@CHIP-RTOS C Library V2.00 - BIOS API
BIOS_Power_SaveEx
Power save. Only on SC11/SC13 int BIOS_Power_SaveEx ( unsigned char mode ); Parameters
mode
- Mode
0x01: Restore full speed mode
0x02: Set 1/2 speed mode
0x04: Set 1/4 speed mode (serial baudrates > 57600 will no longer be accurate)
0x80: Enter sleep mode (RTOS 1ms timer and time/date will be affected)
0x81: Wakeup from sleep mode
0x20: Power down Ethernet controller (no Ethernet communication is possible)
0x21: Power up Ethernet controller
Return Value
- 0 if successful
Comments
- This function slows down the processor clock and puts the CPU
in a powersave mode until the original mode is restored.
Note:
Power consumption may differ slightly when
the date code of the IPC@CHIP is changed.
RTOS API
- This library function invokes a RTOS software interrupt.
Refer to this RTOS API function's
documentation
for more details.
This API List
List of C Libraries
@CHIP-RTOS Main Index
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