Unitech PA982 Bedienungsanleitung PDF herunterladen (Seite 35)

7 SysIOAPI.DLL

This DLL provide hardware relative API for user to control scanner, LED, back-light and PC

card slot. API functions are provided through DLL to assist programmer to write application

for HT6XX/PA96x/PA982. Two files are essential and provided in SDK, SysIOAPI.LIB and

SysIOAPI.H.

7.1 Keypad Related Functions

7.1.1 Get CAPS lock status (This function call is reserved for OS using, it is not

suggested to be used on application if you are not fully understand OS

operation behavior)

Function Description:

To check if CAPS is lock or unlock

Function call:

BOOL GetCapsLock(void)

Return code:

BOOL: TRUE: CAPS lock

FALSE: CAPS unlock

7.1.2 Get SHIFT status (This function call is reserved for OS using, it is not

suggested to be used on application if you are not fully understand OS

operation behavior)

Function Description:

To check if SHIFT key is lock or not

Function call:

BOOL GetShift(void)

Return code:

TRUE: Shift lock

FALSE: Shift unlock

7.1.3 Get keypad type (This function call is reserved for OS using, it is not

suggested to be used on application if you are not fully understand OS

operation behavior)

Function Description:

HT680/PA962/PA982 only have 22 keys configuration, PA96x will have two keypad type, 22 keys

and 36 keys. In HT660, there is only 36 keys configuration.The following function returns current

keypad type.

Function call:

int GetKeypadType(void)

Return code:

0 = no keypad

1 = 22-key keypad (For HT680/PA962/PA966/PA982 using)

2 = 36-kwy keypad (For PA966/HT660 using)

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Unitech PA982 Bedienungsanleitung Seite 35