1.代码
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| #include "stm32f10x.h"
uint16_t temp, i, j;
void Delay(unsigned int count)
{
unsigned int i;
for(; count != 0; count--)
{
i = 5000;
while(i--);
}
}
void main(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
GPIO_InitStructure.GPIO_Pin = 0x03FF;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOB, &GPIO_InitStructure);
while(1)
{
GPIO_SetBits(GPIOB, 0x0FFFF);
temp = 0x0001;
for(i=0;i<10;i++)
{
GPIO_ResetBits(GPIOB, temp);
Delay(100);
temp =( temp<<1)+1;
}
temp = 0x0FE00;
for(j=0;j<10;j++)
{
GPIO_SetBits(GPIOB, temp);
Delay(100);
temp = (temp>>1)+ 0x8000;
}
}
}
|
2.模拟图
代码下载链接（123云盘）：https://www.123684.com/s/wFuijv-i8Zgh
