EXTI9_5

[muhittin_kaplan]

void EXTILine6_Config(void)
{
	EXTI_InitTypeDef   EXTI_InitStructure;
	GPIO_InitTypeDef   GPIO_InitStructure;
	NVIC_InitTypeDef   NVIC_InitStructure;

	/* Enable GPIOA clock */
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
	/* Enable SYSCFG clock */
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);

	/* Configure PA6 pin as input PI */
		GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
		GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
		GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
		GPIO_Init(GPIOA, &GPIO_InitStructure);

	/* Connect EXTI Line6 to PA6 pin */
	SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA, EXTI_PinSource6);


	/* Configure PA7 pin as input PI */
		GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
		GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
		GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
		GPIO_Init(GPIOA, &GPIO_InitStructure);

	/* Connect EXTI Line7 to PA7 pin */
		SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA, EXTI_PinSource7);




	/* Configure EXTI Line6 */
		EXTI_InitStructure.EXTI_Line = EXTI_Line6;
		EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
		EXTI_InitStructure.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStructure);

	/* Configure EXTI Line7 */
		EXTI_InitStructure.EXTI_Line = EXTI_Line7;
		EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
		EXTI_InitStructure.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStructure);

	/* Enable the EXTI9-5 Interrupt */
		NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQn;
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0F;
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0F;
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
		NVIC_Init(&NVIC_InitStructure);
}

void EXTI9_5_IRQHandler(void)
{
  if(EXTI_GetITStatus(EXTI_Line6) != RESET)
  {
	  intValue++;
	
    /* Clear the EXTI line 0 pending bit */
    EXTI_ClearITPendingBit(EXTI_Line6);
  }


  if(EXTI_GetITStatus(EXTI_Line7) != RESET)
  {
	  intValue--;
	  
    /* Clear the EXTI line 0 pending bit */
    EXTI_ClearITPendingBit(EXTI_Line7);
  }
}

yukarıdaki kodlarda PA6 ile int girerken PA7 ile neden girmez ?

[X-Fi]

EXTI_InitStructure.EXTI_Line = EXTI_Line6 | EXTI_Line7;

Yukardaki gibi line 6 ve 7 yi tek seferde kurun. Ozaman çalışması lazım.