251
Chapter 9
Clock Generator
Preliminary User’s Manual U15839EE1V0UM00
9.4 Power Saving Functions
9.4.1 General
The device provides the following power saving functions. These modes can be combined and switched
to suit the target application, which enables effective implementation of low-power systems.
The device provides the following power saving functions. These modes can be combined and switched
to suit the target application, which enables effective implementation of low-power systems.
Table 9-1:
Power Saving Modes Overview
Remarks: 1.
×
: Operates
2. –: Stopped
Notes: 1. If the OSCDIS bit = 1, than the Main Oscillator is stopped.
2. If the SOSTP bit = 0, than the Sub Oscillator operates
Clock Source
Mode
Operation of
Clock Supply to
Oscillator
SSCG/
PLL
Peripherals
CPU
Watch
Main Osc.
Sub Osc.
OSC
mode
Initial Mode
Normal
×
×
–
×
×
×
SSCG/PLL
enabled
Normal
×
/–
Note 1
×
×
×
×
×
HALT
×
/–
Note 1
×
×
×
–
×
IDLE
¥
×
×
–
–
×
WATCH
¥
×
–
–
–
×
SUB WATCH
–
×
–
–
–
×
STOP
–
–/
×
Note 2
–
–
–
–
Summary of Contents for mPD703128
Page 6: ...6 Preliminary User s Manual U15839EE1V0UM00 ...
Page 20: ...20 Preliminary User s Manual U15839EE1V0UM00 ...
Page 32: ...32 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 154: ...154 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 238: ...238 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 356: ...356 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 522: ...522 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 600: ...600 Preliminary User s Manual U15839EE1V0UM00 MEMO ...
Page 610: ...610 Preliminary User s Manual U15839EE1V0UM00 ...
Page 612: ......