A retro VT100 command line style clock
- Successive presses of BTN1 will show Heart rate, Steps, id, FW version, battery %, memory %
- BTN2 shows a functional menu that enables the Heart rate monitor to be turned on / off using BTN1
Once the heart rate monitor is ON, you can cycle through the displays to show the heart rate.
- Ability to turn on the GPS and show, lat long, grid ref
- Maybe a simple stopwatch capability