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Raspberry Pi Serial Number

This repository contains example C code to retrieve the Raspberry Pi Serial Number

serialnumber_cpuinfo.c

Read the serial number from /proc/cpuinfo

serialnumber_sysfs.c

Read the serial number from /sys/firmware/devicetree/base/serial-number

serialnumber_mailbox.c

Get the serial number using the Raspberry Pi Mailbox interface

serialnumber_vcgencmd_using_bcm_host.c

Get the serial number using vcgencmd using libbcm_host

serialnumber_vcgencmd_via_ioctl.c

Get the serial number using vcgencmd using ioctl

build

cd raspi_serialnumber
mkdir build
cd build
cmake ..
make