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Firmware

DH_MCVR62XX_Eng_N_V3.216.0000000.0.R.180919.bin

Dahua firmware released Sep 19, 2018. May work with 2 devices.

Released
Sep 19, 2018
Version
V3.216.0000000.0.R
Size
18.5 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
2244c2f12ca22f6dbd09f8c9e50ba4cc
SHA-256
92821c4d7ea3c3316480a5b2aac6f03ce1595cf867f1fb73428c5450aa6813ac

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (2 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, 3 IDs

Technical details

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

SoC
HiSilicon: one of Hi3520DV300, Hi3521A, Hi3531A
Architecture
arm
Kernel
Linux 3.10.0-SVN
Bootloader
U-Boot 2010.06-svn3096
Flash
80.0 MB
Image dates
Sep 18, 2018
Security
Signed, not encrypted
Flash layout: 12 partitions, 6 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa00000000xa02000002.0 MBu-boot.bin.img—2018-09-18
kernel0xa04000000xa08000004.0 MBuImage.img—2018-09-18
rootfs0xa08000000xa1b8000019.5 MBromfs-x.squashfs.imgsquashfs2018-09-18
upadteflag0xa1b800000xa1c800001.0 MBnot written——
sysbackup0xa1c800000xa348000024.0 MBnot written——
web0xa34800000xa3e8000010.0 MBweb-x.squashfs.imgsquashfs2018-09-18
custom0xa3e800000xa3f00000512.0 KBcustom-x.squashfs.imgsquashfs2018-09-18
logo0xa3f000000xa40000001.0 MBlogo-x.squashfs.imgsquashfs2018-09-18
record10xa40000000xa45000005.0 MBnot written——
record20xa45000000xa4a000005.0 MBnot written——
bcfg0xa4a000000xa4d000003.0 MBnot written——
config0xa4d000000xa50000003.0 MBnot written——

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