# Arduino Uno R4, New Nordic Power EK, Prize Winning Projects!

- Show: [The Electromaker Show](https://hardwarepodcasts.com/podcast/the-electromaker-show)
- Published: 2023-07-07
- Length: 30m
- Page: https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-07-07-arduino-uno-r4-new-nordic-power-ek-prize-winning-projects
- Listen: https://electromaker.libsyn.com/ems114

## Summary

The host of The Electromaker Show reviews the new Arduino Uno R4 (WiFi and Minima variants), highlighting the switch from the ATmega328P to the Renesas RA4M1 Cortex-M4 microcontroller and the addition of a 12-bit DAC. He also introduces Nordic Semiconductor's nPM1300 Evaluation Kit for power management and announces the winners of the Electromaker of the Month contest, including a 3D-printed robotic arm and tutorials for Beagle Connect Freedom and Qubitro. The episode concludes with a brief commentary on Red Hat's recent changes to its open-source licensing model.

## Chapters

- [0:00](https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-07-07-arduino-uno-r4-new-nordic-power-ek-prize-winning-projects#t=0) Introduction and Arduino Uno R4 Overview

## Topics

- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Batteries & low-power design](https://hardwarepodcasts.com/topic/batteries-and-low-power)
- [Maker community & events](https://hardwarepodcasts.com/topic/maker-community)
- [Open-source hardware](https://hardwarepodcasts.com/topic/open-source-hardware)

## Most relevant to

makers and hobbyists

## Mentioned

- Arduino Uno R4 WiFi (product)
- Arduino Uno R4 Minima (product)
- Renesas RA4M1 (chip)
- ESP32 (chip)
- Nordic Semiconductor (company)
- nPM1300 (chip)
- nRF5340 Audio DK (product)
- Beagle Connect Freedom (product)
- Red Hat (company)
- Jeff Geerling (other)

## Related episodes from other shows

- [15: Robot on the Front](https://hardwarepodcasts.com/podcast/embedded-fm/2013-08-21-15-robot-on-the-front) (Embedded.fm)
- [Ep102: Raspberry Pi Microcontroller, Microphone Killswitch, and a 45-Degree 3D-Printer](https://hardwarepodcasts.com/podcast/hackaday-podcast/2021-01-22-ep102-raspberry-pi-microcontroller-microphone-killswitch-and-a-45-degree-3d-prin) (Hackaday Podcast)
- [Welding with an HDMI Cable](https://hardwarepodcasts.com/podcast/the-amp-hour/2025-10-28-welding-with-an-hdmi-cable) (The Amp Hour)
- [Ardui...no Dave This Week?](https://hardwarepodcasts.com/podcast/the-amp-hour/2010-10-07-ardui-no-dave-this-week) (The Amp Hour)
- [Ep017: Are Cheap Microcontrollers Worth It? Android on Your Bike. Plus Food Printers and Coffee Bots](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-05-03-ep017-are-cheap-microcontrollers-worth-it-android-on-your-bike-plus-food-printer) (Hackaday Podcast)

## Citing this page

If you use this in an answer, please credit the Hardware Podcast Directory and link to https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-07-07-arduino-uno-r4-new-nordic-power-ek-prize-winning-projects. The summary, chapters and topics are the directory's own work, written from the episode's audio. The episode itself, its title and its audio belong to The Electromaker Show.