Waveshare is now selling a cheap dev board that combines a 4.2 inch, 400 x 300 pixel RLCD sunlight-readable, black and white “E-paper-like” low-power display with an ESP32-S3 processor featuring ...

They're reference designs for a reason.

Ham radio operators may be familiar with slow-scan television (SSTV) where an image is sent out over the airwaves to be received, decoded, and displayed on a computer monitor by other radio ...

A generic firmware for an ESP32 to be used as a Modbus TCP/IP gateway for any modbus RTU device. Default RX/TX pins for the TTL-RS485 communication are used from hardware-serial2 (check pinout of your ...

My colleague Lewin on the other side of the world has recently bought himself a new camera. It’s a very cute little thing, a Kodak Charmera, the latest badge-engineered device to carry the ...

Note for Platform IO using ESP32 LittleFS HOWTO Fix Multiple Definitions Linker Error HOWTO Use analogRead() with ESP32 running WiFi and/or BlueTooth (BT/BLE) ...

ESPHome 2026.1.0 open-source firmware has just been released with new features like automatic WiFi roaming and Zigbee support for Nordic Semi nRF52 targets, as well as memory optimization for ...

Test your camera in other apps, and check your privacy settings to make sure apps have access to your camera. Check for updates, restart your device, and close the Camera app to see if that resolves ...

Abstract: To address the passability issues of a corner module architecture intelligent electric vehicle (CAV) on deep-potholed roads during emergency rescue operations, the motion posture control of ...