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Firmware

General_NVR4XXX-4KS2-I_MultiLang_V4.001.0000000.1.R.210727.bin

ENS Security firmware released Jul 27, 2021. May work with 1 device.

Released
Jul 27, 2021
Version
V4.001.0000000.1.R
Size
98.7 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
c034fd6323929fc5fc091950b6b74a78
SHA-256
a791c5ea8097bcba72e8acec2efdaaac4316cd960ed751910bbfdbe608df6ce4

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
Rockchip: one of RK3568, RV1126, RK3036, RK3399, RK3566, RK1808, RK3128, RK3308, RK3328, RK3368, RV1108, RK3066, RK3188, RK3228, RK3288, RK3126, RK3366
Architecture
arm
Bootloader
U-Boot 2017.09-svn5421
Flash
127.4 MB
Image dates
Jul 27, 2021
Security
Signed, upgrade security version V2.0
Flash layout: 13 partitions, 7 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
loader0xa00000000xa01000001.0 MBnot written——
uboot0xa01000000xa03800002.5 MBu-boot.bin.img—2021-07-27
trust0xa03800000xa0400000512.0 KBnot written——
env0xa04000000xa04c0000768.0 KBnot written——
kernel0xa04c00000xa09c00005.0 MBuImage.img—2021-07-27
romfs0xa09c00000xa404000054.5 MBromfs-x.squashfs.imgsquashfs2021-07-27
custom0xa40400000xa40c0000512.0 KBcustom-x.squashfs.imgsquashfs2021-07-27
web0xa40c00000xa4ac000010.0 MBminios-x.squashfs.imgsquashfs2021-07-27
logo0xa4ac00000xa4b80000768.0 KBlogo-x.squashfs.imgsquashfs2021-07-27
algorithm0xa4b800000xa730000039.5 MBalgorithm-x.squashfs.imgsquashfs2021-07-27
dgs0xa73000000xa7380000512.0 KBnot written——
config_fw0xa73800000xa76800003.0 MBnot written——
config0xa76800000xa7f600008.9 MBnot written——

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