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HT56R22 Datasheet(PDF) 9 Page - Holtek Semiconductor Inc

Part # HT56R22
Description  TinyPowerTM A/D Type 8-Bit OTP MCU with DAC
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT56R22 Datasheet(HTML) 9 Page - Holtek Semiconductor Inc

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Pin Name
Function
OPT
I/T
O/T
Description
PD1/PWM1/SDO0
PD1
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM1
PINMAP
¾
CMOS
PWM1 output
SDO0
CO
SIMCTL0
¾
CMOS
SPI0 serial data output
PD2/PWM2
PD2
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM2
PINMAP
¾
CMOS
PWM2 output
PD3/PWM3
PD3
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM3
¾¾
CMOS
PWM3 output
PD4/PWM0
PD4
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM0
PINMAP
¾
CMOS
PWM0 output
PD5/PWM1
PD5
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM1
PINMAP
¾
CMOS
PWM1 output
PD6/TC1
PD6
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
TC1
PINMAP
ST
¾
External Timer 1 clock input
PD7/INT1
PD7
PDPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
INT1
PINMAP
ST
¾
External interrupt 1 input
PE0/PFD/SCS1
PE0
PEPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PFD
CO
PINMAP
¾
CMOS
PFD output
SCS1
CO
SPICTL0
ST
CMOS
SPI1 chip select pin
PE1/INT0
PE1
PEPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
INT0
PINMAP
ST
¾
External interrupt 0 input
PE2/TC0
PE2
PEPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
TC0
PINMAP
ST
¾
External Timer 0 clock input
PE3~PE4
PEn
PEPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PE5/PWM2
PE5
PEPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PWM2
PINMAP
¾
CMOS
PWM2 output
PF0~PF3
PFn
PFPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
PG0~PG1
PGn
PGPU
ST
CMOS
General purpose I/O. Register enabled pull-up.
VDD
VDD
¾
PWR
¾
Power supply
VSS
VSS
¾
PWR
¾
Ground
Note:
I/T: Input type; O/T: Output type
OPT: Optional by configuration option (CO) or register option
PWR: Power; CO: Configuration option
ST: Schmitt Trigger input; CMOS: CMOS output; AN: analog input
SCOM: Software controlled LCD COM
HXT: High frequency crystal oscillator
LXT: Low frequency crystal oscillator
HT56R22/HT56R23/HT56R24/HT56R25/HT56R26
Rev. 1.30
9
December 26, 2014


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