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Firmware

DH_NVR4xxx_Eng_P_V3.205.0000000.0.R.171013.zip

ASM firmware released Oct 13, 2017. May work with 3 devices, including N6.

Released
Oct 13, 2017
Version
V3.205.0000000.0.R
Size
55.5 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
614d91bad89c2a0f28abb696fdabac4e
SHA-256
d69faf2c416ec5b7c301fe8773ffee14740aea7d1347dd2111ed499c896c8385

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 in DH_NVR4xxx_Eng_P_V3.205.0000000.0.R.171013.bin: the installer script's board checks, 4 IDs

Technical details

Read from inside the firmware (zip archive). This file bundles 2 firmware images.

Firmware image

SoC
HiSilicon Hi3535
Architecture
arm
Bootloader
U-Boot 2010.06-svn2868
Image dates
Oct 13, 2017
Security
Signed, not encrypted
Flash layout: 5 partitions, 5 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
u-boot0xa00000000xa0040000256.0 KBu-boot.bin.img—2017-10-13
romfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2017-10-13
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2017-10-13
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2017-10-13
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2017-10-13

DH_NVR4xxx_Eng_P_V3.205.0000000.0.R.171013.bin

SoC
HiSilicon Hi3535
Architecture
arm
Bootloader
U-Boot 2010.06-svn2868
Flash
16.0 MB
Image dates
Oct 13, 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—2017-10-13
rootfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2017-10-13
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2017-10-13
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2017-10-13
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2017-10-13
config0xa0ec00000xa0f40000512.0 KBnot written——
config10xa0f400000xa1000000768.0 KBnot written——

Also published as

Byte-for-byte identical files under other names:

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