HT32F1253_12 datasheet(19/35 Pages) HOLTEK

19 / 35 page

Rev. 1.10

19 of �5

��i� 1�� 01�

��-bit �RM Co�tex™-M� MCU

HT��F1�51/51B/5�/5�

48 47 46 45 44 4� 4� 41 40 �9 �8

�

1� 14 15 16 17 18 19 �0 �1 ��

�5

�4

��

�1

�0

�9

�8

�7

�6

�5

PA0

ADC_IN0

GT1_ETI

PA1

ADC_IN1

GT0_Ch3

PA2

ADC_IN2

UR_DCD

GT0_CH2

PA3

ADC_IN3

UR_DSR

GT0_CH1

PA4

ADC_IN4

UR_DTR

GT0_CH0

PA5

ADC_IN5

UR_RI

SPI_MOSI

PA6

ADC_IN6

UR_RTS

/TXE

SPI_MISO

PA7

ADC_IN7

UR_CTS

/SCK

SPI_SCK

PA8

UR_RX

SPI_SEL

PA9-

BOOT0

UR_TX

PA10-

BOOT1

PB1

XTALOUT

PB0

XTALIN

GT1_CH0

UR_RI

SPI_MOSI

PB15

GT1_CH1

UR_DTR

SPI_MISO

PB14

GT1_CH2

UR_DSR

SPI_SCK

PB13

GT1_CH3

UR_DCD

SPI_SEL

PB12

VSS33_2

VDD33_2

GT0_CH0

PA15

TRACE

SWO

GT0_CH1

PA14

SWCLK

GT0_CH2

PA13

SWDIO

AF0

(Default)

AF1

AF2

AF3

AF1

AF2

AF3

P�� P�� 5VT P�� V ��V 5VT 5VT 5VT 5VT

��V

5VT

P��

5VT

P18

5VT

��V

P��

�P

P18

P��

�P

P18

��V

5VT

3.3 V Digital Power Pad

3.3 V Analog Power Pad

1.8 V Power Pad

3.3 V I/O Pad

5 V Tolerance I/O Pad

High Current Output

5 V Tolerance I/O Pad

Holtek HT32F1251/52/53

LQFP48

�7

1�

�4

�6

VSSA_2

�P

P��

VSS33_3

AF0

(Default)

Figure 5. HT32F1251/52/53 48LQFP Pin Assignment

HT32F1253 데이터시트(PDF) 19 Page - Holtek Semiconductor Inc

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