Overview
The STM32F071V8T7TR microcontroller, produced by STMicroelectronics, is part of the STM32F071x8/xB series. It incorporates the high-performance Arm® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This device features high-speed embedded memories, including up to 128 Kbytes of Flash memory and 16 Kbytes of SRAM with hardware parity. The microcontroller is designed for a wide range of applications, including application control, user interfaces, hand-held equipment, A/V receivers, digital TV, PC peripherals, gaming, GPS platforms, industrial applications, and more.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 64 to 128 Kbytes of Flash memory, 16 Kbytes of SRAM with HW parity |
| Power Supply | Digital and I/O supply: VDD = 2.0 V to 3.6 V, Analog supply: VDDA = VDD to 3.6 V |
| Temperature Range | -40 to +85 °C, -40 to +105 °C |
| ADC | One 12-bit, 1.0 µs ADC (up to 16 channels), Conversion range: 0 to 3.6 V |
| DAC | One 12-bit D/A converter (with 2 channels) |
| Timers | One 32-bit and seven 16-bit timers, one 16-bit advanced-control timer for six-channel PWM output |
| Communication Interfaces | 2 I2C, 4 USARTs, 2 SPIs (18 Mbit/s), I2S interface multiplexed, HDMI CEC |
| Package | LQFP 100 14x14x1.4 mm |
| I/Os | Up to 87 fast I/Os, up to 68 I/Os with 5V tolerant capability |
Key Features
- High-performance Arm® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 128 Kbytes of Flash memory and 16 Kbytes of SRAM with hardware parity
- Extensive range of enhanced peripherals and I/Os
- Low power modes: Sleep, Stop, Standby
- VBAT supply for RTC and backup registers
- Clock management: 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC, internal 8 MHz RC with x6 PLL option
- 7-channel DMA controller
- Two fast low-power analog comparators with programmable input and output
- Up to 24 capacitive sensing channels for touchkey, linear and rotary touch sensors
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Independent and system watchdog timers, SysTick timer
- Serial wire debug (SWD) and 96-bit unique ID
Applications
The STM32F071V8T7TR microcontroller is suitable for a wide range of applications, including:
- Application control and user interfaces
- Hand-held equipment
- A/V receivers and digital TV
- PC peripherals
- Gaming and GPS platforms
- Industrial applications, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVACs
Q & A
- What is the core of the STM32F071V8T7TR microcontroller?
The core is an Arm® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz.
- How much Flash and SRAM memory does the STM32F071V8T7TR have?
It has up to 128 Kbytes of Flash memory and 16 Kbytes of SRAM with hardware parity.
- What is the operating temperature range of the STM32F071V8T7TR?
The operating temperature range is -40 to +85 °C and -40 to +105 °C.
- What types of communication interfaces does the STM32F071V8T7TR support?
It supports 2 I2C, 4 USARTs, 2 SPIs (18 Mbit/s), I2S interface multiplexed, and HDMI CEC.
- What are the low power modes available in the STM32F071V8T7TR?
The low power modes include Sleep, Stop, and Standby.
- Does the STM32F071V8T7TR have any watchdog timers?
Yes, it has independent and system watchdog timers, as well as a SysTick timer.
- What is the package type of the STM32F071V8T7TR?
The package type is LQFP 100 14x14x1.4 mm.
- How many I/Os does the STM32F071V8T7TR have?
It has up to 87 fast I/Os, with up to 68 I/Os having 5V tolerant capability.
- Does the STM32F071V8T7TR support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- What is the purpose of the VBAT supply in the STM32F071V8T7TR?
The VBAT supply is for the RTC and backup registers.
