rt-thread-official/bsp/lpc43xx/M0/applications/application.c

109 lines
2.3 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2014-07-13 xiaonong port for lpc43xx
*/
#include <rtthread.h>
#include <board.h>
#include <rtdevice.h>
#include "drv_led.h"
#ifdef RT_USING_FINSH
#include <finsh.h>
#include <shell.h>
#endif
#ifdef RT_USING_VBUS
#include <vbus.h>
#endif
/* thread phase init */
void rt_init_thread_entry(void *parameter)
{
#ifdef RT_USING_FINSH
/* initialize finsh */
finsh_system_init();
finsh_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef RT_USING_VBUS
rt_vbus_do_init();
#endif
}
/*the led thread*/
ALIGN(RT_ALIGN_SIZE)
static rt_uint8_t led_stack[1024];
static struct rt_thread led_thread;
static void led_thread_entry(void *parameter)
{
rt_device_t led_dev;
rt_device_t vbus_dev;
rt_err_t err;
rt_led_hw_init();
led_dev = rt_device_find("led");
if (led_dev == RT_NULL)
{
rt_kprintf("can not find the led device\n");
return;
}
vbus_dev = rt_device_find("vecho");
if (vbus_dev == RT_NULL)
{
rt_kprintf("can not find the vbus device\n");
return;
}
err = rt_device_open(vbus_dev, RT_DEVICE_OFLAG_RDWR);
if (err != RT_EOK)
{
rt_kprintf("open vbus failed: %d\n", err);
return;
}
while (1)
{
rt_uint8_t led_value;
int len;
len = rt_device_read(vbus_dev, 0, &led_value, sizeof(led_value));
if (len <= 0)
{
rt_kprintf("vbus read err: %d, %d\n", len, rt_get_errno());
}
led_dev->write(led_dev, 1, &led_value, sizeof(led_value));
}
}
int rt_application_init(void)
{
rt_thread_t tid;
rt_err_t result;
tid = rt_thread_create("init",
rt_init_thread_entry, RT_NULL,
2048, 3, 20);
if (tid != RT_NULL)
rt_thread_startup(tid);
/* init led thread */
result = rt_thread_init(&led_thread, "led",
led_thread_entry, RT_NULL,
(rt_uint8_t *)&led_stack[0], sizeof(led_stack),
20, 5);
if (result == RT_EOK)
{
rt_thread_startup(&led_thread);
}
return 0;
}