#include "timer.h"
#include "led.h"
#include "wifi.h"
#include "math.h"
#include "encoder.h"

extern char smog_value_buf[7];  
extern char temp_value_buf[7];
extern char beam_value_buf[7]; 

extern struct UserInfo userInfo;


void TIM3_Int_Init(u16 arr,u16 psc)
{
    TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
	NVIC_InitTypeDef NVIC_InitStructure;

	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE); 

	TIM_TimeBaseStructure.TIM_Period = arr; 
	TIM_TimeBaseStructure.TIM_Prescaler =psc; 
	TIM_TimeBaseStructure.TIM_ClockDivision = 0; 
	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; 
	TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure);
 
	TIM_ITConfig(  
		TIM3, 
		TIM_IT_Update ,
		ENABLE  
		);
	NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;  
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;  
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;  
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; 
	NVIC_Init(&NVIC_InitStructure);  

	TIM_Cmd(TIM3, ENABLE);  
							 
}


void TIM3_IRQHandler(void)   
{
	if (TIM_GetITStatus(TIM3, TIM_IT_Update) != RESET) 
	{
		userInfo.currentSpeed = Read_Encoder(2);
		TIM_ClearITPendingBit(TIM3, TIM_IT_Update); 
	}
}