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Firmware

DH_HCVRxx04HG(P)-X_Eng_P_V3.200.0001.19.R.20171018.bin

Viatec and Cifra firmware released Oct 18, 2017. May work with 3 devices, including N6, OEM_TYPE.

Released
Oct 18, 2017
Version
V3.200.0001.19.R
Size
18.6 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
5368bd7f1a9538d0e429f74f8423fec9
SHA-256
7c34b33459e6c7b4ae739bd152ef8cbc229769aee272a0e3807d5e20ecf3a95b

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: the installer script's board checks, 4 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Bootloader
U-Boot 1.3.1
Flash
32.0 MB
Image dates
Oct 18, 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—2017-10-18
rootfs0xa00800000xa178000023.0 MBromfs-x.cramfs.imgcramfs2017-10-18
web0xa17800000xa1b000003.5 MBweb-x.cramfs.imgcramfs2017-10-18
custom0xa1b000000xa1b80000512.0 KBcustom-x.cramfs.imgcramfs2017-10-18
logo0xa1b800000xa1c40000768.0 KBlogo-x.cramfs.imgcramfs2017-10-18
config0xa1c400000xa1d800001.3 MBnot written——
config10xa1d800000xa20000002.5 MBnot written——

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