rt-thread-official/bsp/lpc55sxx/Libraries/drivers/drv_key.h

52 lines
1015 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-07-19 Magicoe The first version for LPC55S6x, refered github.com/Guozhanxin/RTT-BeepPlayer-pkg
*/
#ifndef __DRV_KEY_H__
#define __DRV_KEY_H__
#include <rtthread.h>
#include <rtdevice.h>
#define MY_BUTTON_DOWN_MS 50
#define MY_BUTTON_HOLD_MS 700
#define MY_BUTTON_SCAN_SPACE_MS 20
#define MY_BUTTON_LIST_MAX 10
typedef void (*my_button_callback)(void*);
enum my_button_event
{
BUTTON_EVENT_CLICK_DOWN,
BUTTON_EVENT_CLICK_UP,
BUTTON_EVENT_HOLD,
BUTTON_EVENT_HOLD_CYC,
BUTTON_EVENT_HOLD_UP,
BUTTON_EVENT_NONE
};
struct my_button
{
rt_uint8_t press_logic_level;
rt_uint16_t cnt;
rt_uint16_t hold_cyc_period;
rt_uint16_t pin;
enum my_button_event event;
my_button_callback cb;
};
int my_button_register(struct my_button *button);
int my_button_start(void);
#endif