Pulses at Turn on

Hi, I'm using a Uno for my project and it works well. I'm using Pin 13 to interface with my application. The problem I have is that at turn on, or after pressing the on-board Reset button, before my program starts I get unwanted pulses on Pin 13. Is there anyway I can inhibit these pulses so that the only output I get on Pin 13 is my program?

Thanks in anticipation
peter 8337

Pin 13 may not be the best choice because of its use by the Uno. Can you use another pin ?

That is a result of the Boot-loader.

Use pin 12 or any other free I/O pin.

@peter8337, your topic has been moved to a more suitable location on the forum. Installation and Troubleshooting is not for problems with (nor for advise on) your project :wink: See About the Installation & Troubleshooting category.

Hi,

Apologies for my incorrect posting. I'm new to the forum and didn't know where to post my question. Thanks for your help.

peter8337

Hi,

Thanks to those who responded to my question, even though I posted it in an inappropriate part of the forum. Apologies for that.

Yes, I can easily move to another output as I only need one output from my application.

Thanks for your helpful advice.

peter8337

Hi,
Where did it move to? I can't find it now!

peter8337

You obviously did because you just posted in it

:upside_down_face:

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