Raspberry Pi Serial Number

2023年10月11日 — The Raspberry Pi has a hardcoded serial number that can be obtained using the cat /proc/cpuinfo | grep Serial | cut -d ' ' -f 2 command.

I need to identify each of my RPi. I search for a serial number, but problem is that I need to boot OS to get it (`cat /proc/cpu ...`).

The Pi's serial number is on the last line, and no you cannot change it. Hope this helps, Dave.

How do I determine the serial number of a Raspberry Pi 4? The usual 'cat /proc/cpuinfo' method doesn't appear to work for a Pi 4. Thanks,

There are 4,294,967,294 possible serial numbers if the 10000000 bit on the front doesn't change. That should be enough to make them all unique.

Your device serial number is hidden in the “/sys/firmware/device tree/base/serial-number/” file and in order to access it, you will need to use the “cat” ...

2022年6月20日 — Unfortunately there is no special serial number for the Raspberry Pi hardware. But what can be read is the serial number of the CPU.

2019年4月17日 — Every RPi has a serial number. Here's how to learn what it is: cat /proc/cpuinfo | grep --ignore-case serial. Note that this result is read ...

2012年10月4日 — The serial number can be found in /proc/cpuinfo ; for example, pi@raspberrypi:~$ cat /proc/cpuinfo Processor : ARMv6-compatible processor ...

2023年12月5日 — A typical Raspberry Pi serial number looks something like 100000007184bc7e , but yours will be its own flavor of numbers and letters. And what ...