTM4 clock input
LCD segment output
Positive power supply
Negative power supply, ground.
Analog positive power supply
Analog negative power supply, ground.
IC maximum voltage, connected to V
LCD voltage pump
LCD power supply
OPT: Optional by register option;
or V1.
DD
May 16, 2019