Cypress S29GL01GP, Manual

Page: 47 / 82

Document Number: 002-00886 Rev. *B Page 47 of 83
S29GL01GP
S29GL512P
S29GL256P
S29GL128P
Note
Base = Base Address.
/* Example: Program Command */
*( (UINT16 *)bas 0x555 ) = 0x00AA; /* write unlock cycle 1 */
*( (UINT16 *)bas 0x2AA ) = 0x0055; /* write unlock cycle 2 */
*( (UINT16 *)bas 0x555 ) = 0x00A0; /* write program setup command */
*( (UINT16 *)pa ) = data; /* write data to be programmed */
/* Poll for program completion */
Note
Base = Base Address.
/* Example: SecSi Sector Exit Command */
*( (UINT16 *)bas 0x555 ) = 0x00AA; /* write unlock cycle 1 */
*( (UINT16 *)bas 0x2AA ) = 0x0055; /* write unlock cycle 2 */
*( (UINT16 *)bas 0x555 ) = 0x0090; /* write SecSi Sector Exit cycle 3 */
*( (UINT16 *)bas 0x000 ) = 0x0000; /* write SecSi Sector Exit cycle 4 */
Secured Silicon 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 + 555h Base + 2AAh 0055h
Program Setup Write Base + AAAh Base + 555h 00A0h
Program Write Word Address Word Address Data Word
Secured Silicon Sector Exit
(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 + 555h Base + 2AAh 0055h
Exit Cycle 3 Write Base + AAAh Base + 555h 0090h
Exit Cycle 4 Write Base + XXXh Base + XXXh 0000h