Memory read protection


#1

Hello. I am using W7500P in my project. I want to lock my firmware from reading by jtag and ISP. How can i do that? There is no sufficient info.


#2

Hello,
You can get a document at the below link.
http://wizwiki.net/wiki/doku.php?id=products:w7500:documents:appnote:isptool

Please keep in mind that Flash Lock is available with only WIZISP.

Thank you.

James


#3

ISP tool works. It sets FLOCKR0 to 0x80 00 00 0C. Can i change FLOCKR0 in programm? I want to turn memory protection in my programm. I dont need to turn it off.


#4

Dear nad!

W7500 can support the lock controll only in ISP mode.
You can’t not control the lock in your program.

Im sorry i can’t help you.

Thank you.