STM实验程序代码
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实验1G P I O
#include "stm32f10x.h"
#include "delay.h"
//#include "sys.h"
#include "stm32f10x_exti.h"
//QHKJ TEB-CM5000实验箱STM32实验1
//固件库V3.5工程模板
//QHKJ
GPIO_InitTypeDef GPIO_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
/* Private function prototypes -----------------------------------------------*/ void RCC_Configuration(void);
void NVIC_Configuration(void);
void GPIO_Configuration(void);
/* Private functions ---------------------------------------------------------*/
/****************************************************************************** *
* Function Name : main
* Description : Main program.
* Input : None
* Output : None
* Return : None
******************************************************************************* /
int main(void)
{
/* Configure the system clocks */
// RCC_Configuration();
// SysTick_Configuration();
delay_init();
/* NVIC Configuration */
NVIC_Configuration();
/* Configure the GPIO ports */
GPIO_Configuration();
/* Connect EXTI Line9 to PA.9 */
GPIO_EXTILineConfig(GPIO_PortSourceGPIOA, GPIO_PinSource9);
/* Configure EXTI Line8 to generate an interrupt on falling edge */
EXTI_InitStructure.EXTI_Line = EXTI_Line9;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE; EXTI_Init(&EXTI_InitStructure);
for(;;)
{
GPIO_Write(GPIOF, 0xf80f);
delay_ms(100);
GPIO_Write(GPIOF, 0xf817);
delay_ms(100);
GPIO_Write(GPIOF, 0xf827);
delay_ms(100);
GPIO_Write(GPIOF, 0xf847);
delay_ms(100);
GPIO_Write(GPIOF, 0xf887);
delay_ms(100);
GPIO_Write(GPIOF, 0x8907);
delay_ms(100);
GPIO_Write(GPIOF, 0xfa07);
delay_ms(100);
GPIO_Write(GPIOF, 0xfc07);
delay_ms(100);
}
}
*
* Function Name : NVIC_Configuration
* Description : Configures Vector Table base location.
* Input : None
* Output : None
* Return : None
******************************************************************************* /
void NVIC_Configuration(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
/* Configure one bit for preemption priority */
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
/* Enable the EXTI9_5 Interrupt */
// NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQChannel;
NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}