Making your RPZ a USB mass storage device
This last hack makes it possible to use your Raspberry Pi Zero as a mass storage device. While at first it doesn't seem like much more than turning it into a flash drive, depending on what you are doing, and what else you are doing with your Raspberry Pi Zero, you can make your Raspberry Pi Zero be recognized as a USB flash drive to other computers.
Since we will be using the USB connection for a mass storage device, we should connect to the Raspberry Pi Zero using the USB-to-serial adapter and the GPIO pins, as shown in the first recipe of this chapter. You can make your modifications here, connect your USB and Raspberry Pi together, reboot, and work with the Pi as a flash drive or as the ...