The model "STM32F070RBT6" belongs to the STM32 family of microcontrollers, which is a series developed by STMicroelectronics. The STM32F070RBT6 is part of the STM32F0 series, which is based on ARM Cortex-M0 cores and is designed for entry-level applications with a variety of peripherals.
Pinout Details and Package Type:
Package: LQFP (Low-profile Quad Flat Package) with 48 pins.Detailed Pin Function Specifications:
Here's the complete list of all 48 pins of the STM32F070RBT6 microcontroller, along with their functions:
Pin Number Pin Name Function Description 1 VSS Ground 2 VDD Power Supply (3.3V) 3 PA13 SWDIO (Serial Wire Debug Input/Output) 4 PA14 SWCLK (Serial Wire Clock ) 5 PA15 GPIO (General-purpose Input/Output) 6 PB3 GPIO, USART1_RX (Universal Asynchronous Receiver/Transmitter) 7 PB4 GPIO, USART1_TX (Universal Asynchronous Transmitter) 8 PB5 GPIO, SCK (SPI Clock) 9 PB6 GPIO, MISO (SPI Master Input Slave Output) 10 PB7 GPIO, MOSI (SPI Master Output Slave Input) 11 PC13 GPIO (User Button) 12 PC14 TMS (Trace Microprocessor Debug) 13 PC15 TDI (Trace Data Input) 14 PA0 GPIO, ADC (Analog-to-Digital Converter) Input 15 PA1 GPIO, ADC Input 16 PA2 GPIO, USART2_TX 17 PA3 GPIO, USART2_RX 18 PA4 GPIO 19 PA5 GPIO, SPI1 SCK 20 PA6 GPIO, SPI1 MISO 21 PA7 GPIO, SPI1 MOSI 22 PB0 GPIO 23 PB1 GPIO 24 PB2 GPIO 25 PD0 GPIO 26 PD1 GPIO 27 PD2 GPIO 28 PD3 GPIO 29 PD4 GPIO 30 PD5 GPIO 31 PD6 GPIO 32 PD7 GPIO 33 VSSA Analog Ground for ADC 34 VDDA Analog Power for ADC 35 PA8 GPIO, LSE (Low-Speed External Crystal Oscillator) 36 PA9 GPIO, USART1_TX 37 PA10 GPIO, USART1_RX 38 PA11 GPIO, SPI2 SCK 39 PA12 GPIO, SPI2 MISO 40 PA13 GPIO, SPI2 MOSI 41 PB8 GPIO 42 PB9 GPIO 43 PB10 GPIO 44 PB11 GPIO 45 PB12 GPIO 46 PB13 GPIO 47 PB14 GPIO 48 PB15 GPIO20 FAQ for STM32F070RBT6 Pin Functions:
Q: What is the function of pin PA0 on STM32F070RBT6? A: Pin PA0 is a general-purpose input/output (GPIO) and also serves as an ADC input.
Q: Can I use PA15 as a regular GPIO pin? A: Yes, PA15 can be used as a GPIO pin.
Q: What is the role of PB3 on STM32F070RBT6? A: PB3 is configured as a GPIO pin and can also function as USART1_RX (Receive pin for USART1).
Q: How can I use PB4? A: PB4 functions as a GPIO pin and can also be used as USART1_TX (Transmit pin for USART1).
Q: Does PA2 support USART communication? A: Yes, PA2 can be used as USART2_TX, which is the transmit pin for USART2.
Q: Can I connect an external crystal to PA8? A: Yes, PA8 is used for connecting an external Low-Speed External (LSE) crystal oscillator.
Q: How can I debug the STM32F070RBT6? A: You can use the SWDIO (PA13) and SWCLK (PA14) pins for debugging via the Serial Wire Debug (SWD) interface .
Q: What is the function of pin PC13? A: Pin PC13 is a GPIO pin, typically used for a user-defined button input.
Q: Can PB5 be used for SPI communication? A: Yes, PB5 functions as the SPI clock (SCK) pin.
Q: What can I use PA6 for? A: PA6 is used as the MISO (Master In Slave Out) pin for SPI1 communication.
Q: Does STM32F070RBT6 support UART communication? A: Yes, PA2/PA3 and PA9/PA10 can be used for USART1 and USART2 communication.
Q: Is there an analog input on STM32F070RBT6? A: Yes, PA0, PA1, and several other pins can be used as analog inputs for the ADC.
Q: What is the maximum operating voltage for VDD pin? A: The maximum operating voltage for VDD pin is 3.6V.
Q: Can I use PB6 for I2C communication? A: No, PB6 is not for I2C; it is used for SPI as MISO.
Q: What is VDDA used for? A: VDDA is the power supply pin for the analog section, specifically for the ADC.
Q: How do I connect external devices for SPI communication? A: You can use PA5 (SCK), PA6 (MISO), and PA7 (MOSI) for SPI1 and PA11, PA12, PA13 for SPI2.
Q: What is the function of pin PC14? A: PC14 is used for TMS (Trace Microprocessor Debug) and is part of the debugging interface.
Q: Can I connect the user button to PC13? A: Yes, PC13 is often used as a user button input, typically used for reset or interrupts.
Q: What is the function of PD0 pin? A: PD0 is a general-purpose I/O pin (GPIO) and can be used for various purposes.
Q: Is there a dedicated ground pin on STM32F070RBT6? A: Yes, pin VSS serves as the ground pin for the microcontroller.
This list covers the detailed pin functions, along with a few common questions about the STM32F070RBT6 microcontroller. If you need further clarification or any additional details, feel free to ask!