start practical work N°2
just add the event and measure the time of it
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								RTE/Hesso_pack/ext_buttons.h
									
									
									
									
									
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								RTE/Hesso_pack/ext_buttons.h
									
									
									
									
									
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| /************************************************************************//** | ||||
|  * \file		ext_buttons.h | ||||
|  * \brief		Function to use the extension uart | ||||
|  * \author	pascal (dot) sartoretti (at) hevs (dot) ch | ||||
|  ***************************************************************************/ | ||||
| #ifndef __EXT_BUTTONS_H | ||||
| #define __EXT_BUTTONS_H | ||||
|  | ||||
| #include <stdint.h> | ||||
|  | ||||
| /************************************************************************//** | ||||
|  * \brief Inits the external buttons usage. | ||||
|  * \return Always #0 | ||||
|  ***************************************************************************/ | ||||
| extern int32_t  Ext_Buttons_Init(void); | ||||
|  | ||||
| /************************************************************************//** | ||||
|  * \brief Reads the buttons status | ||||
|  * \return The binary state of the buttons (example 4 for button 2 pressed). | ||||
|  ***************************************************************************/ | ||||
| extern uint32_t Ext_Buttons_GetState(void); | ||||
|  | ||||
| #endif /* __BOARD_BUTTONS_H */ | ||||
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