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Firmware

DH_NVR2XXX-I_Mul_V4.002.0000000.2.R.220811.bin

Dahua and Global DS and Dahua India firmware released Aug 11, 2022. May work with 1 device.

Released
Aug 11, 2022
Version
V4.002.0000000.2.R
Size
101.7 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
51f38fddc505bb436ff4b1f7010a792c
SHA-256
c4d01cbdc96aebc5e044add694a7fdb7237bc955e4309ee81391692253798a40

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 Hi3535AV100
Architecture
arm
Bootloader
U-Boot 2010.06-svn2599
Flash
256.0 MB
Image dates
Aug 11, 2022
Security
Signed
Flash layout: 13 partitions, 8 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
miniboot0xa00000000xa0080000512.0 KBminiboot.bin.img—2022-08-11
uboot0xa00800000xa01800001.0 MBu-boot.bin.img—2022-08-11
uboot_brk0xa01800000xa02800001.0 MBnot written——
env0xa02800000xa04800002.0 MBnot written——
romfs0xa04800000xa378000051.0 MBromfs-x.squashfs.imgsquashfs2022-08-11
custom0xa37800000xa39800002.0 MBcustom-x.squashfs.imgsquashfs2022-08-11
web0xa39800000xa488000015.0 MBweb-x.squashfs.imgsquashfs2022-08-11
logo0xa48800000xa4a800002.0 MBlogo-x.squashfs.imgsquashfs2022-08-11
dsg0xa4a800000xa4b00000512.0 KBnot written——
ext_usr0xa4b000000xa740000041.0 MBext_usr-x.squashfs.imgsquashfs2022-08-11
config_fw0xa74000000xa76000002.0 MBnot written——
config0xa76000000xa800000010.0 MBnot written——
algorithm0xa80000000xb0000000128.0 MBalgorithm-x.squashfs.imgsquashfs2022-08-11

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