Introduction

NuMicro M031BT series by Nuvoton represents a line of advanced 32-bit microcontrollers harnessing the power of Arm Cortex-M0 core. With an emphasis on dual-mode wireless connectivity, these microcontrollers support both Bluetooth Low Energy BLE5.0 and 2.4GHz proprietary communications. The series is designed to operate within a wide voltage range of 1.8V to 3.6V and withstand temperatures from -40 ℃ to 85 ℃, ensuring versatility across different environments and applications.

Function & Applications

The M031BTYE3AN from the M031BT series stands out as a robust MCU suitable for a range of IoT applications. With its BLE5.0 capabilities, it is ideal for personal healthcare devices, asset tracking systems, and portable medical devices that require wireless connectivity.

The microcontroller also features a secure execution area through its embedded SPROM (Security Protection ROM), thereby safeguarding intellectual property and ensuring secure operations in applications where data protection and device integrity are paramount.

Performance Parameters

Designed for performance, the M031BTYE3AN boasts a clock speed of up to 48 MHz and comes equipped with:

- 128 KB Flash Memory for robust program storage
- 16 KB SRAM for efficient data handling
- Specialized 12-channel 96 MHz PWM for meticulous control over external devices

Its 16-channel 12-bit 2 MSPS ADC facilitates swift and precise analog-to-digital conversions, critical for applications requiring rapid voltage and current sensing such as in gaming controls.

Package Types, Interface & Pin Configuration

Nuvoton provides the M031BTYE3AN in a compact QFN48 (5mm x 5mm) package, which simplifies the integration process for customers. The MCU has extensive communication interface options, including:

- 3 sets of UART, adjustable for various levels of communication complexity
- 2 sets of I²C interfaces for multi-point data transfer
- 1 set of USCI that can operate in UART, SPI, or I²C modes, offering versatile peripheral connections

Reliability & Lifespan

The robustness of the M031BTYE3AN is reflected in its operating characteristics, with the ability to function in a broad temperature range, ensuring reliable performance throughout its lifespan‚that are essential for devices deployed in variable environmental conditions.

Standards & Certifications

The M031BT series microcontrollers are compliant with the Bluetooth SIG Component and End Product QDIDs, attesting to their quality and the dependability of their Bluetooth connectivity. These certifications are critical for customers who prioritize industry recognition and assurance of compatibility for wireless communication standards.

Application Cases & Reference Designs

Nuvoton supports developers with reference designs via its NuMaker evaluation boards. Compatibility with 3rd party IDEs like Keil MDK, IAR EWARM, and Eclipse IDE equipped with GNU GCC compilers expands the MCU's usability and facilitates its implementation into the finalized product design.

Notably, the M031BTYE3AN's technical specifications make it a preferred choice for designers seeking to create small-footprint devices with robust wireless capabilities and reliable security features. Its rich set of peripherals and wireless prowess seamlessly blend to empower innovations in IoT, healthcare, tracking, and portable electronics markets.

In conclusion, the NuMicro M031BTYE3AN microcontroller encapsulates efficiency, reliability, and adaptability, marking it as a superior choice for developers looking to leverage advanced MCU capabilities for their wireless-enabled applications.