GPIO_Config.c

'''
Created on 11 Oct 2019
@author: Ibrahim Ozturk
@link  : http://oku.ozturkibrahim.com/
STM32F4DISCOVERY kitindeki 4 pine bagli 4 ledin öncül tanımlamalarına ait fonksiyon içeriği
'''
  
void GPIO_Ayarla(void)
{
    GPIO_InitTypeDef GPIO_InitStructure;
    /* cevresel birimi clock yoluna bagla */
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
    
    /* GPIOD Configuration: PD12, 13, 14 ve 15 cikislarini konfigure etme*/
    GPIO_InitStructure.GPIO_Pin   = GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
    GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_OUT;   /*Giris icin, GPIO_Mode_IN*/
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; /* push/pull */
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
    GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_NOPULL; /* pull up/down */
    GPIO_Init(GPIOD, &GPIO_InitStructure);
}