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Adafruit Grand Central M4 Express

Adafruit Grand Central M4 Express

MPN: 4064
Adafruit
Development Boards & Kits - ARM Adafruit Grand Central M4 Express featuring the SAMD51
116 in stock
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Overview

The Adafruit Grand Central M4 Express is a high-performance development board featuring the Microchip SAMD51 microcontroller in an Arduino Mega form factor. It provides a massive leap in processing power and memory for complex projects while maintaining compatibility with most existing Mega-sized shields and accessories.

Why Choose This Part

The board features a 120MHz Cortex-M4 with FPU, 1MB of internal flash, and 256KB of RAM, offering significantly more resources than traditional 8-bit boards. It includes an onboard MicroSD card slot and 8MB of QSPI Flash for data logging and asset storage without sacrificing GPIO pins.

Applications

Complex UI Development
Driving large color TFT displays and touch interfaces using the high-speed SPI and QSPI flash interfaces.
Real-time Audio Processing
Leveraging the hardware DSP instructions and floating-point unit (FPU) for synthesis or digital filtering.
Industrial Protocol Bridges
Utilizing the dual native USB ports and multiple hardware SERCOMs to translate between different communication protocols.
Robotics Control
Managing high-resolution encoders and multiple PWM outputs for precise motor control while maintaining high-level logic tasks.

Getting Started

The board comes with the UF2 bootloader for easy drag-and-drop programming and is fully supported by CircuitPython and the Arduino IDE. Engineers can begin development by installing the Adafruit SAMD board package in the Arduino Boards Manager or by simply connecting via USB to access the CircuitPython drive.

Also Consider

Arduino Mega 2560 Rev3 Arduino - The standard choice if your project requires 5V logic levels and 8-bit simplicity rather than high-speed processing.