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Firmware

DH_NVR2XXX-I2_Mul_V4.002.0000001.2.R.221207.bin

Dahua and Viatec and Global DS firmware released Dec 7, 2022. May work with 1 device.

Released
Dec 7, 2022
Version
V4.002.0000001.2.R
Size
98.7 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
25b9b35a6ada67704d5e6fd1bc06800d
SHA-256
0b596416a702fd5aeb31caebb2e170fe839b7f4f961bf8bca44f637585284e0d

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
Novatek: one of NT98323, NT98321
Architecture
arm
Bootloader
U-Boot 2016.07-svn6057
Flash
384.0 MB
Image dates
Dec 7, 2022
Security
Signed, upgrade security version 2.10
Flash layout: 12 partitions, 7 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
loader0xa00000000xa0040000256.0 KBnot written——
fdt0xa00400000xa0080000256.0 KBfdt.bin.img—2022-12-07
uboot0xa00c00000xa02c00002.0 MBu-boot.bin.img—2022-12-07
uenv0xa02c00000xa04400001.5 MBnot written——
rootfs0xa04400000xa378000051.3 MBromfs-x.squashfs.imgsquashfs2022-12-07
custom0xa37800000xa39800002.0 MBcustom-x.squashfs.imgsquashfs2022-12-07
web0xa39800000xa488000015.0 MBminios-x.squashfs.imgsquashfs2022-12-07
logo0xa48800000xa4a800002.0 MBlogo-x.squashfs.imgsquashfs2022-12-07
dgs0xa4a800000xa4b00000512.0 KBnot written——
ext_usr0xa4b000000xa700000037.0 MBext_usr-x.squashfs.imgsquashfs2022-12-07
config_fw0xa70000000xa76000006.0 MBnot written——
config0xa76000000xb8000000266.0 MBnot written——

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