參數(shù)資料
型號: S29WS128N0LBFW010
廠商: SPANSION LLC
元件分類: PROM
英文描述: 256/128/64 MEGABIT CMOS 1.8 VOLT ONLY SIMULTANEOUS READ/WRITE BURST MODE FLASH MEMORY
中文描述: 8M X 16 FLASH 1.8V PROM, 70 ns, PBGA84
封裝: 11.60 X 8 MM, LEAD FREE, PLASTIC, FBGA-84
文件頁數(shù): 58/95頁
文件大?。?/td> 1745K
代理商: S29WS128N0LBFW010
October 29, 2004 S29WSxxxN_00_F0
61
Pre l i m i n a r y
*( (UINT16 *)base_addr + 0x555 ) = 0x00AA;
/* write unlock cycle 1
*/
*( (UINT16 *)base_addr + 0x2AA ) = 0x0055;
/* write unlock cycle 2
*/
*( (UINT16 *)base_addr + 0x555 ) = 0x0088;
/* write Secsi Sector Entry Cmd
*/
Note: Base = Base Address.
/* Once in the SecSi Sector mode, you program */
/* words using the programming algorithm.
*/
Note: Base = Base Address.
/* Example: SecSi Sector Exit Command */
*( (UINT16 *)base_addr + 0x555 ) = 0x00AA;
/* write unlock cycle 1
*/
*( (UINT16 *)base_addr + 0x2AA ) = 0x0055;
/* write unlock cycle 2
*/
*( (UINT16 *)base_addr + 0x555 ) = 0x0090;
/* write SecSi Sector Exit cycle 3 */
*( (UINT16 *)base_addr + 0x000 ) = 0x0000;
/* write SecSi Sector Exit cycle 4 */
Table 10.3. SecSi Sector Program
(LLD Function = lld_ProgramCmd)
Cycle
Operation
Byte Address
Word Address
Data
Unlock Cycle 1
Write
Base + AAAh
Base + 555h
00AAh
Unlock Cycle 2
Write
Base + 554h
Base + 2AAh
0055h
Program Setup
Write
Base + AAAh
Base + 555h
00A0h
Program
Write
Word Address
Data Word
Table 10.4. SecSi Sector Entry
(LLD Function = lld_SecSiSectorExitCmd)
Cycle
Operation
Byte Address
Word Address
Data
Unlock Cycle 1
Write
Base + AAAh
Base + 555h
00AAh
Unlock Cycle 2
Write
Base + 554h
Base + 2AAh
0055h
Exit Cycle
Write
Base + AAAh
Base + 555h
0090h
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