New posts in Pins

What type of connector does the GROVE system use?

Having difficulty uploading sketch to an Arduino Pro Mini

Why is my LCD 16*2 is not displaying any characters, although all the wiring is correct?

Arduino motor shield orange/white pin usage

Should all unused analog input ports be tied to ground for accurate A2D measurements?

How can higher current devices (motors, solenoids, lights, etc.) be controlled by an Arduino?

What happens to the Arduino if you don't use a resistor with an LED?

What are the AREF, IOREF, and the unlabeled pin next to IOREF on the Uno R3?

Is there a way to have more than 14 Output pins on arduino?