It's amazing what you can do with an ESP32 (or two).

Built-in Bitmap Fonts: 7×6 and 12×8 pixel perfectly optimized fonts, designed specifically for dot matrix displays System Font Rendering: Support for system font rendering (future feature) ...

While child-sized humanoid robots like the Unitree R1 have come down in price, not everybody has a spare $6,000 to throw around to play with robots, and smaller models like the Tonybot are more ...

Hiwonder’s MechDog is a compact AI robot dog powered by an ESP32-S3 controller that drives eight high-speed coreless servos. It features built-in inverse kinematics for precise and agile movements and ...

Morse code, often referred to as continuous wave (CW) in radio circles, has been gradually falling out of use for a long time now. At least in the United States, ham radio licensees don’t have to ...

The colon model consisted of a 400-mL jacketed beaker and a control box, and the assembly is referred to as a bioreactor (Figure 1). The beaker cap was designed to have four input ports, one output ...

Ever wondered how to approach making your own digital guitar effects pedal? [Steven Hazel] and a friend have done exactly that, using an Adafruit Feather M4 Express board and a Teensy Audio Adapter ...

Excellent audio performance for this easy to use radio, able to decode most internet station formats ! Updated firmware and Web Server. I have built several internet radios. During my tests, I ...

This project aims to display the information entered in a mobile phone on an LED dot-matrix type scrolling display. It is done by interfacing a Bluetooth HC-05 module to an LED dot-matrix display ...

When we are talking about the MAX7219-based dot matrix display module, it consists of 64 LEDs connected in a row-column format so that we could easily control them with the multiplexing technique.