亚洲春色中文字幕久久久-三上亚,一吻二脱三床四吻胸,国产真实伦对白视频全集,在线毛片观看,精品成品入口黄网,国产毛aⅴ片久久久,亚洲AV色香蕉一区二区三区老师,萧皇后A级艳片,色情日本视频更新,99久久亚洲精品日本无码

標題: SPI自通信 [打印本頁]

作者: zmzmzmzm 時間: 2017-2-21 21:56
標題: SPI自通信
#include "stm32f10x.h"
#include "usart1.h"
#include "spi_flash.h"

int main(void)
{
u16 number=0xFEAA;
u16 receive=0x00,receive1=0x00;
GPIO_Configu();
SPI_Configu();
USART1_Config();
SPI1_CS_LOW();

while (SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_TXE) == RESET); //等待SPI1發送緩沖區空


SPI_I2S_SendData(SPI1,number);
receive1=SPI_I2S_ReceiveData(SPI1);
printf("%x  \n",receive1);
while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE) == RESET); //等待SPI2接收數據完畢
printf("bbbbbbbbb\n");

receive=SPI_I2S_ReceiveData(SPI2);
SPI1_CS_HIGH();
printf("  %x ",receive);
}

歡迎光臨 (http://www.denmoz.com/bbs/)