Reading SPI Flash Quick Version
Reading a SPI flash on a GL-iNet travel router. One common reason to read the flash is to have a backup image in case you brick the device during your own custom development.
TIAO Protocol Converter
https://www.tiaowiki.com/w/TIAO_USB_M...
Travel Router
https://www.gl-inet.com
Flashrom
https://www.flashrom.org/Flashrom