for instance Arduino, you would need atleast 6 I/O pins to talk to the LCD. However, if you use an LCD module with I2C interface, you only need 2 lines to process the display information. Now a days, ...

Following on from the project we featured last week that used the affordable £9 IKEA coffee table ... using their I2C multiplexer board for a tiny 8×8 bicolor LED matrix. The Arduino code ...

video presentation of the working Arduino projects Every IC that knows I2C protocol has a unique address as you can see in the table above and you must use that address when you initiate the ...