I have a usb 2.0 powered external device (A mouse jiggler) that has a simple touch interface based on-off switch. The one that I am using in this project can be purchased off of Amazon here. The ...

A button connected to the Arduino allows manual toggling of the relay state (ON/OFF). The button uses an internal pull-up resistor for stable input and includes a debounce mechanism to prevent false ...

Each timer can be assigned to a day of the week, and for each timer the start and stop time can be set. For a week this means setting up seven timers. However, if your workweek is from Monday to ...

I have been delving (groping blindfold, more accurately) into the Arduino compiler adaptation code to try to determine how it handles the switch-over between its pwm activities, its set-I/O-to-output ...

This timer switch for an electric water heater is based on NodeMCU and Blynk IoT cloud solution. An electric water heater is used in bathrooms during the cold season for bathing with hot water. A ...