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1.实验目的:
新建基于STM32F4 固件库V1.3.0的工程模板
2.实验现象:
下载进开发板之后,红绿灯闪烁
3.注意事项:
1) 新建工程的时候, 请确保Option for target->C/C++选项卡的全部宏定义Define输入框字符串为: STM32F40_41xxx,USE_STDPERIPH_DRIVER
4.手册中讲解到步骤15的时候的main.c源码如下:
#include "stm32f4xx.h"
//ALIENTEK 探索者STM32F407开发板 实验0
//STM32F4工程模板-库函数版本
//技术支持: www.openedv.com
//淘宝店铺: http://eboard.taobao.com
//广州市星翼电子科技有限公司
//作者:正点原子 @ALIENTEK
void Delay(__IO uint32_t nCount);
void Delay(__IO uint32_t nCount)
{
while(nCount--){}
}
int main(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOF, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9 | GPIO_Pin_10;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(GPIOF, &GPIO_InitStructure);
while(1){
GPIO_SetBits(GPIOF,GPIO_Pin_9|GPIO_Pin_10);
Delay(0x7FFFFF);
GPIO_ResetBits(GPIOF,GPIO_Pin_9|GPIO_Pin_10);
Delay(0x7FFFFF);
}
}