I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...

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 electronic and industrial automation systems, relay modules play a crucial role by allowing low-power control signals to switch high-power devices. Selecting between a 5V relay module and a 12V ...

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 ...

After getting an automatic fish feeder at a discount sale (see below) I started thinking about making a simple feeder relay module using available parts. The intention was to make a universal feeder ...

This automatic liquid dispenser is based on an RFID reader and Arduino. Whenever you want to fill a water bottle or can, or petrol in a vehicle, or any other liquid for that matter, you just need to ...

This comprehensive guide shows you how to interface the HC-05 Bluetooth module with the ESP8266 NodeMCU using Arduino IDE. Nowadays, Bluetooth has become an integral part of digital devices, and it ...

first, i bought esp8266 1ch relay with esp-01 and found code which worked ( code is here in STEP 3 https://www.instructables.com/id/ESP0101S-RELAY-MODULE-TUTORIAL ...

With the new 2019 Mac Pro now available for purchase, Apple has begun sharing support documents and tutorial videos covering the new high-end machine that's designed for professional users. Two new ...