STM32L072X8 datasheet(43/147 Pages) STMICROELECTRONICS | Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

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STM32L072X8 датащи(PDF) 43 Page - STMicroelectronics

номер детали	STM32L072X8

подробное описание детали	Ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

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STM32L072xx

Pin descriptions

56

Table 15. Legend/abbreviations used in the pinout table

Name

Abbreviation

Definition

Pin name

Unless otherwise specified in brackets below the pin name, the pin function during

and after reset is the same as the actual pin name

Pin type

S

Supply pin

I

Input only pin

I/O

Input / output pin

I/O structure

FT

5 V tolerant I/O

FTf

5 V tolerant I/O, FM+ capable

TC

Standard 3.3V I/O

B

Dedicated BOOT0 pin

RST

Bidirectional reset pin with embedded weak pull-up resistor

Notes

Unless otherwise specified by a note, all I/Os are set as floating inputs during and

after reset.

Pin functions

Alternate

functions

Functions selected through GPIOx_AFR registers

Additional

functions

Functions directly selected/enabled through peripheral registers

Table 16. STM32L072xxx pin definition

Pin number

Pin name

(function

after reset)

Alternate functions

Additional functions

-

-

-

-

-

-

1

B2

PE2

I/O

FT

-

TIM3_ETR

-

-

-

-

-

-

-

2

A1

PE3

I/O

FT

-

TIM22_CH1, TIM3_CH1

-

-

-

-

-

-

-

3

B1

PE4

I/O

FT

-

TIM22_CH2, TIM3_CH2

-

-

-

-

-

-

-

4

C2

PE5

I/O

FT

-

TIM21_CH1, TIM3_CH3

-

-

-

-

-

-

-

5

D2

PE6

I/O

FT

-

TIM21_CH2, TIM3_CH4 RTC_TAMP3/WKUP3

1

-

1

1

B2 B6

6

E2

VDD

S

-

-

-

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