105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/*
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* File : userled.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2017, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2012-09-20 heyuanjie first version
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* 2012-09-29 lgnq re-fromat the coding style
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*/
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#include <rtthread.h>
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#include "drv_led.h"
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#if defined(RT_USING_FINSH) && defined(FINSH_USING_MSH)
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#include <finsh.h>
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#endif
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static rt_thread_t tid;
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/**
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* This function is the entry of the led thread
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*
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* @param param parameter of the led thread
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*/
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static void rt_userled_thread_init(void *param)
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{
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led_init();
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led_set(1);
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/* leds blink */
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while (1)
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{
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led_set(0);
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rt_thread_delay(RT_TICK_PER_SECOND / 100);
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led_clear(0);
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rt_thread_delay(RT_TICK_PER_SECOND);
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}
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}
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/**
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* This function will create and start a led thread
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*/
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void rt_hw_userled_init(void)
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{
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tid = rt_thread_create("userled",
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rt_userled_thread_init,
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RT_NULL,
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512,
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8,
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1);
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if (tid != RT_NULL)
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rt_thread_startup(tid);
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}
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void rt_hw_userled_cleanup(void)
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{
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rt_enter_critical();
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led_clear(0);
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if (tid != RT_NULL && tid->stat != RT_THREAD_CLOSE)
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{
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rt_kprintf("delete led thread success\n");
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rt_thread_delete(tid);
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}
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else
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{
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rt_kprintf("delete led thread faild\n");
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if (tid == RT_NULL)
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rt_kprintf("tid is null\n");
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else
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rt_kprintf("tid stat is %d\n", tid->stat);
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}
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rt_exit_critical();
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}
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#if defined(RT_USING_FINSH) && defined(FINSH_USING_MSH)
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MSH_CMD_EXPORT_ALIAS(rt_hw_userled_cleanup, led_cleanup, delete led task);
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#endif
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void rt_hw_userled_input(void)
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{
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led_deinit();
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}
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#if defined(RT_USING_FINSH) && defined(FINSH_USING_MSH)
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MSH_CMD_EXPORT_ALIAS(rt_hw_userled_input, led_as_input, delete led task);
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#endif
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