unsigned char WriteInData(unsigned char Address,unsigned char DataByte)

{ unsigned char mark

WREN()

Write_Byte(0x02)

Write_Byte(Address)

Write_Byte(DataByte)

//NOP()

X25_cs=1

lag(3000)

mark=Read_Byte(Address)

if(DataByte==mark) SystemError=0

if(mark!=DataByte) SystemError=1

// return(SystemError)

}

//虽然是一读一写，但是其中暗藏杀机，让人很难调通。一定注意接口的位置！呵呵！不信你就按普通的SPI程序方法写写试试！-unsigned char WriteInData (unsigned char Address, unsigned char DataByte) (unsigned char mark WREN () Write_Byte (0x02) Write_Byte (Address) Write_Byte (DataByte)// NOP () X25_cs = 1 lag (3000) mark = Read_Byte (Address) if (DataByte == mark) SystemError = 0 if (mark! = DataByte) SystemError = 1// return (SystemError))// While it is a read-write, but hidden Gardener, are difficult to transfer pass. Must pay attention to the location of interface! Ha ha! You do not believe in the ordinary method of writing the SPI procedures to try!