Buttons

Buttons Interface. More...

Functions
int32_t	Buttons_Initialize (void)
	Initialize buttons. More...
int32_t	Buttons_Uninitialize (void)
	De-initialize buttons. More...
uint32_t	Buttons_GetState (void)
	Get buttons state. More...
uint32_t	Buttons_GetCount (void)
	Get number of available buttons. More...

Description

Buttons Interface.

Button driver functions can be used to determine if push-buttons are pressed on an evaluation board.

Function Documentation

Buttons_GetCount()

uint32_t Buttons_GetCount

(

void

)

Get number of available buttons.

Returns

Number of available buttons

The function returns the number of available buttons.

Buttons_GetState()

uint32_t Buttons_GetState

(

void

)

Get buttons state.

Returns

Buttons state

The function returns the bit-field which indicates which buttons are pressed.

Buttons_Initialize()

int32_t Buttons_Initialize

(

void

)

Initialize buttons.

Returns

• 0: function succeeded
• -1: function failed

The function initializes the buttons interface. The function returns an integer value of 0 on success, and -1 on error.

Buttons_Uninitialize()

int32_t Buttons_Uninitialize

(

void

)

De-initialize buttons.

Returns

• 0: function succeeded
• -1: function failed

The function de-initializes the buttons interface. The function returns an integer value of 0 on success, and -1 on error.