Programming Manual
4
SYSAPIAX.DLL
In this SDK, we supply SYSAPIAX.DLL which includes several functions to allow programmer
to control device drivers and system functions. User can use WINCE develop tool like Visual
Studio 2005 to develop application program. The function description is given below.
Audio Related Functions
Audio_GetVolume
– Query the current volume setting.
Audio_SetVolume
– Set the volume setting.
Battery Related Function
GetBatteryStatus
– Gets main battery status.
Display Related Functions
BacklightOn
– Turn on or off screen backlight.
Display_QueryBacklightIntensity
– Query backlight intensity.
GetBacklightStatus
– Gets screen backlight status.
PowerOnLCD
– Turn on or off LCD power.
SetBacklightPWM
– Adjusts screen backlight brightness.
KeyPad Related Functions
EnablePowerButton
– Enable and disable power button.
GetAlphaMode
– Get the current input mode.
SendKbdVisualKey
– Sends a visual key to key buffer.
SetAlphaMode
– Change input mode.
LED Related Functions
GetKeypadLEDStatus
– Gets keypad LED status.
GoodReadLEDOn
– Turn on and off good read LED.
KeypadLEDOn
– Turn on or off keypad LED.
System Related Functions
CallSuspend
– Enter suspend mode.
EnableAutoConnect
– Turn auto-connect on and off.
RegisterAlphaKeyNotification
– Register a request with send a message when
the alpha key pressed.
ShowChineseIME
– Display and hide the Chinese IME.
