STM32L071KBU6 Detailed explanation of pin function specifications and circuit principle instructions

STM32L071KBU6 Detailed explanation of pin function specifications and circuit principle instructions

The "STM32L071KBU6" is part of the STM32L0 series, which belongs to STMicroelectronics. The STM32L0 family is based on ARM Cortex-M0+ cores and is optimized for low- Power applications.

Packaging Information:

The STM32L071KBU6 comes in a LQFP-64 (Low-Profile Quad Flat Package with 64 pins).

Pin Function Specifications and Circuit Principles:

Here is the detailed explanation of each pin, including the number of pins, their functions, and the specifications of their usage:

Pin Number Pin Name Pin Function 1 VDD Power supply (3.3V) 2 VSS Ground 3 NC No connection 4 PA13 (SWDIO) Serial Wire Debug I/O 5 PA14 (SWCLK) Serial Wire Debug Clock 6 PA15 (JTDI) JTAG Test Data In 7 PB3 (SWDIO) Serial Wire Debug I/O 8 PB4 (SWCLK) Serial Wire Debug Clock 9 PA0 General Purpose I/O, Analog Input 10 PA1 General Purpose I/O, Analog Input 11 PA2 General Purpose I/O, Alternate Function 12 PA3 General Purpose I/O, Alternate Function 13 PA4 General Purpose I/O 14 PA5 General Purpose I/O, SPI1_CLK (Alternate Function) 15 PA6 General Purpose I/O, SPI1_MISO (Alternate Function) 16 PA7 General Purpose I/O, SPI1_MOSI (Alternate Function) 17 PB0 General Purpose I/O 18 PB1 General Purpose I/O 19 PB2 General Purpose I/O 20 PB5 General Purpose I/O, SPI1_NSS (Alternate Function) 21 PB6 General Purpose I/O, I2C1_SCL (Alternate Function) 22 PB7 General Purpose I/O, I2C1_SDA (Alternate Function) 23 PA8 General Purpose I/O, LSE oscillator input (Alternative Function) 24 PA9 General Purpose I/O, USART1_TX (Alternate Function) 25 PA10 General Purpose I/O, USART1_RX (Alternate Function) 26 PA11 General Purpose I/O, CAN_RX (Alternate Function) 27 PA12 General Purpose I/O, CAN_TX (Alternate Function) 28 PB8 General Purpose I/O, TIM1_CH1 (Alternate Function) 29 PB9 General Purpose I/O, TIM1_CH2 (Alternate Function) 30 PB10 General Purpose I/O, TIM1_CH3 (Alternate Function) 31 PB11 General Purpose I/O, TIM1_CH4 (Alternate Function) 32 PB12 General Purpose I/O, SPI2_NSS (Alternate Function) 33 PB13 General Purpose I/O, SPI2_SCK (Alternate Function) 34 PB14 General Purpose I/O, SPI2_MISO (Alternate Function) 35 PB15 General Purpose I/O, SPI2_MOSI (Alternate Function) 36 PC13 General Purpose I/O, Button (Wakeup) 37 PC14 General Purpose I/O, OSC_IN 38 PC15 General Purpose I/O, OSC_OUT 39 PD0 General Purpose I/O, CAN_RX (Alternate Function) 40 PD1 General Purpose I/O, CAN_TX (Alternate Function) 41 PD2 General Purpose I/O, UART4_TX (Alternate Function) 42 PD3 General Purpose I/O, UART4_RX (Alternate Function) 43 PD4 General Purpose I/O 44 PD5 General Purpose I/O 45 PD6 General Purpose I/O, TIM3_CH1 (Alternate Function) 46 PD7 General Purpose I/O, TIM3_CH2 (Alternate Function) 47 PD8 General Purpose I/O, I2C1_SCL (Alternate Function) 48 PD9 General Purpose I/O, I2C1_SDA (Alternate Function) 49 PD10 General Purpose I/O 50 PD11 General Purpose I/O 51 PD12 General Purpose I/O 52 PD13 General Purpose I/O 53 PD14 General Purpose I/O 54 PD15 General Purpose I/O 55 PE0 General Purpose I/O 56 PE1 General Purpose I/O 57 PE2 General Purpose I/O 58 PE3 General Purpose I/O 59 PE4 General Purpose I/O 60 PE5 General Purpose I/O 61 PE6 General Purpose I/O 62 PE7 General Purpose I/O 63 PE8 General Purpose I/O 64 PE9 General Purpose I/O

Pin Function FAQs:

What is the VDD pin used for in STM32L071KBU6? The VDD pin is the power supply pin for the STM32L071KBU6, providing 3.3V to the device. What is the VSS pin used for in STM32L071KBU6? The VSS pin is the ground pin, used to complete the electrical circuit. What is PA13 pin used for? PA13 is used for the SWDIO (Serial Wire Debug I/O) function. What is PA14 pin used for? PA14 is used for the SWCLK (Serial Wire Debug Clock) function. Can I use PA9 as a GPIO? PA9 can be used as GPIO or for USART1_TX (Transmit Data) function in alternate function mode. Can I use PA10 as a GPIO? PA10 can be used as GPIO or for USART1_RX (Receive Data) function in alternate function mode. What is PB6 pin used for? PB6 is used for I2C1_SCL (I2C Clock) in alternate function mode. What is PB7 pin used for? PB7 is used for I2C1_SDA (I2C Data) in alternate function mode. What function does PA12 pin serve? PA12 serves as CAN_TX (CAN Transmit) in alternate function mode.

What is PB5 pin used for?

PB5 serves as SPI1_NSS (SPI Chip Select) in alternate function mode.

What is the purpose of PA6 and PA7?

PA6 is SPI1MISO (Master In Slave Out) and PA7 is SPI1MOSI (Master Out Slave In), both used for SPI communication in alternate function mode.

What is the PA4 pin used for?

PA4 is a general-purpose I/O pin, can be used for user-defined functions.

Can PB12 be used as a GPIO pin?

Yes, PB12 can be used as a general-purpose I/O pin.

What does PC13 serve as?

PC13 is used as a wakeup button input, often used as an external interrupt.

How can I configure PA2 pin?

PA2 can be configured as a general-purpose I/O pin or used for alternate functions like USART2_TX.

What is the function of PD0 pin?

PD0 can be used as CAN_RX (CAN Receive) in alternate function mode.

Is PD15 a GPIO pin?

Yes, PD15 is a general-purpose I/O pin.

What is PB3 used for?

PB3 serves as a SWDIO pin for the Serial Wire Debug interface .

Can PD5 be used for UART?

Yes, PD5 can be configured as UART4_TX (UART Transmit).

What is PA15 used for?

PA15 is used for JTDI (JTAG Test Data In) for the JTAG interface.

This summary covers the main functionality of each pin of the STM32L071KBU6, all in English as per your request.