Introduction

The Nuvoton NuMicro® M031BT series, with its leading product M031BTYD2AN, represents a state-of-the-art line of 32-bit microcontrollers. Engineered around the powerful Arm® Cortex®-M0 core, these microcontrollers are designed to offer a blend of performance, security, and flexibility. They are notably distinguished by their dual-mode communication capabilities, supporting both Bluetooth Low Energy BLE5.0 and proprietary 2.4GHz protocols, which enable them to meet the demands of a wide range of wireless applications.

Function & Applications

The M031BT series, and the M031BTYD2AN in particular, are laden with advanced functionalities such as enhanced security features, high-speed PWM, and fast ADCs, making them an ideal choice for various applications, including IoT devices, personal healthcare gadgets, asset tracking systems, and portable medical devices. The dual mode for Bluetooth Low Energy BLE5.0 and 2.4GHz proprietary communication enhances the scope of connectivity for these applications, providing secure and reliable wireless transmission.

Performance Parameters

The technical prowess of the M031BTYD2AN is characterized by its impressive list of specifications, such as:

- A maximum operating frequency of 48 MHz for efficient processing.
- A generous 64 KB of Flash memory and 8 KB of SRAM for storage and smooth operation.
- 512 bytes of Security Protection ROM for intellectual property protection.
- Multiple clock sources including a high-precision 48 MHz internal oscillator.
- A networking suite that includes multiple UART interfaces, an I²C interface, and a flexible USCI.)
- A high-speed 12-channel PWM operating at 96 MHz.
- An ADC feature boasting 16 channels with a 2 MSPS rate, ensuring quick and accurate analog-to-digital conversions.

Package Types, Interface & Pin Configuration

The M031BTYD2AN comes in an efficient QFN48 package measuring 5mm x 5mm, which offers a compact footprint for space-conscious designs. This packaging supports a wide variety of peripheral interfaces, such as UART, I²C, and USCI, which are essential for modern electronic devices.

Reliability & Lifespan

Nuvoton's M031BTYD2AN is built to operate reliably across a wide temperature range, from -40 ℃ to 85 ℃, ensuring consistent performance in a variety of challenging environments. The robust design and resilient construction cater to demands for a prolonged lifespan, which is critical for consumer and industrial applications alike.

Standards & Certifications

As part of the commitment to quality and industry standards, the M031BT series boasts certifications such as the Bluetooth SIG Component and End Product QDIDs. This ensures that the products meet stringent requirements for Bluetooth connectivity and interoperability.

Application Cases & Reference Designs

Nuvoton facilitates design and development with the provision of NuMaker evaluation boards and the Nuvoton Nu-Link debugger, alongside support for 3rd Party IDEs like Keil MDK, IAR EWARM, and Eclipse IDE with GNU GCC compilers. These tools and resources provide developers with a solid foundation to create innovative applications, enabling seamless integration of the M031BTYD2AN into diverse use cases.