CHAPTER 15 STANDBY FUNCTION
Preliminary User’s Manual U16846EJ1V0UD
301
(2) STOP mode release
Figure 15-5. Operation Timing When STOP Mode Is Released
Ring-OSC clock is
selected as CPU clock
when STOP instruction
is executed
Ring-OSC clock
High-speed system
clock
High-speed system
clock is selected as
CPU clock when STOP
instruction is executed
STOP mode release
STOP mode
Operation stopped
(17/f
R
)
Clock switched
by software
Ring-OSC clock
High-speed system clock
HALT status
(oscillation stabilization time set by OSTS)
High-speed system clock