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#include "stm32f4xx.h"
void delay_ms(uint16_t dly){ uint32_t f; for(;dly>0;dly--) { for(f=250;f>0;f--); for(f=250;f>0;f--); }}
GPIO_InitTypeDef GPIO_InitStruct;int main(){
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE); GPIO_InitStruct.GPIO_Pin = GPIO_Pin_4; GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT; GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz; GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP; GPIO_Init(GPIOD,&GPIO_InitStruct); GPIO_SetBits(GPIOD,GPIO_Pin_4);
while(1) { GPIO_SetBits(GPIOD,GPIO_Pin_4); delay_ms(1000); GPIO_ResetBits(GPIOD,GPIO_Pin_4); delay_ms(1000); }}
The MDK Pack Installer offers 3 demonstrations of a Blinky implementation, see:
Also - this video (even if its from 2013) demonstrates a creation of a "Blinky Project with MDK-ARM Version 5":
https://www.youtube.com/watch?v=Pgw7-WnsBMs
(Note, an updated MDK-5 Intro is available at: https://www.youtube.com/watch?v=d_O2tu5CMbQ )