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Firmware

DH_NVR4xxx_Eng_P_Startup_12Language_V3.200.0000.0.R.20170701.bin

ASM firmware released Jul 1, 2017. May work with 3 devices, including N6.

Released
Jul 1, 2017
Version
V3.200.0000.0.R
Size
14.2 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
1339f51a05fde45e848a9b6ad9b69f82
SHA-256
4db85c9e7814399ad078b00ee56dde6b6a2524d0c0272507a8f1a6f4c76ea80f

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (3 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, 5 IDs

Technical details

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

SoC
HiSilicon Hi3535
Architecture
arm
Bootloader
U-Boot 2010.06-svn1969
Flash
16.0 MB
Image dates
Jul 1, 2017
Security
Signed, not encrypted
Flash layout: 7 partitions, 5 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa00000000xa0040000256.0 KBu-boot.bin.img—2017-07-01
rootfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2017-07-01
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2017-07-01
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2017-07-01
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2017-07-01
config0xa0ec00000xa0f40000512.0 KBnot written——
config10xa0f400000xa1000000768.0 KBnot written——

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