NEC PD78214 - Manual (Page 416)

387
Chapter 14 Standby Function
14
Fig. 14-9 Example of Longer Oscillation Settling Time
NMI
(effective at falling edge)
2 16 /f CLK
STOP mode Wait for oscillation to settle Normal operation
Oscillation settling time
is extended by this period.
CPU operation
Count value of
oscillation settling
time counter
Cleared by
effctive edge