|
#define B1_read 0x54
#define B2_read 0x56
#define Rdy_busy() do\
{\
while(!(PINB&0x08));\
}while(!(PINB&0x08))
/*************************************************************/
unsigned int Read_int_AT45(unsigned char Buf,unsigned int Addr)
{
unsigned int Data;
Rdy_busy();
Open_spi();
if(Buf)Spi_out_in(B2_read);
else Spi_out_in(B1_read);
Spi_out_in(0);
Spi_out_in((char)(Addr>>8));
Spi_out_in((char)Addr);
Spi_out_in(0);
Data=Spi_out_in(0);
Data|=Spi_out_in(0)<<8;
Close_spi();/*или читай буфер дальше*/
return Data;
}/*End Read_int_AT45*/
/*************************************************************/
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