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6.7. Function Mode
Use either of the methods below to enable function mode.
(1) Call up the BHT_SetSysSettingDW (BHT_KEY_FUNCTION,KEY_FUNCTION_ON) function.
(2) Press the [FN] key when in function mode.
Use either of the methods below to disable function mode and return to non-function mode.
(1) Call up the BHT_SetSysSettingDW (BHT_KEY_FUNCTION,KEY_FUNCTION_OFF) function.
(2) Press the [FN] key when in function mode.
Non-function mode is enabled as the default when the unit is booted up.
The following icon displays in the task bar when in function mode.
If a key is pressed when in function mode, a virtual key code or character code is returned as outlined
in "Appendix A. Keyboard Arrangement, Virtual Key Codes, and Character Codes".
6.8. Key Clicks
When the keys are pressed, the BHT clicks as specified below. Note that pressing the power key does
not click.
Parameter name
Key click volume
Trigger switch
clicks
6.9. Acquisition of Keypad Type
The BHT_GetSysSettingDW (DWORD dwCtrlCode,DWORD *pdwSysParam) function reads the keypad
type.
Parameter name
Keypad type
Control code
Type
R/W
(dwCtrlCode)
DW
R/W
BHT_BEEP_VIB
_KEY
DW
R/W
BHT_BEEP_VIB
_TRGKEY
Type
R/W
Control code
DW
R
BHT_KEYBOARD_TYPE
Parameter
value
(dwSysParam)
0: OFF
1: Soft
2: Loud
CLICK_SOUND
CLICK_SOUND_OFF
_OFF: Prohibit
CLICK_SOUND
_ON: Allow
Parameter value
KEYBOARD_TYPE1
: 27-key pad
KEYBOARD_TYPE2
: 42-key
20
Default
Validating timing
2
first key press after
setting
first trigger key press
after setting
Default
Validating timing
-
-
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