This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very helpful when you want to measure the outside, ...
Assume that you are moving towards a complex microcontroller project bundled with blinkers, beepers, and a display panel. To link a standard 16×2 LCD directly with the microcontroller, for instance ...
Connect the I2C LCD to the Arduino Uno (VCC, GND, SDA, SCL). Use an I2C scanner sketch to confirm your LCD address (0x27, 0x3F, etc.). You can find I2C scanner codes online. After sending the request, ...