Labor04
Functions | Variables
AppBoard2Buttons.c File Reference

Read buttons state from Application Board 2. More...

#include "AppBoard2Buttons.h"
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Functions

static bool u32AppBoard2ButtonsDebounce (uint32_t u32Value)
 Returns true if buttons are debounced. More...
 
void vAppboard2ButtonsInitialize (void)
 Initialization of all buttons of Application Board 2. More...
 
void vAppboard2ButtonsUninitialize (void)
 Uninitialization of all buttons of Application Board 2. More...
 
uint32_t u32AppBoard2ButtonsGetState (void)
 Returns the pressed Buttons (bit coded see AppBoard2Buttons.h) More...
 

Variables

GPIO_ID axAppBoard2Buttons [APPBOARD2_NUMBER_BUTTONS]
 

Detailed Description

Read buttons state from Application Board 2.

Author
Daniel Fischer (V5.0) - Heinrich Ginter (V1.0)
Version
V5.0
Date
20.10.2019

This file includes important button functions for Application Board 2 Debouncing is also included (see static function bool u32AppBoard2ButtonsDebounce(uint32_t u32Value))

Function Documentation

◆ u32AppBoard2ButtonsDebounce()

static bool u32AppBoard2ButtonsDebounce ( uint32_t  u32Value)
static

Returns true if buttons are debounced.

Author
Daniel Fischer (V5.0) - Heinrich Ginter (V1.0)
Version
V5.0
Date
20.10.2019
Parameters
uint32_tValue (Button id)
Returns
true or false

Change the two hex constants to accommodate different bounce times and timer rates. In this implementation the the hex constants are appropriate for a call by a timer between 15 and 25 msec

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◆ u32AppBoard2ButtonsGetState()

uint32_t u32AppBoard2ButtonsGetState ( void  )

Returns the pressed Buttons (bit coded see AppBoard2Buttons.h)

Author
Daniel Fischer (V5.0) - Heinrich Ginter (V1.0)
Version
V5.0
Date
20.10.2019
Parameters
no
Returns
uint32_t u32PressedButton

After a pressed button is recognized, the button gets debounced and returned

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◆ vAppboard2ButtonsInitialize()

void vAppboard2ButtonsInitialize ( void  )

Initialization of all buttons of Application Board 2.

Author
Daniel Fischer (V5.0) - Heinrich Ginter (V1.0)
Version
V5.0
Date
20.10.2019
Parameters
void
Returns
void
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◆ vAppboard2ButtonsUninitialize()

void vAppboard2ButtonsUninitialize ( void  )

Uninitialization of all buttons of Application Board 2.

Author
Daniel Fischer (V5.0)
Version
V5.0
Date
20.10.2019
Parameters
void
Returns
void

Variable Documentation

◆ axAppBoard2Buttons

GPIO_ID axAppBoard2Buttons[APPBOARD2_NUMBER_BUTTONS]
Initial value:
= {{2,12},{0,20},
{0,19},{2,11},
{2,13},{1,21},
{3,25},{3,26}
}