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Firmware

DH_XVR7x16_Eng_P_V3.218.0000001.2.R.170808.bin

ASM firmware released Aug 8, 2017. May work with 1 device.

Released
Aug 8, 2017
Version
V3.218.0000001.2.R
Size
14.5 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
9a524c372ac8ab3643b3af77a8b0c407
SHA-256
25112f997835b13094b31d1c9c56cad668c94e70e37705bd3bc71e7ee1154655

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 Hi3520DV300, Hi3521A, Hi3531A
Architecture
arm
Bootloader
U-Boot 2010.06-svn2824
Flash
16.0 MB
Image dates
Aug 7, 2017
Security
Signed, not encrypted
Flash layout: 6 partitions, 5 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa00000000xa0050000320.0 KBu-boot.bin.img—2017-08-07
rootfs0xa00600000xa0da000013.3 MBromfs-x.cramfs.imgsquashfs2017-08-07
web0xa0da00000xa0f400001.6 MBweb-x.cramfs.imgsquashfs2017-08-07
custom0xa0f400000xa0f60000128.0 KBcustom-x.cramfs.imgcramfs2017-08-07
logo0xa0f600000xa0f80000128.0 KBlogo-x.cramfs.imgcramfs2017-08-07
config0xa0f800000xa1000000512.0 KBnot written——

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