There’s a huge market for 433 MHz alarm system hardware out there ... In essence, you connect a common 433 MHz receiver module to an ESP32 or ESP8266 microcontroller, and have it wait until ...

The M5Stack Tab5 may look like a small tablet, but it's an ESP32-P4 IoT development kit with a 5-inch touchscreen display, a ...

[Ivan Voras] shows how to use interrupts to service the ESP32 analog to digital converters when sampling sound. Interestingly, he uses the Arduino IDE ... from the embedded RAM, not from the ...

The T-LoRa Pager measures 106 x 89 x 23mm (4.2″ x 3.5″ x 0.9″), making it smaller than most modern smartphones. It has 2.33 ...

Designed by Everything Smart Home, the Everything Presence Lite is a compact, ESP32-based mmWave presence sensor designed to ...