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楼主 |
发表于 2015-6-1 21:09:51
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回复【2楼】xuande:
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我用STM32103RBT6采集AD7190的数据,
void SpiOperation(unsigned char* WriteBuffer, unsigned char *ReadBuffer, unsigned char NumberOfByte)
{
unsigned char WriteData, ReadData;
unsigned char i;
//SPIx_ReadWriteByte(u8 TxData)
//AD7190_SCK =1;
for(i=0; i<NumberOfByte; i++)
{
WriteData = *(WriteBuffer+i) ;
ReadData=SPIx_ReadWriteByte(WriteData) ;
//AD7190_SCK =1;
*(ReadBuffer + i)= ReadData;
}
//AD7190_SCK (1);
//AD7190_SCK=1;
}
这是我对通过SPI对AD7190的操作,请问有什么问题,AD7190的片选,我在调用这个函数之前配置,不在这里操作,请问我该如何控制SLK,> |
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