esp32 & esp8266
ESP32 Demoboard Adds 5 Sensor Projects: NFC, Lightning, Gestures
Five new Arduino demos for an ESP32 demoboard cover gesture sensing, lightning detection, NFC, air pressure and a PIR alarm. Pick one for your…
diy projects
ESP32 AI Voice Assistant With Animated OLED Eyes (Whisper + GPT)
An ESP32 records your voice, asks Whisper and GPT for an answer, and talks back while an OLED shows blinking eyes. Here's how the…
diy projects
Build a Pocket Signal Generator With the AVR16EB28 and an OLED
An AVR16EB28, a 4.194304 MHz crystal and a spare pair of I/O lines make a 2 Hz to 33 MHz square-wave signal generator that…
diy projects
Build a Keychain Game Console with a Raspberry Pi Pico 2 W
Ronald Nelson crammed a 13-game retro console, Wi-Fi, and a custom 52KB OS into a keychain-sized shell built on the Raspberry Pi Pico 2…