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Low-power BLE 5.0 and 2.4G dual-mode microcontroller

18/09/2023

NuMicro® M031BT/M032BT series based on Arm® Cortex®-M0 core operating up to 72 MHz, with up to 512 KB Flash and 96 KB SRAM. In addition to the BLE 5.0 and 2.4GHz RF wireless connectivity, the NuMicro M031BT/M032BT series feature built-in rich peripherals and analog functions for applications that need advanced and precise control functions in industrial control applications that it also requires wireless connectivity for sensor hubs in rigid working environments. The 5mm x 5mm QFN48 and 8mm x 8mm QFN68 package reduce the PCB size and RF layout difficulty. Furthermore, Nuvoton provides reference designs and rich sample codes to speed up the application development based on this M031BT/M032BT low-power BLE/2.4G RF microcontroller.

The NuMicro M031BT/M032BT series provide up to +8 dBm RF transmit power, a good receiving sensitivity of -94 dBm, 1 Mb/s, or 2 Mb/s transmission speed RF applications, and outstanding anti-noise performance in 2.4GHz interference environments to ensure communication distance and reliability. With these, the M031BT/M032BT series are expected to meet the needs of application scenarios such as industrial Internet of Things (IIoT), smart home, consumer electronics, etc.

Main Features

  • Core

- Arm® Cortex®-M0 processor running up to 48 MHz

  • Memories

- 64 KB Flash

- 8 KB SRAM

- 512 bytes SPROM ( Security Protection ROM )

- ISP / ICP / IAP programming

  • Clocks

- 4 to 32 MHz HXT crystal oscillator or external input clock

- 32.768 kHz LXT crystal oscillator or external input clock for low-power system operation

- Internal 48 MHz HIRC oscillator with frequency drift over temperature ± 2 % from - 40 to 105°C

- Internal 38.4 kHz LI RC for Low-power operating mode

- PLL up to 144 MHz for high speed module operation

  • Timers

- Up to 4 32-bit timers

- One 24-bit SysTick timer

Documents Tech question
Nuvoton M031 BT sereis

Low-power BLE 5.0 and 2.4G dual-mode microcontroller

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Nuvoton

Nuvoton focuses on the developments of microcontroller, microprocessor, smart home, cloud security, battery monitoring, component, visual sensing and IoT with security ICs and has strong market share in Industrial, Automotive, Communication, Consumer and Computer markets.

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Documents

  • Nuvoton M031 BT M032 BT ble mcu series datasheet
Pexels thisisengineering 3913017

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