M031TD2AE

Introduction to M031TD2AE
- An STM32 microcontroller from STMicroelectronics, part of the STM32 M0/M0+ family, built around an ARM Cortex-M0+ core. Designed for low-cost, low-power embedded applications.
- Core and memory: 32-bit MCU, up to about 48 MHz; embedded Flash and RAM in various configurations (exact sizes depend on the package).
- Peripherals: broad set including GPIO, timers, ADCs (and DAC on some variants), USART/UART, SPI, I2C, USB (device FS on applicable models), CRC, and DMA; multiple low-power modes.
- Development: supported by STM32CubeMX/CubeIDE with HAL/LL drivers; consult the datasheet for exact pinout, memory, and package details.
- Packages and use: available in small packages for compact designs; suitable for USB devices, sensing, basic motor control, and consumer electronics.
- Getting started: choose a compatible Nucleo/Discovery board (if available), install STM32CubeIDE, and follow ST’s getting-started guides and reference designs.

Concise features of STM32M031TD2AE (M031 family):
- CPU: ARM Cortex-M0+ core, up to 48 MHz.
- Memory: up to 64 KB Flash, up to 8 KB SRAM.
- USB: Full-Speed USB 2.0 device interface.
- Peripherals: USART/UART, SPI, I2C (and I2S on some variants), 12-bit ADC, multiple general-purpose timers with PWM outputs.
- DMA and CRC: DMA controller for data movement; hardware CRC.
- Clock/Power: flexible clocking (HSI/LSE options); operating voltage 1.65–3.6 V; low-power modes.
- Real-time features: RTC with LSE, watchdogs (IWDG/WWDG).
- Debug/Programming: SWD debug interface.
- I/O: up to ~32 GPIOs in a compact package.
- Package: LQFP32 or similar UFQFPN32 footprint.
- Development ecosystem: supported by STM32CubeMX/HAL/LL drivers and STM32CubeIDE.

Pin count: 48 pins (LQFP-48). Function: Nuvoton M031 series 32-bit ARM Cortex-M0+ microcontroller for embedded control (general-purpose I/O with serial interfaces such as UART, I2C, SPI, PWM, ADC, timers, etc.).

Manufacturer: Nuvoton Technology Corporation (NuMicro).
What kind of company: A Taiwan-based semiconductor company that designs and sells microcontrollers and other integrated circuits for embedded applications (originally spun off from Winbond).

- Industrial automation, motor control and sensing
- Home appliances and consumer electronics
- IoT edge devices, sensor hubs and small data-logging nodes
- Energy metering, power management and monitoring systems
- Automotive body electronics and vehicle panels
- Prototyping, education and small-scale embedded projects
Note: M031TD2AE is a cost-effective Cortex-M0+ MCU for general-purpose, low-power embedded control.

M031TD2AE comes in a 48-pin LQFP package (7.0 x 7.0 mm, 0.5 mm pitch).