rt-thread/bsp/stm32/stm32l475-atk-pandora/board/ports/drv_key.c

123 lines
2.8 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-04-17 Meco Man first version
*/
#include <rtthread.h>
#ifdef BSP_USING_KEY
#define DBG_TAG "KEY"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
#include <rtdevice.h>
#include <drv_gpio.h>
#include <multi_button.h>
#define KEY0_PIN GET_PIN(D, 10)
#define KEY1_PIN GET_PIN(D, 9)
#define KEY2_PIN GET_PIN(D, 8)
#define KEY_WKUP_PIN GET_PIN(C, 13)
static struct rt_timer key_timer;
static struct button key0;
static struct button key1;
static struct button key2;
static struct button key_wkup;
/*---- user codes area begin ----*/
/*users can modify according to needs*/
static void key0_BtnCallback(void* state)
{
rt_kprintf("key0!\n");
}
static void key1_BtnCallback(void* state)
{
rt_kprintf("key1!\n");
}
static void key2_BtnCallback(void* state)
{
rt_kprintf("key2!\n");
}
static void key_wkup_BtnCallback(void* state)
{
rt_kprintf("key wkup!\n");
}
/*---- user codes area end ----*/
static void _cb_key_timer(void *parameter)
{
button_ticks();
}
static uint8_t _cb_key0_pin_level(void)
{
return rt_pin_read(KEY0_PIN);
}
static uint8_t _cb_key1_pin_level(void)
{
return rt_pin_read(KEY1_PIN);
}
static uint8_t _cb_key2_pin_level(void)
{
return rt_pin_read(KEY2_PIN);
}
static uint8_t _cb_key_wkup_pin_level(void)
{
return rt_pin_read(KEY_WKUP_PIN);
}
static int onboard_key_init(void)
{
rt_timer_init(&key_timer,
"key timer",
_cb_key_timer,
RT_NULL,
rt_tick_from_millisecond(TICKS_INTERVAL),
RT_TIMER_FLAG_PERIODIC | RT_TIMER_FLAG_SOFT_TIMER);
if(rt_timer_start(&key_timer) < 0)
{
LOG_E("drv_key timer initialization failed");
return -1;
}
rt_pin_mode(KEY0_PIN, PIN_MODE_INPUT);
rt_pin_mode(KEY1_PIN, PIN_MODE_INPUT);
rt_pin_mode(KEY2_PIN, PIN_MODE_INPUT);
rt_pin_mode(KEY_WKUP_PIN, PIN_MODE_INPUT);
button_init(&key0, _cb_key0_pin_level, PIN_LOW);
button_init(&key1, _cb_key1_pin_level, PIN_LOW);
button_init(&key2, _cb_key2_pin_level, PIN_LOW);
button_init(&key_wkup, _cb_key_wkup_pin_level, PIN_HIGH);
/*---- user codes area begin ----*/
/*users can modify according to needs*/
button_attach(&key0, PRESS_DOWN, key0_BtnCallback);
button_attach(&key1, PRESS_DOWN, key1_BtnCallback);
button_attach(&key2, PRESS_DOWN, key2_BtnCallback);
button_attach(&key_wkup, PRESS_UP, key_wkup_BtnCallback);
/*---- user codes area end ----*/
button_start(&key0);
button_start(&key1);
button_start(&key2);
button_start(&key_wkup);
return 0;
}
INIT_APP_EXPORT(onboard_key_init);
#endif