AVR ATMEGA88 - is there a way to enable "further programming disabled" fuse

Jun 08, 2007 3 Replies

Hi All,



Is there a way to remove the "further programming disabled" Lock bit to "No Memory Lock feature enabled" in AVR ATMEGA88.



Thanks Rohan



probably is - the current price to read FULLY PROTECTED atmega8 is 800 RMB, I dont know the price for atmega88 reading but I am guessing it is not more then 1000 USD

if you want to change lock bits 'non intrusive" then this may however be not possible.

Antti

no as in the lock bits are set to "further programming and verification disabled" now i want to upgrade the firmware. is that possible?

if programming is disabled then you can:

1) erase chip and reprogram it with new firmware 2) write your own updater and use it (if self programming is enabled)

Antti

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