Unlocking Echo Dot Part 3: Finding the UART
#echo #dot #amazon #uart
So far, we have discussed background on the Echo Dot V2, and why I am interested in reusing the hardware. We have also reused the amonet exploit to dump the eMMC of the dot.
As a next step, before we dive into the existing bootloader process, it would be useful to see a dump of the boot logs of the echo dot.
With many embedded linux systems, including android devices, a UART is included to provide lowlevel debug information about the boot process.
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