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Re: IR Remote Control [message #74141 is a reply to message #74140] Tue, 16 October 2012 11:22 Go to previous messageGo to previous message
Wayne Parham is currently offline  Wayne Parham
Messages: 18678
Registered: January 2001
Illuminati (33rd Degree)

Yes, I've used three different displays. One is a numeric display - that's the one Bruce did, as you've said. Another is a bar graph, just a line of 10 LEDs. That's what I'm using in my prototypes. Then there's a third, a single LED to show volume setting by the intensity of the light. It's super easy - just take an unused RDAC output and put power and ground across it. Then connect the wiper to an LED through a 220Ω current-limiting resistor. I like this simple single-LED approach quite a bit, especially for the six-channel version. One indicator light per channel.

 
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