Skip to content

Firmware

DH_XVR7x16-I2_MultiLang_V4.001.0000004.1.R.211020.bin

ASM and Sveistrup and Global DS firmware released Oct 20, 2021. May work with 1 device.

Released
Oct 20, 2021
Version
V4.001.0000004.1.R
Size
119.0 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
68422e991a0ef523e93e4dd28d7f87b3
SHA-256
cc7800f63a9937e2ed02fe0d528c91b62530b5388b6729700ff585a960a10351

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
HiSilicon: one of Hi3531DV200, Hi3559AV100
Architecture
arm
Bootloader
U-Boot 2010.06-svn2599
Flash
256.0 MB
Image dates
Oct 20, 2021
Security
Signed
Flash layout: 13 partitions, 8 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
miniboot0xa00000000xa0080000512.0 KBminiboot.bin.img—2021-10-20
uboot0xa00800000xa01800001.0 MBu-boot.bin.img—2021-10-20
uboot_brk0xa01800000xa02800001.0 MBnot written——
env0xa02800000xa04800002.0 MBnot written——
romfs0xa04800000xa378000051.0 MBromfs-x.squashfs.imgsquashfs2021-10-20
custom0xa37800000xa39800002.0 MBcustom-x.squashfs.imgsquashfs2021-10-20
web0xa39800000xa488000015.0 MBminios-x.squashfs.imgsquashfs2021-10-20
logo0xa48800000xa4a800002.0 MBlogo-x.squashfs.imgsquashfs2021-10-20
dgs0xa4a800000xa4b00000512.0 KBnot written——
ext_usr0xa4b000000xa700000037.0 MBext_usr-x.squashfs.imgsquashfs2021-10-20
config_fw0xa70000000xa76000006.0 MBnot written——
config0xa76000000xa800000010.0 MBnot written——
algorithm0xa80000000xb0000000128.0 MBalgorithm-x.squashfs.imgsquashfs2021-10-20

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