//! Enable SPI writing
void spiflash_wrten(){
SETSS;
+ /*
P5OUT&=~SS; //Drop !SS to begin transaction.
spitrans8(0x04);//Write Disable
P5OUT|=SS; //Raise !SS to end transaction.
+ */
P5OUT&=~SS; //Drop !SS to begin transaction.
spitrans8(0x06);//Write Enable
P5OUT|=SS; //Raise !SS to end transaction.
spitrans8(buf[i]);
SETSS; //Raise !SS to end transaction.
- //while(spiflash_status()&0x01);
+ while(spiflash_status()&0x01);
return;
}
case SPI_JEDEC://Grab 3-byte JEDEC ID.
P5OUT&=~SS; //Drop !SS to begin transaction.
spitrans8(0x9f);
- len=3;
+ len=3; //Length is variable in some chips, 3 minimum.
for(i=0;i<len;i++)
cmddata[i]=spitrans8(cmddata[i]);
txdata(app,verb,len);
P5OUT|=SS; //Raise !SS to end transaction.
+
while(spiflash_status()&0x01)
P1OUT^=1;
+
P1OUT&=~1;
txdata(app,verb,len);