Resolved! Why does the fifth pin of port D stay on?
STM32F407Why does the fifth pin of port D stay on?Here is the code:RCC->AHB1ENR|=RCC_AHB1ENR_GPIODEN;GPIOD->MODER&=0UL;GPIOD->IDR&=0UL;There are 3 volts on pin 5 of port D (I checked with a multimeter).The IDR register looks like this: IDR: 0000 0...