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Results tagged with gpio
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user 114266
GPIO stands for General Purpose Input Output and can be used to receive and send digital signals to and from simple electronics from the Raspberry Pi.
0
votes
Is there a way to use the GPIO pins as a button?
A safer solution is to use a relay, solid state relay, or in special circumstances, an opto-isolator switch, and have the pi gpio pin drive it. … However (as suggested in comments), it might be easier to record the output from your IR remote and replay it using a special IR remote LED connected directly to a GPIO pin. …
- 1,001
6
votes
Do we have to solder headers to GPIO pins?
You can't take a standard header pin and just put it through the hole without soldering it and expect it to work. The result will be at best a loose and intermittent connection, and possibly no elect …
- 1,001
12
votes
Raspberry Pi DPI only works over short distances. Why?
All cables have a length limit. When you exceed that length limit, the signals in the cable attenuate due to resistance of the cable, get deformed due to capacitance and inductance in the cable, and …
- 1,001