Hello, I am the first owner of the monitor. I reached almost every repair store in my area, but no one even wanted to hear about troubleshooting an old CRT monitor. At this point, I have been trying to figure it out by myself, but I have no idea where to start or look for.
I wish to know how...
Hello guys, I'm trying to make a led blink at 3 different frequencies, upon successive keypresses. My problem right now it's that it's only blinking 2 times and I don't understand why. D6 is LED, D4 is the test output. Here it's my main function:
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I'm coming from a programming background and although I'm doing more electronics recently I'm still very much learning.
I'm using a bluetooth module (this one **broken link removed**)
It has an LED function but it's really annoying. It blinks quickly when bluetooth is not connected, and blinks...