flash 命令时序 16位数据

?int Erase_Entire_Chip
{
??????? WORD far *Temp;

??????? /*? Issue the Chip Erase command to 39VF160? */

??????? Temp? = (WORD far *)0xC0005555; /* set up address to be C000:5555h? */
??????? *Temp = 0xAAAA;???????????????? /* write data 0xAAAA to the address */
??????? Temp? = (WORD far *)0xC0002AAA; /* set up address to be C000:2AAAh? */
??????? *Temp = 0x5555;???????????????? /* write data 0x5555 to the address */
??????? Temp? = (WORD far *)0xC0005555; /* set up address to be C000:5555h? */
??????? *Temp = 0x8080;???????????????? /* write data 0x8080 to the address */
??????? Temp? = (WORD far *)0xC0005555; /* set up address to be C000:5555h? */
??????? *Temp = 0xAAAA;???????????????? /* write data 0xAAAA to the address */
??????? Temp? = (WORD far *)0xC0002AAA; /* set up address to be C000:2AAAh? */
??????? *Temp = 0x5555;???????????????? /* write data 0x5555 to the address */
??????? Temp? = (WORD far *)0xC0005555; /* set up address to be C000:5555h? */
??????? *Temp = 0x1010;???????????????? /* write data 0x1010 to the address */
??????? Delay_100_Milli_Seconds();????? /* Delay Tsce time????????????????? */
}
试试看吧。
估计是因为需要16Bits操作的原因吧,ST自己的范例文件是写入16位的数据
虽然Datasheet上表格是8位的数据?
?Writeflash(0x5555,0xAAAA);?Writeflash(0x2AAA,0x5555);?Writeflash(0x5555,0x8080);?Writeflash(0x5555,0x1010);