Espressif yourself.
Espressif’s ESP line of microcontrollers is popular among DIY enthusiasts for building low-cost IoT devices. Anyone can use ESP32 to build smart devices. However, not all ESP32 are created equal.
That irresistible urge to rescue an interesting piece of hardware from the trash is something that pretty much every Hackaday reader will have felt at one time or another. Sometimes it’s something ...
Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...
With just 768 KB of internal memory, 32MB of PSRAM, and 16MB of SPI flash storage, the Olimex ESP32-P4-PC is clearly not meant for use as a general purpose computer. But it’s a fairly versatile system ...