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Firmware

DH_XVR7x16_EngSpnFrn_NP_V3.218.0000002.1.R.171229.bin

Dahua firmware released Dec 29, 2017. May work with 1 device.

Released
Dec 29, 2017
Version
V3.218.0000002.1.R
Size
14.9 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
c9e456fb20cf58e2c8f06d4c5f48457d
SHA-256
797f578a1ea6e279b79b95143327343b37d9ad15653199ed7d9ddd30877ddf22

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (1 device). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 2 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

SoC
HiSilicon: one of Hi3520DV300, Hi3521A, Hi3531A
Architecture
arm
Bootloader
U-Boot 2010.06-svn2982
Flash
16.0 MB
Image dates
Dec 29, 2017
Security
Signed, not encrypted
Flash layout: 6 partitions, 5 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa00000000xa0050000320.0 KBu-boot.bin.img—2017-12-29
rootfs0xa00600000xa0da000013.3 MBromfs-x.cramfs.imgsquashfs2017-12-29
web0xa0da00000xa0f400001.6 MBweb-x.cramfs.imgsquashfs2017-12-29
custom0xa0f400000xa0f60000128.0 KBcustom-x.cramfs.imgcramfs2017-12-29
logo0xa0f600000xa0f80000128.0 KBlogo-x.cramfs.imgcramfs2017-12-29
config0xa0f800000xa1000000512.0 KBnot written——

Other files for much of the same hardware, from any vendor.