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Firmware

DH_XVR7x16-I2(V2.0)_MultiLang_V4.000.0000000.7.R.221123.bin

Dahua firmware released Nov 23, 2022. May work with 2 devices.

Released
Nov 23, 2022
Version
V4.000.0000000.7.R
Size
117.5 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
bd005a042b72d0b791f54ef403edbfdc
SHA-256
6d0c09e74c8b2a2acd6f0a19332bd07f9c91f86289f3ce56f8198f3d98163e0c

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, 2 IDs

Technical details

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

SoC
HiSilicon SS528V100
Architecture
arm
Kernel
Linux 4.19.90
Flash
256.0 MB
Image dates
Nov 23, 2022
Security
Signed
Flash layout: 12 partitions, 8 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
uboot0xa00000000xa02800002.5 MBu-boot.bin.img—2022-11-23
env0xa02800000xa04800002.0 MBnot written——
kernel0xa04800000xa138000015.0 MBuImage.img—2022-11-23
romfs0xa13800000xa418000046.0 MBromfs-x.squashfs.imgsquashfs2022-11-23
custom0xa41800000xa43800002.0 MBcustom-x.squashfs.imgsquashfs2022-11-23
web0xa43800000xa528000015.0 MBminios-x.squashfs.imgsquashfs2022-11-23
logo0xa52800000xa54800002.0 MBlogo-x.squashfs.imgsquashfs2022-11-23
dgs0xa54800000xa5500000512.0 KBnot written——
ext_usr0xa55000000xa7a0000037.0 MBext_usr-x.squashfs.imgsquashfs2022-11-23
config_fw0xa7a000000xa80000006.0 MBnot written——
config0xa80000000xa8a0000010.0 MBnot written——
algorithm0xa8a000000xb0000000118.0 MBalgorithm-x.squashfs.imgsquashfs2022-11-23

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