STM32L151X6 Datasheet, PDF(38/133 Page) STMicroelectronics

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STM32L151X6 Datasheet, PDF (38/133 Pages) STMicroelectronics – Reset and supply management

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Pin descriptions

STM32L151x6/8/B STM32L152x6/8/B

Table 8. STM32L151x6/8/B and STM32L152x6/8/B pin definitions (continued)

Pins

Pins functions

Pin name

Main

function(2)

(after reset)

Alternate functions

Additional

functions

19 12 F1 J1 8

20 - - K1 -

(6)

22 13 H1 M1 9

VSSA

VREF-

VREF+

VDDA

S-

23 14 G2 L2 10 PA0-WKUP1 I/O FT

24 15 H2 M2 11

PA1

I/O FT

25 16 F3 K3 12

PA2

I/O FT

26 17 G3 L3 13

27 18 C2 E3 -

28 19 D2 H3 -

PA3

VSS_4

VDD_4

I/O TC

S-

29 20 H3 M3 14

PA4

I/O TC

30 21 F4 K4 15

PA5

I/O TC

31 22 G4 L4 16

PA6

I/O FT

32 23 H4 M4 17

PA7

I/O FT

33 24 H5 K5 -

PC4

I/O FT

34 25 H6 L5 -

PC5

I/O FT

VSSA

VREF-

VREF+

VDDA

PA0

PA1

PA2

PA3

VSS_4

VDD_4

PA4

PA5

PA6

PA7

PC4

PC5

USART2_CTS/

TIM2_CH1_ETR

USART2_RTS/

TIM2_CH2/LCD_SEG0

USART2_TX/TIM2_CH3/

TIM9_CH1/LCD_SEG1

USART2_RX/TIM2_CH4/

TIM9_CH2/LCD_SEG2

SPI1_NSS/USART2_CK

WKUP1/

ADC_IN0/

COMP1_INP

ADC_IN1/

COMP1_INP

ADC_IN2/

COMP1_INP

ADC_IN3/

COMP1_INP

ADC_IN4/

DAC_OUT1/

COMP1_INP

SPI1_SCK/

TIM2_CH1_ETR

SPI1_MISO/TIM3_CH1/

LCD_SEG3/TIM10_CH1

SPI1_MOSI//TIM3_CH2/

LCD_SEG4/TIM11_CH1

LCD_SEG22

LCD_SEG23

ADC_IN5/

DAC_OUT2/

COMP1_INP

ADC_IN6

/COMP1_INP

ADC_IN7/

COMP1_INP

ADC_IN14/

COMP1_INP

ADC_IN15/

COMP1_INP

38/133

DocID17659 Rev 12

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