When working on a recent Design Idea for an adjustable filter, I wanted to use an electrical noise source to generate an FFT spectrum graph on my oscilloscope. To set up the test, I reached for my ...

I didn't expect to love it, and it has a learning curve, but the possibilities are endless.

/*To use the built-in examples and demos of LVGL uncomment the includes below respectively. *You also need to copy `lvgl/examples` to `lvgl/src/examples`. Similarly for the demos `lvgl/demos` to `lvgl ...

The ESP32 keeps finding new jobs in my house.

* Enable or disable bus drivers used in the factory class. Disable to reduce code size. * Set to `1` to enable, `0` to disable. #define ESP_PANEL_DRIVERS_BUS_USE_ALL (1) #if !ESP_PANEL_DRIVERS_BUS_USE ...

If you’re not aware, there is such a thing as adorable little three digit LCD 7-segment displays. They come in a ten-pin DIP ...

Radar, this project from [Mateusz Juszczyk] isn’t actually using radar. But thanks to the round LCD this desktop gadget does ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. Below, you’ll see the best TVs ...