Holtek HT67F2350 Manual page 20

Pad Name Function
PF1
PF1/SDO/SEG14
SDO
SEG14
PF2
SDI
PF2/SDI/SDA/SEG13
SDA
SEG13
PF3
SCK
PF3/SCK/SCL/SEG12
SCL
SEG12
PF4
PF4/PTCK0/XT2
PTCK0
XT2
PF5
PTP0I
PF5/PTP0I/PTP0/XT1
PTP0
XT1
PF6
STCK2
PF6/STCK2/RX1/C0−/
SEG37
RX1
C0−
SEG37
PF7
STP2I
PF7/STP2I/STP2/TX1/
C0+
STP2
TX1
C0+
PG4
PG4/COM0
COM0
PG5
PG5/COM1
COM1
PG6
PG6/COM2
COM2
Rev. 1.60
Advanced A/D Flash MCU with LCD & EEPROM
OPT I/T O/T
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS0
PFS0 — CMOS SPI data output
PFS0 — LCD LCD segment output
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS0
PFS0
ST — SPI data input
IFS2
PFS0
ST NMOS I C data line
2
IFS2
PFS0 — LCD LCD segment output
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS0
PFS0
ST CMOS SPI serial clock
IFS2
PFS0
ST NMOS I C clock line
2
IFS2
PFS0 — LCD LCD segment output
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS1
PFS1
ST — PTM0 clock input
IFS0
PFS1 — LXT LXT oscillator pin
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS1
PFS1
ST — PTM0 capture input
IFS1
PFS1 — CMOS PTM0 output
PFS1 LXT — LXT oscillator pin
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS1
PFS1
ST — STM2 clock input
IFS0
PFS1
ST — UART1 RX serial data input
IFS4
PFS1 AN — Comparator 0 negative input
PFS1 — LCD LCD segment output
PFPU
ST CMOS General purpose I/O. Register enabled pull-up.
PFS1
PFS1
ST — STM2 capture input
IFS1
PFS1 — CMOS STM2 output
PFS1 — CMOS UART1 TX serial data output
PFS1 AN — Comparator 0 positive input
PGPU
ST CMOS General purpose I/O. Register enabled pull-up.
PGS1
PGS1 — LCD LCD common output
PGPU
ST CMOS General purpose I/O. Register enabled pull-up.
PGS1
PGS1 — LCD LCD common output
PGPU
ST CMOS General purpose I/O. Register enabled pull-up.
PGS1
PGS1 — LCD LCD common output
20
HT67F2350/HT67F2360
HT67F2370/HT67F2390
Description
May 16, 2019