Hello: As I was trying out my new Arduino Uno R3 board, I found 3 pins that didn't have any white words beside it. Those 3 pins are located on the right of the reset button, on the left of the GND pin, and AREF is right beside it. Can anyone tell me what those 3 pins are? Thanks a lot.

GND on Arduino Uno R3

system December 16, 2012, 4:07am 10

Thank you guys for answering my question!!

Topic		Replies	Views
6 pins next to the reset button ? Microcontrollers	6	2742	May 6, 2021
Help Reading Arduino Uno Schematic General Electronics	10	5794	May 6, 2021
Pins sticking out of Arduino uno General Electronics	7	1871	May 6, 2021
Arduino UNO R3 - How to use the reset pin? SOLVED Project Guidance	4	69189	May 5, 2021
Help with pinouts - blind user IDE 1.x	5	726	May 5, 2021