Arduino Serial port greyed out?

  • Thread starter Thread starter phynoldus
  • Start date Start date
  • Tags Tags
    Arduino Serial
Click For Summary

Discussion Overview

The discussion revolves around troubleshooting an issue with the Arduino software where the "Serial port" option is greyed out, preventing the user from uploading a sketch to their Funduino Uno. The focus is on identifying potential causes and solutions related to driver installation and device recognition.

Discussion Character

  • Technical explanation, Debate/contested, Homework-related

Main Points Raised

  • One participant suggests checking if the driver for the Arduino is installed, noting that COM1 is typically a physical port, while the Arduino driver usually assigns a virtual port like COM4 or COM5.
  • Another participant recommends using Device Manager to identify the port assigned to the Arduino, assuming the drivers are installed correctly.
  • A participant shares their personal experience with a similar issue when using an Arduino Leonardo, emphasizing the importance of proper driver installation and asking for the user's Windows version.
  • Another reply reiterates the need to check Device Manager for the Arduino device and suggests providing a screenshot for further assistance.

Areas of Agreement / Disagreement

Participants generally agree on the necessity of checking driver installation and using Device Manager to troubleshoot the issue. However, there is no consensus on specific solutions, as different users may have varying experiences and setups.

Contextual Notes

Limitations include potential variations in driver behavior across different Windows versions and the possibility that the Arduino device may not be recognized due to other factors not discussed in detail.

phynoldus
Messages
18
Reaction score
0
Arduino "Serial port" greyed out?

Hi,
I am going to make this electronic door lock using an arduino but when i am going to upload the sketch it says"COM1 not found Did you select the right one form the Tools>Serial port?"
So i went to my tools and the serial port is greyed out does anyone know a fix?

FYI i have a Funduino Uno with a usb
 
Engineering news on Phys.org
Have you installed the driver for it?`
Also, COM1 is usually (but not always) a real port on your computer, the virtual serial port installed by the Arduino driver tends to end up being named COM4 or COM5 (at least on my systems)
 
Arduino "Serial port" greyed out?

You should go to Device Manager on your computer (assuming you have windows) with the Arduino plugged in and see what port your computer assigned it. Then use that COM port in the Arduino software to communicate with it.

That's assuming you installed the drivers like the poster above me asked. Device manager is available from Control Panel -> System -> Device Manager if I remember correctly.
 
hah! I myself encounter this problem b4 when i started using arduino leonardo (which i bought it regretfully). So 1st you'll need to check if you installed you're driver correctly, because it is greyed out when it cannot detect your arduino. Would you mind telling what windows are you using?
 
adlfurball said:
hah! I myself encounter this problem b4 when i started using arduino leonardo (which i bought it regretfully). So 1st you'll need to check if you installed you're driver correctly, because it is greyed out when it cannot detect your arduino. Would you mind telling what windows are you using?
Windows 7
 
mtb856 almost lead u there..

Control Panel -> System -> Device Manager , find your arduino device in there, if its not there, check under ports and com... put on some screenshot when you are done.
 

Similar threads

  • · Replies 7 ·
Replies
7
Views
3K
  • · Replies 31 ·
2
Replies
31
Views
3K
  • · Replies 2 ·
Replies
2
Views
2K
Replies
11
Views
2K
  • · Replies 8 ·
Replies
8
Views
18K
  • · Replies 5 ·
Replies
5
Views
6K
  • · Replies 1 ·
Replies
1
Views
2K
  • · Replies 5 ·
Replies
5
Views
5K
Replies
2
Views
3K
  • · Replies 4 ·
Replies
4
Views
6K