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Firmware

DH_IPC-HX8XXX-Nova_EngSpnFrn_N_Stream3_V2.620.0000.0.R.20170620.bin

Dahua firmware released Jun 20, 2017. May work with 25 devices, including IPC-HDBW81230E-Z, IPC-HDBW81230E-ZH, IPC-HDBW8231EP-ZH-0735-S2.

Released
Jun 20, 2017
Version
V2.620.0000.0.R
Size
30.0 MB
Hardware
25 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
decbe0752ff4fa1c573d50cf3f26bd72
SHA-256
c6acf1ffbe93d740889d65356ca41a70035ca5121d021bc05e4fb2a1f695136b

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (25 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 25 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 25 IDs

Technical details

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

SoC
HiSilicon Hi3519
Architecture
arm
OEM build
General
Kernel
Linux 3.18.20
Bootloader
U-Boot 2010.06-svn4545
Flash
528.0 MB
Image dates
Jun 20, 2017
Security
Signed, not encrypted
Language & video
English by default · 3 languages · NTSC
Supported languages (3)

English, Spanish, French

Flash layout: 14 partitions, 7 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2017-06-20
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2017-06-20
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2017-06-20
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2017-06-20
Kernel0xd000000x12000005.0 MBkernel.img—2017-06-20
web(ro)0x12000000x1a000008.0 MBweb-x.squashfs.imgsquashfs2017-06-20
romfs(ro)0x1a000000x320000024.0 MBromfs-x.squashfs.imgsquashfs2017-06-20
ext(ro)0x32000000x430000017.0 MBnot writtensquashfs—
syslog0x70000000x74000004.0 MBnot writtenubi—
config0x74000000x7a000006.0 MBnot writtenubi—
backup0x7a000000x80000006.0 MBnot writtenubi—
fpga0x200000000x2100000016.0 MBnot written——

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