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 ...

Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... editing once the line has been input. The example programs that [Usmar] shows off are simple to ...

[Xark] grabbed an Arduino, an LCD, and an Open Workbench Logic Sniffer to see where the inefficiencies in the Adafruit library were. These displays are driven via SPI, where the clock signal goes ...