I'd like to use a sensor that detects methane.
I'm not very advanced at wiring things up but have done some LEDs, camera, and NFC module work already.

I'm looking for more info on hooking up air quality sensors to the raspberry pi besides the fart detector.
Anyone know of any videos or tutorials around? I didn't find anything substantial through google.

Hello, Has anyone gotten Bluetooth LE to advertise on the Pi and have an iOS as central to receive the data? I have not been able to get the iOS app to detect the Pi. I know my iMac sees the Pi so I know bluetooth is working. Is this possible at all or is there some better way for an iOS app to rece...

No. It shouldn't be swapped.


I thought maybe I damaged the Pi, but I tried a different Pi with nothing plugged in and I still see all addresses in i2cdetect.

I'm not having much luck getting this to work. I have Raspberry Pi 2 and ITEAD PN532. libnfc is installed properly. I wired it for i2c. I followed all the instructions for i2c above. But for some reason, it is still not detected properly. i2cdetect -y 1 seems to return all addesses. I am able to cle...