I can't seem to generate a periodic interrupt with the wake-up timer with reg A & B (T2WUFA, T2WUFB). Can you use periodic mode with Red A & B? or is it only with Reg?
For example for Reg A, I initialize with the following:
in the interrupt handler, I just clear the interrupt and try to reload the counter value and reenable the interrupt but the interrupt only seems to fire ONCE: