STM32F071CBT6 Detailed explanation of pin function specifications and circuit principle instructions

The STM32F071CBT6 is a microcontroller from STMicroelectronics. Specifically, it's part of the STM32F0 series, which is based on the ARM Cortex-M0 core. Now, for the detailed explanation of its pin functions, packaging, and a comprehensive FAQ section, I’ll break this down into key sections:

1. Device Overview:

Brand: STMicroelectronics Family: STM32F0 Core: ARM Cortex-M0 Package: LQFP-48 (48 pins, meaning this microcontroller has 48 I/O pins)

2. Pin Function Table for STM32F071CBT6 (LQFP-48 Package):

This is a detailed list of all the pin functions for the STM32F071CBT6. The table below shows each pin's designation and function:

Pin Pin Name Function Description 1 VSS Ground pin 2 VDD Power supply pin (2.0 V to 3.6 V) 3 NRST Reset pin (active low) 4 PA13 (SWDIO) Serial Wire Debug I/O (SWDIO) 5 PA14 (SWCLK) Serial Wire Debug Clock (SWCLK) 6 PA15 (JTDI) JTAG Test Data In (JTDI) 7 PB3 (JTDO) JTAG Test Data Out (JTDO) 8 PB4 (TDO) Test Data Out (TDO) 9 PB5 (TDI) Test Data In (TDI) 10 PC13 EXTI (External Interrupt) 11 PC14 EXTI (External Interrupt) 12 PC15 EXTI (External Interrupt) 13 PA0 General-purpose I/O or ADC input 14 PA1 General-purpose I/O or ADC input 15 PA2 General-purpose I/O or ADC input 16 PA3 General-purpose I/O or ADC input 17 PA4 General-purpose I/O or ADC input 18 PA5 General-purpose I/O or ADC input (also supports SPI SCK) 19 PA6 General-purpose I/O or ADC input (also supports USART RX) 20 PA7 General-purpose I/O or ADC input (also supports USART TX) 21 PB0 General-purpose I/O or SPI MISO 22 PB1 General-purpose I/O or SPI MOSI 23 PB2 General-purpose I/O or SPI SCK 24 PB6 General-purpose I/O or UART TX 25 PB7 General-purpose I/O or UART RX 26 PB8 General-purpose I/O 27 PB9 General-purpose I/O 28 PC0 General-purpose I/O or ADC input 29 PC1 General-purpose I/O or ADC input 30 PC2 General-purpose I/O or ADC input 31 PC3 General-purpose I/O or ADC input 32 PC4 General-purpose I/O or ADC input 33 PC5 General-purpose I/O or ADC input 34 PC6 General-purpose I/O or I2C SCL 35 PC7 General-purpose I/O or I2C SDA 36 PC8 General-purpose I/O or SPI MISO 37 PC9 General-purpose I/O or SPI MOSI 38 PA8 General-purpose I/O 39 PA9 General-purpose I/O or USART TX 40 PA10 General-purpose I/O or USART RX 41 PA11 General-purpose I/O or I2C SDA 42 PA12 General-purpose I/O or I2C SCL 43 PB10 General-purpose I/O or UART TX 44 PB11 General-purpose I/O or UART RX 45 PB12 General-purpose I/O 46 PB13 General-purpose I/O 47 PB14 General-purpose I/O 48 PB15 General-purpose I/O

3. FAQ (Frequently Asked Questions) for STM32F071CBT6:

Q1: What is the supply voltage range for STM32F071CBT6?

A1: The STM32F071CBT6 operates with a supply voltage range of 2.0 V to 3.6 V.

Q2: How many GPIO pins does STM32F071CBT6 have?

A2: The STM32F071CBT6 has a total of 48 GPIO pins, which can be configured for different functions.

Q3: What are the different communication interface s supported by STM32F071CBT6?

A3: The STM32F071CBT6 supports UART, USART, SPI, and I2C communication interfaces.

Q4: Can STM32F071CBT6 operate in low-power modes?

A4: Yes, the STM32F071CBT6 supports low-power modes including Sleep, Stop, and Standby modes for power saving.

Q5: What is the maximum operating frequency of STM32F071CBT6?

A5: The maximum clock frequency of the STM32F071CBT6 is 48 MHz.

Q6: How many ADC channels does the STM32F071CBT6 have?

A6: The STM32F071CBT6 has up to 16 channels for the 12-bit ADC.

Q7: Does STM32F071CBT6 support external interrupts?

A7: Yes, the STM32F071CBT6 supports external interrupts on several GPIO pins.

Q8: Is STM32F071CBT6 compatible with USB communication?

A8: Yes, the STM32F071CBT6 has an integrated USB 2.0 full-speed interface.

Q9: Can I use STM32F071CBT6 for motor control applications?

A9: Yes, STM32F071CBT6 can be used for motor control applications as it supports PWM outputs.

Q10: What is the operating temperature range for STM32F071CBT6?

A10: The STM32F071CBT6 operates within a temperature range of -40°C to +85°C.

Q11: Does STM32F071CBT6 have a built-in bootloader?

A11: Yes, the STM32F071CBT6 comes with a built-in bootloader for easy programming.

Q12: What is the maximum output current for GPIO pins on STM32F071CBT6?

A12: The GPIO pins on STM32F071CBT6 can drive up to 25mA of current in push-pull mode.

Q13: How many timers does STM32F071CBT6 have?

A13: The STM32F071CBT6 has 4 general-purpose timers and 1 advanced-control timer.

Q14: Is STM32F071CBT6 suitable for automotive applications?

A14: While the STM32F071CBT6 is designed for general-purpose applications, it can be used in automotive applications that require low power and moderate processing power.

Q15: Does STM32F071CBT6 support DMA (Direct Memory Access )?

A15: Yes, STM32F071CBT6 supports DMA for faster data transfers.

Q16: How is the reset function managed in STM32F071CBT6?

A16: The STM32F071CBT6 has an NRST pin, which when pulled low, triggers a reset of the device.

Q17: Can STM32F071CBT6 be programmed through SWD (Serial Wire Debug)?

A17: Yes, STM32F071CBT6 supports programming and debugging through the SWD interface.

Q18: How many I2C interfaces are available on STM32F071CBT6?

A18: The STM32F071CBT6 has 2 I2C interfaces.

Q19: Is STM32F071CBT6 used in industrial automation?

A19: Yes, the STM32F071CBT6 is suitable for use in industrial automation applications due to its flexibility and performance.

Q20: How do I configure the pins for alternate functions on STM32F071CBT6?

A20: Pin functions can be configured through software by setting the appropriate registers in the STM32F071CBT6's GPIO configuration.

This should cover the essential details you're looking for regarding the STM32F071CBT6. Let me know if you'd like any further details or need a specific section expanded!