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Firmware

DH_XVR7x16-I_MultiLang_V4.001.0000000.3.R.200228.bin

Dahua and Global DS firmware released Feb 28, 2020. May work with 2 devices.

Released
Feb 28, 2020
Version
V4.001.0000000.3.R
Size
90.5 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
ac8b71f9d8ea147e798f772748c347aa
SHA-256
73ff9bbe75e4c5ca2b4233f1a99ed98fcc5b73840958b144a4544c6fe1c4a91f

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (2 devices). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 3 IDs

Technical details

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

SoC
HiSilicon Hi3531D
Architecture
arm
Bootloader
U-Boot 2010.06-svn2599
Flash
128.0 MB
Image dates
Feb 28, 2020
Security
Signed
Flash layout: 10 partitions, 8 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa01000000xa02000001.0 MBu-boot.bin.img—2020-02-28
rootfs0xa06000000xa170000017.0 MBromfs-x.cramfs.imgcramfs2020-02-28
hwid0xa17000000xa1a000003.0 MBhwid-x.cramfs.imgcramfs2020-02-28
userfs0xa1a000000xa330000025.0 MBuserfs-x.cramfs.imgcramfs2020-02-28
web0xa33000000xa420000015.0 MBweb-x.cramfs.imgcramfs2020-02-28
custom0xa42000000xa44000002.0 MBcustom-x.cramfs.imgcramfs2020-02-28
logo0xa44000000xa47000003.0 MBlogo-x.cramfs.imgcramfs2020-02-28
config0xa47000000xa510000010.0 MBnot written——
algorithm0xa51000000xa760000037.0 MBalgorithm-x.cramfs.imgcramfs2020-02-28
backup0xa76000000xa800000010.0 MBnot written——

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