DIYables STEM V4 IoT (works like Arduino Uno R4 WiFi) DIYables STEM V4B IoT (works like Arduino Uno R4 WiFi) DIYables STEM V3 (works like Arduino Uno R3) DIYables STEM V4B Edu (works like Arduino Uno ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

U1 is the heart of the clock this is Wemos D1 mini module, it is a module on an ESP8266 chip with all the necessary environment besides a USB -> UART converter and a 3.3V converter are built into this ...

The DS3231 RTC module is a real-time clock that uses less power and has highly accurate communication via an I2C interface. Also, the DS3231 real time clock has its temperature-compensated crystal ...

TM1637 is a kind of LED (light-emitting diode display) drive controller special circuit with a keyboard scan interface. It is internally integrated with MCU digital interface, data latch, and LED high ...

Due to coronavirus we are now used to alcohol based sanitisation liquids and sprays but what about disinfecting items like goggles, keys, mobile phone, watch, currency notes, laptop, courier packets, ...