How to Log into Your Raspberry Pi Using a USB-to-TTL Serial Cable

Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a simple cable. If you don't have a power source, you can also power your Linux distro over the cable at the same time. If you have ever used an older computer or printer, you might remember those standard RS-232 serial connectors, but there are more current and commonly known interfaces like Ethernet, FireWire, and USB that... more

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