#include "stm32f4xx.h"
#include "stm32f4xx_gpio.h"
#include "stm32f4xx_rcc.h"

void Delay(volatile uint32_t tick)
{
    for(uint32_t i = 0; i < tick; i++);
}

void Play( uint32_t herz, uint32_t time)
{
  uint32_t k;
  k=1000000/herz;
  time=time*100;
  for(int i=0; i<time;i+=k*2)
  {
	  GPIO_SetBits(GPIOD, GPIO_Pin_11);
	  Delay(k);
	  GPIO_ResetBits(GPIOD, GPIO_Pin_11);
	  Delay(k);
  }

}

int main(void)
{
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
//	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
	GPIO_InitTypeDef GPIO_InitStruct;
	GPIO_StructInit(&GPIO_InitStruct);
	GPIO_InitStruct.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_15| GPIO_Pin_11;
	GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStruct.GPIO_Speed = GPIO_Speed_2MHz;
	GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOD, &GPIO_InitStruct);

	/*GPIO_InitStruct.GPIO_Pin = GPIO_Pin_11;
	GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStruct.GPIO_Speed = GPIO_Speed_2MHz;
	GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOB, &GPIO_InitStruct);*/


    while(1)
    {



    	  Play(500,250);
    	  Play(550,250);
    	  Play(600,250);
    	  Play(650,250);
    	  Play(700,250);
    	  Play(750,250);
    	  Play(800,250);
    	  Play(850,250);
    	  Play(1000,1000);
    	  Play(970,1000);
    	  Play(940,1500);
    	  Play(910,250);
    	  Play(880,250);
    	  Play(820,1500);
    	  Play(790,500);
    	  Play(850,1500);
    	  Play(820,500);
    	  Play(720,1500);
    	  Play(30,0.2);
    	  Play(720,1000);
    	    Play(30,0.2);
    	  Play(720,1000);
    	    Play(30,0.2);
    	  Play(720,1000);
    	    Play(30,0.2);
    	  Play(720,250);
    	    Play(30,0.2);
    	  Play(720,250);
    	  Play(30,0.2);
    	  Play(720,250);
    	      Play(30,0.2);
    	  Play(720,250);
    	  Play(30,0.2);
    	  Play(720,250);
    	    Play(30,0.2);
    	  Play(720,250);
    	      Play(30,0.2);
    	  Play(720,250);
    	  Play(30,0.2);
    	  Play(720,250);
    	      Play(30,0.2);//ffff
    	  Play(750,250);
    	  Play(30,0.2);
    	  Play(750,250);
    	      Play(30,0.2);
    	  Play(750,250);
    	  Play(30,0.2);
    	  Play(750,250);
    	    Play(30,0.2);
    	  Play(780,250);
    	      Play(30,0.2);
    	        Play(780,250);
    	      Play(30,0.2);
    	        Play(780,250);
    	      Play(30,0.2);
    	  Play(780,250);
    	  Play(30,0.2);//fffff
    	  //  Play(880,250);
    	  //Play(910,250);
    	    Play(830,250);
    	  Play(860,250);
    	  Play(780,250);
    	  Play(810,250);
    	  Play(730,250);
    	  Play(760,250);
    	  Play(680,250);
    	  Play(710,250);
    	  Play(630,250);
    	  Play(660,250);
    	  Play(580,250);
    	  Play(610,250);
    	  Play(530,250);
    	//Delay(2000000);

    	/*for(int i=0;i<1000000;i++){
    	GPIO_SetBits(GPIOD, GPIO_Pin_11);
    	    Delay(2000);
    	    GPIO_ResetBits(GPIOD, GPIO_Pin_11);
    	    Delay(2000);*/

    	/*    for(int i=0;i<1000000;i++){
    	        	    	GPIO_SetBits(GPIOD, GPIO_Pin_11);
    	        	    	    Delay(10000);
    	        	    	    GPIO_ResetBits(GPIOD, GPIO_Pin_11);
    	        	    	    Delay(10000);
    	        	    	}

*/


    	/*GPIO_SetBits(GPIOD, GPIO_Pin_15);
    	    Delay(100000);
    	    GPIO_ResetBits(GPIOD, GPIO_Pin_15);
    	    Delay(100000);

        	GPIO_SetBits(GPIOB, GPIO_Pin_1);
        	    Delay(500000);
        	    GPIO_ResetBits(GPIOB, GPIO_Pin_1);
        	    Delay(100000);*/




    }
}