Casio DT-X8 Series Software Manual

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2.7.5 Power Saving
Idle
The power is saved by putting the CPU into idle state when event standby status is detected by
either the terminal or application running on the terminal. The peripheral devices are in operating
state while the CPU is in the idle state.
Auto Power OFF (APO)
The power is automatically turned off (“APO”) if no key input, no disk access, or no
communication is made during a preset time period. Setting the APO function enabled or disabled,
and a time period to activate the function can be performed using the System Library.
The functions of the System Library relevant to the Auto Power OFF (APO) are as follows.
SysDisableAPO
: Sets up “Disable” for turning off the power automatically.
SysEnableAPO
: Sets up “Enable” for turning off the power automatically.
SysGetAPO
: Retrieves “Enable” or “Disable” status for turning off the power automatically.
Dimming and ABO (Auto Backlight OFF)
The backlight is automatically dimmed or turned off if no key input, no disk access, no
communication, and etc., is made during the preset time period. Setting a time period before
starting dimming or turning off the backlight (Auto Backlight OFF), and “Enable” or “Disable” on
the dimming and the Auto Backlight OFF functions can be set at the Control Panel.
CPU Clock Frequency Control
The CPU clock frequency is changed to one of the frequencies described in the following table
depending on the CPU load or user designation. It can be changed at the Control Panel or using
the System Library. The default is “AUTO”. Note however that the CPU frequency is not changed
to 13 MHz in the Auto mode if WLAN operation has been set effect.
Table 2.77
Mode Frequency
POWERSAVE 208 MHz
NORMAL 312 MHz
TURBO 624 MHz
AUTO Automatically changes frequency to 104, 208, 312, 624, 60 MHz depending on
CPU load.
The functions of the System Library relevant to the “CPU Clock Frequency Control” are as
follows.
SysSetCPUMode
: Sets up the CPU frequency control.
SysGetCPUMode
: Retrieves the status of the CPU frequency control.
SysSetDefaultCPUMode
: Returns the CPU speed setting to the factory default.

Casio DT-X8 Series Specifications

General

Brand	Casio
Model	DT-X8 Series
Category	Touch terminals
Language	English