Magic Ring LF not reading on Proxmark 3 Easy

[amal]

Actually I just reread the LF tune results. A drop from 25000 to 17000 is significant so there appears to be good coupling.

I think we should try some t5577 recovery options.

Reviving a bricked T5577

The T5577 chip is a great wonder of the world. https://www.youtube.com/watch?v=SEZsnVoPIR8/ That said, it is sensitive. The chip’s memory is arranged in blocks, and block 0 is a critical block that holds configuration data for how the chip should behave, if a password is set or not, and other critical settings. It is vulnerable to tearing - the act of leaving writable memory corrupted if the write operation is interrupted or suffers from insufficient power available to complete properly. If y…