Seeed Xiao RP2040 ~ Working @N6QW
Seeed Xiao RP2040 ~ Working  @N6QW
Uploaded January 2024 | Updated September 2026, 1 week ago
This was not a plug and play with the Arduino IDE. So don't be fooled. You need a special Rotary Library from Bill Buxton and the Si5351 Library from Etherkit,.

This took me a week about 2 hours a day. I had to kludge it to get it to work but it can drive the Ten Tec Triton II

I was so excited that I got this to work that I had to post the video to share with a few friends who knew what I was doing.

Basically the Seeed Xiao RP2040 is much like the Raspberry Pi Pico only smaller and it is 8X faster than the Arduino. It has a lot more storage capacity and is "big enough" that it can do the SDR , Hiilbert Transforms and FFT.

It is supposed to be able to be easily programmed with the Arduino IDE. Well there are not many "finds" that pop up when you search for sketches and the Seeed Forum yielded no references. It was a bear to get to work.

It only has 14 pins so somewhat IO limited. In the You Tube video I substituted the Xiao for my outboard controller (Arduino) used with the Ten Tec Triton II and as I exclaimed --it worked.

So in short a sub for the Arduino and is an Arduino on steroids, 133 MHz clock speed and 2 MB of memory.

Hope that clears up the mystery. I know what I am doing but most folks can't read my mind. Apologies.

73's
Pete N6QW
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Pete Juliano |

Seeed Xiao RP2040 ~ Working

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