Holtek BS66F340 - Page 17

Rev. 1.60 16 August 20, 2019 Rev. 1.60 17 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
BS66F350
Pad Name Function OPT I/T O/T Description
PA0/SDO/
ICPDA/
OCDSDA
PA0
PAWU
PAPU
PAS0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
SDO PAS0 — CMOS SPI data output
ICPDA — ST CMOS ICP Data/Address pin
OCDSDA — ST CMOS OCDS Data/Address pin, for EV chip only.
PA1/CTP0
PA1
PAWU
PAPU
PAS0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CTP0 PAS0 — CMOS CTM0 output
PA2/SCS/
ICPCK/
OCDSCK
PA2
PAWU
PAPU
PAS0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
SCS
PAS0
IFS
ST CMOS SPI slave select
ICPCK — ST CMOS ICP Clock pin
OCDSCK — ST — OCDS Clock pin, for EV chip only.
PA3/SCS/XT1
PA3
PAWU
PAPU
PAS0
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
SCS
PAS0
IFS
ST CMOS SPI slave select
XT1 PAS0 LXT — LXT oscillator pin
PA4/SDO/XT2
PA4
PAWU
PAPU
PAS1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
SDO PAS1 — CMOS SPI data output
XT2 PAS1 — LXT LXT oscillator pin
PA5/CTP0B
PA5
PAWU
PAPU
PAS1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CTP0B PAS1 — CMOS CTM0 inverted output
PA6/CTCK0/
INT0
PA6
PAWU
PAPU
PAS1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
CTCK0 PAS1 ST — CTM0 clock input
INT0
PAS1
INTEG
INTC0
ST — External Interrupt 0
PA7 PA7
PAWU
PAPU
PAS1
ST CMOS General purpose I/O. Register enabled pull-up and wake-up.
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