saa-xc886clm Infineon Technologies Corporation, saa-xc886clm Datasheet - Page 83

• Manufacturer Part Number: saa-xc886clm
• Description: 8-bit Single Chip Microcontroller
• Manufacturer: Infineon Technologies Corporation

3.9
The power saving modes of the SAA-XC886 provide flexible power consumption through
a combination of techniques, including:
•
•
•
•
After a reset, the active mode (normal operating mode) is selected by default (see
Figure
different power saving modes can be selected by software. They are:
•
•
•
Figure 26
Data Sheet
Stopping the CPU clock
Stopping the clocks of individual system components
Reducing clock speed of some peripheral components
Power-down of the entire system with fast restart capability
Idle mode
Slow-down mode
Power-down mode
26) and the system runs in the main system clock frequency. From active mode,
any interrupt
any interrupt
IDLE
Power Saving Modes
& SD=0
& SD=1
Transition between Power Saving Modes
set IDLE
set IDLE
bit
bit
set SD
SLOW-DOWN
bit
ACTIVE
76
clear SD
bit
set PD
set PD
bit
bit
Functional Description
EXINT0/RXD pin
EXINT0/RXD pin
& SD=0
POWER-DOWN
SAA-XC886CLM
& SD=1
V1.0, 2009-09