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Firmware

General_NVR4xxx_Eng_PN_V3.200.0000.8.R.20150428.zip

DH Vision firmware released Apr 28, 2015. May work with 3 devices, including N6.

Released
Apr 28, 2015
Version
V3.200.0000.8.R
Size
55.2 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
4a28454b5afd64922c1303df83546792
SHA-256
c49c33c8e823cbbc3bc74e0211dadc953b86c8c429e84e7f662d3f60669288b7

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 General_NVR4xxx_Eng_PN_V3.200.0000.8.R.20150428.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-svn1741
Image dates
Apr 28, 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—2015-04-28
romfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2015-04-28
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2015-04-28
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2015-04-28
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2015-04-28

General_NVR4xxx_Eng_PN_V3.200.0000.8.R.20150428.bin

SoC
HiSilicon Hi3535
Architecture
arm
Bootloader
U-Boot 2010.06-svn1741
Flash
16.0 MB
Image dates
Apr 28, 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—2015-04-28
rootfs0xa00600000xa0ce000012.5 MBromfs-x.cramfs.imgsquashfs2015-04-28
web0xa0ce00000xa0e600001.5 MBweb-x.cramfs.imgsquashfs2015-04-28
custom0xa0e600000xa0e80000128.0 KBcustom-x.cramfs.imgcramfs2015-04-28
logo0xa0e800000xa0ec0000256.0 KBlogo-x.cramfs.imgcramfs2015-04-28
config0xa0ec00000xa0f40000512.0 KBnot written——
config10xa0f400000xa1000000768.0 KBnot written——

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