#include "timer.h"
#include "led.h"
#include "GUI.h"

//extern __IO int32_t OS_TimeMS;
//////////////////////////////////////////////////////////////////////////////////	 
// 
//ALIENTEK STM32F407 
// 	 
// @ALIENTEK
// :www.openedv.com
// :2014/5/4
// V1.0
// 
//Copyright(C) 2014-2024
//All rights reserved									  
////////////////////////////////////////////////////////////////////////////////// 	 


// 3 
//arr 
//psc 
// Timer calculation formula: Tout=((arr+1)*(psc+1))/Ft us.
// Ft = Clock frequency, unit: MHz
// 3!
void TIM3_Int_Init(u16 arr,u16 psc)
{
	TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;
	
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE); /// TIM3 
	
	TIM_TimeBaseInitStructure.TIM_Prescaler=psc; // 
	TIM_TimeBaseInitStructure.TIM_CounterMode=TIM_CounterMode_Up; // 
	TIM_TimeBaseInitStructure.TIM_Period=arr; // 
	TIM_TimeBaseInitStructure.TIM_ClockDivision=TIM_CKD_DIV1; 
	
	TIM_TimeBaseInit(TIM3,&TIM_TimeBaseInitStructure);
	
	TIM_ITConfig(TIM3,TIM_IT_Update,ENABLE); // 3 
	TIM_Cmd(TIM3,ENABLE); // 3
	
	NVIC_InitStructure.NVIC_IRQChannel=TIM3_IRQn; // 3 
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=0x01; // 1
	NVIC_InitStructure.NVIC_IRQChannelSubPriority=0x03; // 3
	NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	
}

// 3 
void TIM3_IRQHandler(void)
{
	if(TIM_GetITStatus(TIM3,TIM_IT_Update)==SET) // 
	{
		//OS_TimeMS++;
	}
	TIM_ClearITPendingBit(TIM3,TIM_IT_Update); // 
}

// 4 
//arr 
//psc 
// Timer calculation formula: Tout=((arr+1)*(psc+1))/Ft us.
// Ft = Clock frequency, unit: MHz
// 3!
void TIM4_Int_Init(u16 arr,u16 psc)
{
	TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;
	
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4,ENABLE); /// TIM4 
	
	TIM_TimeBaseInitStructure.TIM_Prescaler=psc; // 
	TIM_TimeBaseInitStructure.TIM_CounterMode=TIM_CounterMode_Up; // 
	TIM_TimeBaseInitStructure.TIM_Period=arr; // 
	TIM_TimeBaseInitStructure.TIM_ClockDivision=TIM_CKD_DIV1; 
	
	TIM_TimeBaseInit(TIM4,&TIM_TimeBaseInitStructure);
	
	TIM_ITConfig(TIM4,TIM_IT_Update,ENABLE); // 3 
	TIM_Cmd(TIM4,ENABLE); // 3
	
	NVIC_InitStructure.NVIC_IRQChannel=TIM4_IRQn; // 4 
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=0x02; // 1
	NVIC_InitStructure.NVIC_IRQChannelSubPriority=0x03; // 3
	NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	
}

// 4 
void TIM4_IRQHandler(void)
{
	if(TIM_GetITStatus(TIM4,TIM_IT_Update)==SET) // 
	{
		TIM_ClearITPendingBit(TIM4,TIM_IT_Update); // 
		GUI_TOUCH_Exec();
		//tp_dev.scan(0);
		//GUI_TOUCH_StoreUnstable(tp_dev.x[0],tp_dev.y[0]);
	}
}