Add doc and src folders

guowenxue

2018-02-04 785deec23b4cb1e7c4c4d81eb808f195adb1d98a

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/**************************************************************************** 
*   Copyright: (C)2014 Î人ÁèÔÆǶÈëʽʵÑéÊÒ www.emblinux.com 
*      Author: GuoWenxue<guowenxue@gmail.com> QQ: 281143292 
* Description: ·Ü¶·STM32v5¿ª·¢°åcontiki²Ù×÷ϵͳLEDÉ豸²Ù×÷º¯Êý½Ó¿Ú 
*  
*   ChangeLog: 
*        °æ±¾ºÅ     ÈÕÆÚ       ×÷Õß      ËµÃ÷ 
*        V1.0.0  2014.08.25  GuoWenxue   ·¢²¼¸Ã°æ±¾ 
****************************************************************************/ 
 
#include "stm32v5_led.h" 
 
static led_gpio_t   leds_gpio[MAX_LED] = 
{ 
        {LED1, GPIOB, GPIO_Pin_5}, /* LED1 ÓõÄGPB5 */ 
        {LED2, GPIOD, GPIO_Pin_6}, /* LED2 ÓõÄGPD6 */ 
        {LED3, GPIOD, GPIO_Pin_3}, /* LED3 ÓõÄGPD3 */         
}; 
 
 
void init_led_gpio(void) 
{ 
    int                i; 
    GPIO_InitTypeDef   GPIO_InitStructure; 
 
    /* Ê¹ÄÜPBºÍPD×é GPIOµÄʱÖÓ */ 
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOD , ENABLE);     
     
    /*ÉèÖàPB5(LED1), PD6(LED2), PD3(LED3)Ϊ GPIO Êä³öÍÆÃâģʽ£¬¿ÚÏß·­×ªËÙ¶ÈΪ50MHz */ 
    for(i=0; i<MAX_LED; i++) 
    { 
        /*ÉèÖàPB5(LED1)Ϊ GPIO Êä³öÍÆÃâģʽ£¬¿ÚÏß·­×ªËÙ¶ÈΪ50MHz */ 
        GPIO_InitStructure.GPIO_Pin = leds_gpio[i].pin;                      
        GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 
        GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; 
        GPIO_Init(leds_gpio[i].group, &GPIO_InitStructure);                         
  } 
} 
 
void turn_led(int which, int cmd) 
{ 
   if(which<0 || which> MAX_LED ) 
         return; 
      
     if(OFF == cmd) 
         GPIO_ResetBits(leds_gpio[which].group, leds_gpio[which].pin); 
     else 
         GPIO_SetBits(leds_gpio[which].group, leds_gpio[which].pin); 
}