Wavlink Router Hacking Part 1: Getting a UART Shell

Today, I&rsquo;ll be performing a teardown of the AC1200 Dual Band Wi-fi Router vM32A3_V1410_240222 and obtaining a UART shell. My goal was to explore its hardware, extract its firmware via SPI flash, and gain access to its UART debugging console for deeper analysis. TL;DR: I dumped the device firmware off the NOR flash, identified one working UART interface out of several possible ones, soldered…