Holtek BS66F340 - Page 15

Rev. 1.60 14 August 20, 2019 Rev. 1.60 15 August 20, 2019
BS66F340/BS66F350/BS66F360/BS66F370
Touch A/D Flash MCU with LED Driver
BS66F340/BS66F350/BS66F360/BS66F370
Touch A/D Flash MCU with LED Driver
Pad Name Function OPT I/T O/T Description
PA7/CTP1
PA7
PAWU
PAPU
PAS1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CTP1 PAS1 — CMOS CTM1 output
PB0/SDI/
SDA/VREF/
AN0
PB0
PBPU
PBS0
ST CMOS General purpose I/O. Register enabled pull-up.
SDI PBS0 ST — SPI data input
SDA PBS0 ST NMOS I
2
C data line
VREF PBS0 — AN A/D Converter reference voltage output
AN0 PBS0 AN — A/D Converter analog input
PB1/SCK/
SCL/AN1
PB1
PBPU
PBS0
ST CMOS General purpose I/O. Register enabled pull-up.
SCK PBS0 ST CMOS SPI serial clock
SCL PBS0 ST NMOS I
2
C clock line
AN1 PBS0 AN — A/D Converter analog input
PB2/PTPI/
TX/PTP/AN2
PB2
PBPU
PBS0
ST CMOS General purpose I/O. Register enabled pull-up.
PTPI
PBS0
IFS
ST — PTM capture input
TX PBS0 — CMOS UART TX serial data output
PTP PBS0 — CMOS PTM output
AN2 PBS0 AN — A/D Converter analog input
PB3/RX/AN3
PB3
PBPU
PBS0
ST CMOS General purpose I/O. Register enabled pull-up.
RX PBS0 ST — UART RX serial data input
AN3 PBS0 AN — A/D Converter analog input
PB4/PTPI/
PTPB/KEY1/
AN4
PB4
PBPU
PBS1
ST CMOS General purpose I/O. Register enabled pull-up.
PTPI
PBS1
IFS
ST — PTM capture input
PTPB PBS1 — CMOS PTM inverted output
KEY1 PBS1 AN — Touch key input
AN4 PBS1 AN — A/D Converter analog input
PB5/STCK/
KEY2/AN5
PB5
PBPU
PBS1
ST CMOS General purpose I/O. Register enabled pull-up.
STCK PBS1 ST — STM clock input
KEY2 PBS1 AN — Touch key input
AN5 PBS1 AN — A/D Converter analog input
PB6/PTCK/
KEY3/AN6
PB6
PBPU
PBS1
ST CMOS General purpose I/O. Register enabled pull-up.
PTCK PBS1 ST — PTM clock input
KEY3 PBS1 AN — Touch key input
AN6 PBS1 AN — A/D Converter analog input
PB7/INT1/
KEY4/AN7
PB7
PBPU
PBS1
ST CMOS General purpose I/O. Register enabled pull-up.
INT1
PBS1
INTEG
INTC0
ST — External Interrupt 1
KEY4 PBS1 AN — Touch key input
AN7 PBS1 AN — A/D Converter analog input