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Firmware

for_recover_NVR4xxx_Eng_P_V3.201.0000.0.R.20151120.zip

SNR firmware released Nov 20, 2015. May work with 3 devices, including N6.

Released
Nov 20, 2015
Version
V3.201.0000.0.R
Size
55.4 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
0bdcf307b1c32e44ea759df47ede1003
SHA-256
3941d8e510ed2e1a9ced45f77acbf453ad9a9b8972fe78cc08921284f65ae9cb

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_V3.201.0000.0.R.20151120.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-svn1969
Image dates
Nov 20, 2015
Security
Not 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—2015-11-20
romfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2015-11-20
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2015-11-20
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2015-11-20
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2015-11-20

DH_NVR4xxx_Eng_P_V3.201.0000.0.R.20151120.bin

SoC
HiSilicon Hi3535
Architecture
arm
Bootloader
U-Boot 2010.06-svn1969
Flash
16.0 MB
Image dates
Nov 20, 2015
Security
Not 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—2015-11-20
rootfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2015-11-20
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2015-11-20
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2015-11-20
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2015-11-20
config0xa0ec00000xa0f40000512.0 KBnot written——
config10xa0f400000xa1000000768.0 KBnot written——

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