Datasheet

CHAPTER 11 STANDBY FUNCTION
User’s Manual U18172EJ3V0UD
193
(2) STOP mode release
Figure 11-4. Operation Timing When STOP Mode Is Released
<1> If high-speed internal oscillation clock or external input clock is selected as system clock to be supplied
System clock
oscillation
CPU clock
STOP mode
is released.
STOP mode
High-speed internal oscillation clock or external clock input
Operation
stops
Note
.
<2> If crystal/ceramic oscillation clock is selected as system clock to be supplied ( μ PD78F920x only)
System clock
oscillation
CPU clock
STOP mode
is released.
STOP mode
HALT status
(oscillation stabilization time set by OSTS)
Crystal/ceramic oscillation clock
Operation
stops
Note
.
Note The operation stop time is 17 μ s (MIN.), 34 μ s (TYP.), and 67 μ s (MAX.).
The STOP mode can be released by the following two sources.
<R>