I needed a low-cost test board I could use to demonstrate the issue of both radiated and conducted emissions and chose the Arduino Uno, as it's recently become very popular. The Arduino is an ...

April Fools’ Day may have passed, but we really had to check the calendar on this hack. [Damian Peckett] has implemented an Apple ][, its 6502 processor, and a cassette port, all on an Arduino Uno.

The UNO R4 is powered by the Renesas RA4M1 32-bit microcontroller based on the Arm® Cortex®-M4 core, providing a significant boost in processing power, memory, and functionality. The WiFi version ...

Startup code for the Arduino UNO R4 boards (RA4M1 processor) to change from the internal HOCO clock to an external XTAL for the main processor functions. The USB interface remains on the HOCO clock.

The release of the next-generation UNO board by Arduino represents a considerable upgrade to its 8-bit technology. Aspencore Network ... The RA4M1 microcontroller is based on the Arm Cortex-M4 core ...

The Arduino UNO R4 boasts a 3x performance increase over the UNO R3 and , in addition, SRAM has been upgraded from 2kB to 32kB, and flash memory from 32kB to 256kB to support more complex projects.

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SRKH Designs has designed and created a new processor module in the form of the microZERO SAMD CPU board that is compatible with Arduino development ...