? Protect encrypts data to make it unreadable. Protect affects the
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operation function whether it is readable or not. ?
– When the protection state is unreadable, the system displays the Protect
operation in the operation function window. Execute the Protect function to
protect the chip. ?
– If the protection state is readable, the Protect options are part of the
ConfigWord. Select None to have the system perform no protect function. ?
Note: If the chips made by some manufacturers are fully protected, the
data cannot be erased even with the ultraviolet ray eraser. These
chips cannot be re ‐ used.
– The Protect function protects the data in FLASH chips. You cannot rewrite a
protected chip until you have removed the protection. Use the Erase
operation to remove the protection. You must use this operation with Dev.
Config and identify the sector. Refer to Identifying the Sector on page 73 for
more information.
Security encrypts data to make it unreadable. ?
Erase_All is the same as Erase . ?
Protect_All is the same as Protect. ?
Lock_Bit is a protection method. Please refer to the Device Data Manual for the
detail information about the operations. ?
Example: Atmel At89c51 has three operation items: Lock_Bit1, Lock_Bit12, ?
Lock_Bit123. The data manual defines the meaning of each.
Superpro ? 5000 User’s Guide
62
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