HT66F25D(2012) Просмотр технического описания (PDF) - Holtek Semiconductor
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HT66F25D Datasheet PDF : 177 Pages
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A/D Flash Type 8-bit MCU with EEPROM
HT66F24D/HT66F25D
HT66F25D
Pin Name
Function
PA0~PA7
Port A
PB0~PB7
Port B
PC0~PC7
Port C
PD0~PD1
Port D
AN0~AN7
A/D Converter input
VREF
TCK0
TCK1
A/D Converter
reference input
TM0 input
TM1 input
TP0_0, TP0_1, TP0_2 TM0 I/O
TP1A_0, TP1A_1
TM1 I/O
TP1B_0,TP1B_1,
TP1B_2
TM1 I/O
INT0
External Interrupt 0
INT1
External Interrupt 1
OSC1
HXT pin
OSC2
XT1
XT2
VDD
HXT pin
LXT pin
LXT pin
Power supply*
VSS
Ground*
OP
PAWU
PAPU
PBPU
PCPU
PDPU
ACERL
ADCR1
PRM0
PRM0
TMPC0
TMPC0
TMPC0
PRM0
PRM0
CO
CO
CO
CO
—
—
I/T
ST
ST
ST
ST
AN
AN
ST
ST
ST
ST
ST
ST
ST
HXT
—
LXT
—
PWR
PWR
O/T
CMOS
CMOS
CMOS
CMOS
—
—
—
—
CMOS
CMOS
CMOS
—
—
—
HXT
—
LXT
—
—
Pin-Shared Mapping
—
—
—
—
PA0~PA2, PB3~PB7
PA2
PA6, PC2
PB0, PC3
PA3, PA0, PA7
PA5, PB2
PA4, PA1, PB1
PA2, PC0
PB0, PC1
PA6
PA5
PA4
PA3
—
—
Note: I/T: Input type; O/T: Output type
OP: Optional by configuration option (CO) or register option
PWR: Power; CO: Configuration option; ST: Schmitt Trigger input
CMOS: CMOS output; NMOS: NMOS output
SCOM: Software controlled LCD COM; AN: Analog input pin
HXT: High frequency crystal oscillator
LXT: Low frequency crystal oscillator
*: AVDD is the ADC power supply and is bonded together internally with VDD while AVSS is the ADC
ground pin and is bonded together internally with VSS.
Rev. 1.00
11
July 26, 2012
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