Adding a motion sensor (hc-sr501) to my Raspberry Pi

As part of my “make my home a bit smarter” projects, I wanted to add simple motion detection via motion sensor to a Raspberry Pi. This is the first project with a hc-sr501 motion sensor I tried. The goal is to combine the sensor with an esp8266, but this is another project (as I’m still…

Installing an CM108 Audio Controller on the Raspberry Pi

Installing a CM108 Audio Controller on the Raspberry Pi With the publication of the post on Raspberry Pi + Alexa Voice Service I wanted to try this out by myself. Even though the hardware requirements besides the raspberry pi are pretty low, I was missing a reasonable microphone. As I’m a big fan of Aliexpress I had…