BS67F340 Datasheet, PDF (21/281 Pages) Holtek Semiconductor Inc – Enhanced Touch A/D Flash MCU with LCD Driver

BS67F340/BS67F350/BS67F360/BS67F370
Enhanced Touch A/D Flash MCU with LCD Driver
Pad Name
Function OPT I/T O/T
Description
PE4/KEY13/SEG8
PE4
KEY13
SEG8
PEPU
PES1
ST
CMOS General purpose I/O. Register enabled pull-up.
PES1 AN — Touch key input
PES1 — AN LCD segment output
PE5/CTCK1/KEY14/SEG9
PE5
CTCK1
KEY14
SEG9
PEPU
PES1
ST
CMOS General purpose I/O. Register enabled pull-up.
PES1 ST
PES1 AN
PES1 —
— CTM1 clock input
— Touch key input
AN LCD segment output
PE6/CTP1/KEY15/SEG10
PE6
CTP1
KEY15
SEG10
PEPU
PES1
ST
CMOS General purpose I/O. Register enabled pull-up.
PES1
PES1
PES1
— CMOS CTM1 output
AN — Touch key input
— AN LCD segment output
PE7/CTP1B/KEY16/
SEG11
SEG16~SEG23
COM0~COM3
PE7
CTP1B
KEY16
SEG11
SEGn
COMn
PEPU
PES1
ST
PES1 —
PES1 AN
PES1 —
LCDC0 —
LCDC0 —
CMOS General purpose I/O. Register enabled pull-up.
CMOS CTM1 inverted output
— Touch key input
AN LCD segment output
AN LCD segment output
AN LCD common output
V1
V1
— — AO LCD voltage pump
PLCD
PLCD
— PWR — LCD power supply
VMAX
VMAX
—
PWR
—
IC maximum voltage, connected to VDD, PLCD
or V1.
VDD
VSS
VDD
VSS
— PWR — Positive power supply
— PWR — Negative power supply, ground.
Legend: I/T: Input type
O/T: Output type
OPT: Optional by register option
PWR: Power
ST: Schmitt Trigger input
AN: Analog signal
CMOS: CMOS output
NMOS: NMOS output
HXT: High frequency crystal oscillator
LXT: Low frequency crystal oscillator
Rev. 1.40
21
December 15, 2016