Cannot get interupts to work consistently

[johnerrington]

@pruett99

That pulse meter triggers a relay to turn on and off.

Can you provide a schematic and links to those components please ?
"relay" covers a wide range of components!

How to make a schematic you can post.

When you submit a question on the forum you will usually need to add a schematic (circuit diagram). The tutorial that follows will explain some ways to create a useful image; however lets start by explaining how to add the image to your post. Its easy. Having created the image all you need to do is : Save the image somewhere convenient - maybe your desktop Start your post, and place the cursor (insertion point) where you want the image to be shown; [upload image to forum] 3: click th…

The code is so siomple it would appear to be a hardware issue.