I have an ARDUINO UNO and installed it on both a windows vista and a windows 7 machine. Basically i see only COMport 3 whether the arduino is connected to the computer or not - i suspect the computer is just not able to communicate with the board. Therefore i am unable to run even the BLINK program.…

Problem installing arduino on either windows vista or windows 7

system September 22, 2012, 3:01am 2

I'm guessing you've already tried uploading to COM3 with the board plugged in?

Topic		Replies	Views
Arduino Uno not working on Windows 7 IDE 1.x	6	2467	May 5, 2021
Problem with arduino Uno finding a com port. IDE 1.x	12	2427	May 5, 2021
Installing a USB Driver IDE 1.x	3	664	May 5, 2021
COM3 port doesn't exist at new notebooks. How we can connect Arduino UNO through IDE 1.x	2	2893	May 5, 2021
32-bis Vista stops connecting to Arduino UNO board!! IDE 1.x	1	873	May 5, 2021