Electronic Components Datasheet Search |
|
AT52BR6408AT Datasheet(PDF) 5 Page - ATMEL Corporation |
|
AT52BR6408AT Datasheet(HTML) 5 Page - ATMEL Corporation |
5 / 37 page 5 AT52BR6408A(T) 3425A–STKD–1/04 To disable the Hardlock sector protection mode, the chip must be either reset or power cycled. SECTOR PROTECTION DETECTION: A software method is available to determine if the sector protection Softlock or Hardlock features are enabled. When the device is in the software product identification mode (see Software Product Identification Entry and Exit sections) a read from the I/O0 and I/O1 at address location 00002H within a sector will show if the sector is unlocked, softlocked, or hardlocked. Table 1. Hardlock and Softlock Protection Configurations in Conjunction with WP V PP WP Hard- lock Soft- lock Erase/ Prog Allowed? Comments V CC/5V 0 0 0 Yes No sector is locked V CC/5V 0 0 1 No Sector is Softlocked. The Unlock command can unlock the sector. V CC/5V 0 1 1 No Hardlock protection mode is enabled. The sector cannot be unlocked. V CC/5V 1 0 0 Yes No sector is locked. VCC/5V 1 0 1 No Sector is Softlocked. The Unlock command can unlock the sector. V CC/5V 1 1 0 Yes Hardlock protection mode is overridden and the sector is not locked. VCC/5V 1 1 1 No Hardlock protection mode is overridden and the sector can be unlocked via the Unlock command. V IL x x x No Erase and Program Operations cannot be performed. Table 2. Sector Protection Status I/O1 I/O0 Sector Protection Status 0 0 Sector Not Locked 0 1 Softlock Enabled 1 0 Hardlock Enabled 1 1 Both Hardlock and Softlock Enabled |
Similar Part No. - AT52BR6408AT |
|
Similar Description - AT52BR6408AT |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |