103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
#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]);
|
|
}
|
|
}
|