So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

In a deal that surprised some industry observers, chipmaker Qualcomm has agreed to buy Arduino, which is best known for supplying microcontrollers to the DIY community. The acquisition, whose terms ...

This cost-effective 433MHz wireless relay switch circuit allows remote relay control using an RF transmitter and receiver module. It is ideal for scenarios where wired connections are impractical or ...

Waveshare RP2350-Relay-6CH is a Raspberry Pi RP2350-based industrial 6-channel relay module with an isolated RS485 interface, 7 to 36V DC input via a terminal block, and support for Raspberry Pi Pico ...

1 School of Physics and Electronic Information Engineering, Zhejiang Normal University, Jinhua, China. 2 School of Mechanical Engineering and Automation, Wuhan Textile University, Wuhan, China. 3 ...

General Motors has released a Service Update for certain units of the 2024 Corvette and the 2025 Corvette due to an issue with the Body Control Module (BCM). According to Service Update N242456100, ...

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...