Сб ноя 11, 2017 20:56:02
Пн ноя 13, 2017 16:31:40
Пн ноя 13, 2017 22:11:17
#include "stm32f10x.h"
#include "stm32f10x_gpio.h"
#include "stm32f10x_conf.h"
#include "stm32f10x_rcc.h"
#include "delay.h"
#include "stdbool.h"
bool f_set=false;
void PortSet(void)
{
GPIO_InitTypeDef PORT;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC|RCC_APB2Periph_GPIOB, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
PORT.GPIO_Pin = (GPIO_Pin_13);
PORT.GPIO_Mode = GPIO_Mode_Out_PP;
PORT.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_Init( GPIOC , &PORT);
PORT.GPIO_Pin = (GPIO_Pin_13);
PORT.GPIO_Mode=GPIO_Mode_IN_FLOATING;//GPIO_Mode_IPU;////
PORT.GPIO_Speed = GPIO_Speed_10MHz;
GPIO_Init( GPIOB , &PORT);
GPIO_WriteBit(GPIOC,GPIO_Pin_13,Bit_SET);
}
void NVIC_Config(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
// NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn;
// NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
// NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
GPIO_EXTILineConfig(GPIO_PortSourceGPIOB, GPIO_PinSource13);
EXTI_InitStructure.EXTI_Line = EXTI_Line13;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
}
void EXTI15_10_IRQHandler(void)
{
if (EXTI_GetITStatus(EXTI_Line13) != RESET)
{
if (f_set==true) f_set=false;
else f_set=true;
Delay(200);
EXTI_ClearITPendingBit(EXTI_Line13);
}
}
int main(void)
{
PortSet();
NVIC_Config();
while(1)
{
if (f_set==true) GPIO_WriteBit(GPIOC,GPIO_Pin_13,Bit_RESET);
if (f_set==false) GPIO_WriteBit(GPIOC,GPIO_Pin_13,Bit_SET);
}
}
Пн ноя 13, 2017 22:16:37
Вт ноя 14, 2017 12:03:20
Вт ноя 14, 2017 16:44:18
Вт ноя 14, 2017 17:14:57