Overview
The STM32F071VBT6TR is a 32-bit microcontroller from STMicroelectronics, part of the STM32F071x8 and STM32F071xB families. This microcontroller is based on the Arm® Cortex®-M0 CPU, operating at frequencies up to 48 MHz. It is designed for a wide range of applications requiring low power consumption, high performance, and advanced peripherals.
The device features a robust set of peripherals, including multiple timers, ADC, DAC, and various communication interfaces. It is suitable for use in industrial, consumer, and IoT applications where reliability and efficiency are crucial.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Flash Memory | 64 to 128 Kbytes |
| SRAM | 16 Kbytes with HW parity |
| Supply Voltage | 2.0 V to 3.6 V (VDD), 1.65 V to 3.6 V (VDDIO2) |
| Low Power Modes | Sleep, Stop, Standby |
| Timers | 12 timers (including 1 x 16-bit advanced-control timer, 1 x 32-bit timer, and 7 x 16-bit timers) |
| ADC | 1 x 12-bit, 1.0 µs ADC (up to 16 channels) |
| DAC | 1 x 12-bit D/A converter (with 2 channels) |
| Communication Interfaces | 2 x I2C, 4 x USART, 2 x SPI, HDMI CEC |
| GPIOs | Up to 87 fast I/Os, with up to 68 I/Os 5V tolerant and 19 with independent supply VDDIO2 |
| Capacitive Sensing Channels | Up to 24 channels for touchkey, linear, and rotary touch sensors |
| RTC | Calendar RTC with alarm and periodic wakeup from Stop/Standby |
Key Features
- High-Performance CPU: Arm® 32-bit Cortex®-M0 CPU with a maximum frequency of 48 MHz.
- Advanced Peripherals: Includes multiple timers, ADC, DAC, and various communication interfaces such as I2C, USART, SPI, and HDMI CEC.
- Low Power Modes: Sleep, Stop, and Standby modes to minimize power consumption.
- Capacitive Sensing: Up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- RTC and Backup: Calendar RTC with alarm and periodic wakeup from Stop/Standby, along with VBAT supply for RTC and backup registers.
- GPIO Flexibility: Up to 87 fast I/Os, with up to 68 I/Os 5V tolerant and 19 with independent supply VDDIO2.
- Debugging and Programming: Serial wire debug (SWD) and 96-bit unique ID.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators in industrial environments.
- Consumer Electronics: Used in various consumer devices requiring low power and high performance, such as smart home devices and wearables.
- IoT Devices: Ideal for Internet of Things applications where energy efficiency and advanced peripherals are necessary.
- Medical Devices: Can be used in medical equipment that requires precise timing, low power consumption, and reliable operation.
- Automotive Systems: Suitable for automotive applications such as infotainment systems, driver assistance systems, and more.
Q & A
- What is the maximum operating frequency of the STM32F071VBT6TR?
The maximum operating frequency is up to 48 MHz.
- How much Flash memory does the STM32F071VBT6TR have?
The device has 64 to 128 Kbytes of Flash memory.
- What are the low power modes available on the STM32F071VBT6TR?
The device supports Sleep, Stop, and Standby low power modes.
- How many communication interfaces does the STM32F071VBT6TR have?
The device includes 2 I2C interfaces, 4 USARTs, 2 SPIs, and HDMI CEC.
- What is the purpose of the capacitive sensing channels on the STM32F071VBT6TR?
The capacitive sensing channels are used for touchkey, linear, and rotary touch sensors.
- Does the STM32F071VBT6TR have a real-time clock (RTC)?
Yes, it has a calendar RTC with alarm and periodic wakeup from Stop/Standby.
- What is the supply voltage range for the STM32F071VBT6TR?
The supply voltage range is 2.0 V to 3.6 V (VDD) and 1.65 V to 3.6 V (VDDIO2).
- How many GPIOs does the STM32F071VBT6TR have?
The device has up to 87 fast I/Os.
- Is the STM32F071VBT6TR suitable for industrial applications?
Yes, it is suitable for industrial automation due to its robust set of peripherals and low power consumption.
- Does the STM32F071VBT6TR support debugging and programming interfaces?
Yes, it supports serial wire debug (SWD) and has a 96-bit unique ID.
