It’s been a while since I did any work on this project, but I pulled out the components the other day and started to look into the Bluetooth connection between the Raspberry Pi and the Feather 32u4 Bluefruit LE board. It turns out to be complex and on the whole not very well explained how to make these devices talk to each other. In the final analysis it’s not actually that hard – but you have to do a…
Ok, today has been an interesting day for discoveries. I was thinking about the limitations of having to have a wired connection between the helmet and main unit on the bike and it got me thinking about Bluetooth and wireless options. The first thing I discovered (which I wasn’t aware of) is that basic Bluetooth modules (and slave and master pair) can be readily inserted in place of a serial connection between devices. Unfortunately I don’t think that this…
