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Peripherals are devices connected to the Raspberry Pi, but external from it.
15
votes
2
answers
9k
views
How can I connect a HD44780 based LCD?
Expanding on this question. I am looking at a few different ways to hook up a HD44780 to the GPIO pins and the various tradeoffs.
Here's my "world clock" running off a RPi using I²C
So far I've jus …
23
votes
6
answers
32k
views
How can I connect an analog to digital converter (ADC)?
I'm looking at options for ADC on the Rasbperry Pi. I'm wondering what is possible so far. Of course easy and cheap is good.
46
votes
6
answers
24k
views
How to measure temperature?
What can I connect to the RPi to measure temperature? I think devices connected to the I²C or SPI would make most sense.
Here is a question about DHT-22 and other 1-wire devices. But at this stage it …