STM32L073X8 Datasheet, PDF(46/139 Page) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, LCD, USB, ADC, DACs

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STM32L073X8 Datasheet, PDF (46/139 Pages) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, LCD, USB, ADC, DACs

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Pin descriptions

Pin number

Table 16. STM32L073xx pin definition (continued)

STM32L073xx

Pin name

(function after

reset)

Alternate functions Additional functions

- - - 56 K8

- - - 57 J12

- - - 58 J11

- - - 59 J10

- - - 60 H12

- - - 61 H11

- - - 62 H10

- 37 F6 63 E12

- 38 E7 64 E11

- 39 E8 65 E10

- 40 D8 66 D12

29 41 D7 67 D11

30 42 C7 68 D10

31 43 C6 69 C12

32 44 C8 70 B12

PD9

PD10

PD11

PD12

PD13

PD14

PD15

PC6

PC7

PC8

PC9

PA8

PA9

PA10

PA11

I/O FT -

LPUART1_RX,

LCD_SEG29

I/O FT -

LCD_SEG30

I/O FT -

LPUART1_CTS,

LCD_SEG31

I/O FT -

LPUART1_RTS_DE,

LCD_SEG32

I/O FT -

LCD_SEG33

I/O FT -

LCD_SEG34

I/O FT -

USB_CRS_SYNC,

LCD_SEG35

I/O FT

TIM22_CH1, LCD_SEG24,

TIM3_CH1, TSC_G8_IO1

I/O FT

TIM22_CH2, LCD_SEG25,

TIM3_CH2, TSC_G8_IO2

I/O FT

TIM22_ETR, LCD_SEG26,

TIM3_CH3, TSC_G8_IO3

I/O FTf

TIM21_ETR, LCD_SEG27,

- USB_OE/TIM3_CH4,

TSC_G8_IO4, I2C3_SDA

I/O FTf

MCO, LCD_COM0,

USB_CRS_SYNC,

EVENTOUT, USART1_CK,

I2C3_SCL

MCO, LCD_COM1,

I/O FTf

TSC_G4_IO1,

USART1_TX, I2C1_SCL,

I2C3_SMBA

LCD_COM2,

I/O FTf -

TSC_G4_IO2,

USART1_RX, I2C1_SDA

SPI1_MISO, EVENTOUT,

I/O FT (2)

TSC_G4_IO3,

USART1_CTS,

COMP1_OUT

USB_DM

46/139

DocID027096 Rev 3

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