Motorcycle helmet HUD – 4
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…