Posts: 243
Joined: Tue May 01, 2012 8:47 am
Location: Germany (old europe)

ARM unique device ID

Sat Sep 15, 2012 10:20 am


is there a possibility to access a unique device ID. Maybe the ARM processor has a register?

User avatar
Posts: 1382
Joined: Sat Sep 15, 2012 10:35 am

Re: ARM unique device ID

Sat Sep 15, 2012 10:52 am

Not sure if this is what your after?

To find your serial number, type cat /proc/cpuinfo at the command line as shown below:

pi@raspberrypi:~$ cat /proc/cpuinfo

Processor : ARMv6-compatible processor rev 7 (v6l)

BogoMIPS : 697.95

Features : swp half thumb fastmult vfp edsp java tls

CPU implementer : 0x41

CPU architecture: 7

CPU variant : 0x0

CPU part : 0xb76

CPU revision : 7

Hardware : BCM2708

Revision : 1000002

Serial : 000000000000000d - always looking for content feel free to ask to have it posted. Or sign up and message me to become a contributor to the site. Raspians is not affiliated with the Raspberry Pi Foundation. (RPi's + You = Raspians)

Posts: 7893
Joined: Mon Dec 12, 2011 8:30 pm
Location: Germany

Re: ARM unique device ID

Sat Sep 15, 2012 11:02 am


Code: Select all

cat /proc/cpuinfo
does that.

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