A while ago I received a couple of I/O port expander modules that use the I 2 C protocol. Using that Chinese module, you can use only the SDA and SCL pins of your Arduino, or any microcontroller ...

The PCF8574 is a silicon CMOS circuit provides general purpose ... Once you have finished the soldering work , get four jumper wires and connect the LCD module to your Arduino as per the instruction ...

Two years after launching the Curie-powered Arduino 101 maker board, Intel is calling it quits on the hardware. The chipmaker has announced the end-of-life for its Curie Module, which launched in ...