Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and ...

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, ...

If you’ve never made it past the Arduino board to build a module that ... header of the character LCD. It looks like he’s using the 4-bit mode for addressing that display, which leaves you ...

Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... not think back to an orange or green monochrome display. Just like decades past, this implementation ...