This chapter is a bit of a grab bag, for bits and pieces that I promised to get to and didn't, and some other bits that may have been a bit advanced for earlier chapters. Most of the examples for these have been thrown together into a grab bag application I've called BA3TPMisc.
While Android has
Alarms, these are fairly broad-stroke affairs, not really suitable for fine control. They don't promise a high degree of precision, and they carry a fair bit of overhead.
There are a number of methods of implementing fine timers, but ...