Why use I²C to access 1-Wire from Raspberry Pi?

A friend of mine asked the excellent question on why I bought an I²C 1-Wire expansion module for 300 SEK (about €30) when there are kernel drivers for using 1-Wire over GPIO right away and exposing the 1-Wire network below /sys/bus/w1/. I honestly didn’t know of this option! Now I’ve made some investigations and realized that for example the… Continue reading Why use I²C to access 1-Wire from Raspberry Pi?