Operation without battery (GTA02)

[Flemming Richter Mikkelsen]

On 2008-07-18, Thomas Seiler <thseiler at gmail.com> wrote:
> > | What's the advantage of enabling the charger?
> >
> > Well without it literally it won't charge the battery from USB power.
> > It's fine to enable it except when it notices there is no battery there
> > for some reason.
>
> Question: Would it help to query the ADC and check for some battery voltage
> prior to enabling the charger help to keep the Freerunner switched on
> in this case?

No. We need the battery to power on, and then the ADC check would
let us enable the charger.

What we need to do, is detect when the battery is removed, and then
disable the charger until a battery is reinserted