/**
 ******************************************************************************
 * @file    main.c
 * @author  Ac6
 * @version V1.0
 * @date    01-December-2013
 * @brief   Default main function.
 ******************************************************************************
 */


#include "stm32f4xx.h"
#include "stm32f4_discovery.h"

double ADC_Result;
double ADC_Result1;
double score1;
double score;
int main(void)
{

	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA , ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);


	GPIO_PinAFConfig(GPIOD, GPIO_PinSource13, GPIO_AF_TIM4);
	GPIO_PinAFConfig(GPIOD, GPIO_PinSource12, GPIO_AF_TIM4);

	GPIO_InitTypeDef GPIO_InitStructure1;
	GPIO_InitStructure1.GPIO_Pin = GPIO_Pin_12|GPIO_Pin_13;
	GPIO_InitStructure1.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOD, &GPIO_InitStructure1);

	GPIO_InitTypeDef GPIO_InitStructure;
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOA, &GPIO_InitStructure);

	GPIO_InitTypeDef GPIO_InitStructure2;
	GPIO_InitStructure2.GPIO_Pin = GPIO_Pin_2;
	GPIO_InitStructure2.GPIO_Mode = GPIO_Mode_AN;
	GPIO_InitStructure2.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOA, &GPIO_InitStructure2);

	ADC_CommonInitTypeDef ADC_CommonInitStructure;
	ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent;
	ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div2;
	ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
	ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
	ADC_CommonInit(&ADC_CommonInitStructure);


	ADC_InitTypeDef ADC_InitStructure;
	ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;
	ADC_InitStructure.ADC_ScanConvMode = DISABLE;
	ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
	ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
	ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
	ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
	ADC_InitStructure.ADC_NbrOfConversion = 1;
	ADC_Init(ADC1, &ADC_InitStructure);

	ADC_InitTypeDef ADC_InitStructure2;
	ADC_InitStructure2.ADC_Resolution = ADC_Resolution_12b;
	ADC_InitStructure2.ADC_ScanConvMode = DISABLE;
	ADC_InitStructure2.ADC_ContinuousConvMode = ENABLE;
	ADC_InitStructure2.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
	ADC_InitStructure2.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
	ADC_InitStructure2.ADC_DataAlign = ADC_DataAlign_Right;
	ADC_InitStructure2.ADC_NbrOfConversion = 1;
	ADC_Init(ADC2, &ADC_InitStructure2);

	ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_84Cycles);
	ADC_RegularChannelConfig(ADC2, ADC_Channel_2, 1, ADC_SampleTime_84Cycles);

	ADC_Cmd(ADC1, ENABLE);
	ADC_Cmd(ADC2, ENABLE);

	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4, ENABLE);
	TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
	/* Time base configuration */
	TIM_TimeBaseStructure.TIM_Period = 3;
	TIM_TimeBaseStructure.TIM_Prescaler = 83;
	TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1;
	TIM_TimeBaseStructure.TIM_CounterMode =  TIM_CounterMode_Up;
	TIM_TimeBaseInit(TIM4, &TIM_TimeBaseStructure);

	TIM_OCInitTypeDef TIM_OCInitStructure;
	/* PWM1 Mode configuration: */
	TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
	TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
	TIM_OCInitStructure.TIM_Pulse = 0;
	TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
	TIM_OC1Init(TIM4, &TIM_OCInitStructure);
	TIM_OC1PreloadConfig(TIM4, TIM_OCPreload_Enable);


	TIM_OCInitTypeDef TIM_OCInitStructure2;
	/* PWM1 Mode configuration: */
	TIM_OCInitStructure2.TIM_OCMode = TIM_OCMode_PWM1;
	TIM_OCInitStructure2.TIM_OutputState = TIM_OutputState_Enable;
	TIM_OCInitStructure2.TIM_Pulse = 0;
	TIM_OCInitStructure2.TIM_OCPolarity = TIM_OCPolarity_High;
	TIM_OC2Init(TIM4, &TIM_OCInitStructure2);
	TIM_OC2PreloadConfig(TIM4, TIM_OCPreload_Enable);


	TIM_Cmd(TIM4, ENABLE);



	for(;;)
	{
		ADC_SoftwareStartConv(ADC1);
		ADC_SoftwareStartConv(ADC2);
				while(ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == RESET);
				ADC_Result = ADC_GetConversionValue(ADC1);
				score = (ADC_Result*3)/4095;

				while(ADC_GetFlagStatus(ADC2, ADC_FLAG_EOC) == RESET);
				ADC_Result1 = ADC_GetConversionValue(ADC2);
				score1= (ADC_Result1*3)/4095;

				TIM4->CCR1=score;
				TIM4->CCR2=score1;



	}
}