Picture the scene: you have a Raspberry Pi configured to run on your network, you power it up headless (without a monitor), and now you need to know which IP address it was assigned.
Matthias came up with this solution, which makes your Raspberry Pi blink its IP address, because he used a Raspberry Pi Zero W headless for most of his projects and got bored with having to look it up with his DHCP server or hunt for it by pinging different IP addresses.
How does it work?
A script runs when you start your Raspberry Pi and indicates which IP address is assigned to it by blinking it out on the device’s LED. The script comprises about 100 lines of Python, and you can get it on GitHub.
Easy peasy GitHub breezy
The power/status LED on the edge of the Raspberry Pi blinks numbers in a Roman numeral-like scheme. You … // Read more: original article.
