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Firmware

DH_IPC-HX1XXX-Eos_EngSpn_N_V2.420.0000.16.R.20160322.bin

Dahua and Viatec firmware released Mar 22, 2016. May work with 6 devices, including IPC-HDBW2120R-AS, IPC-HDW2221S, IPC-HF4120.

Released
Mar 22, 2016
Version
V2.420.0000.16.R
Size
10.5 MB
Hardware
6 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
90b826d5fc197119518beb170114ce28
SHA-256
82887f6760d30c046b9b00c7f5fe0aa07fc865c9403e2fd46338dc978b892cda

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (6 devices).

Where these IDs come from
  • check.img: the device's own hardware check list, 6 IDs
  • hwid: the device's own hardware check list, 6 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)

Technical details

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

SoC
HiSilicon Hi3518
Architecture
arm
OEM build
General
Kernel
Linux 3.0.8
Bootloader
U-Boot 2010.06-svn2464
Flash
16.0 MB
Image dates
Mar 22, 2016 to Jan 12, 2017
Security
Not signed, not encrypted
Language & video
English by default · 2 languages · NTSC
Supported languages (2)

English, Spanish

Flash layout: 12 partitions, 8 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x800000xc0000256.0 KBdhboot.bin.img—2016-03-22
hwid0xc00000x100000256.0 KBnot written——
partition(ro)0x1000000x140000256.0 KBpartition-x.cramfs.imgcramfs2016-03-22
custom(ro)0x1400000x160000128.0 KBcustom-x.squashfs.imgsquashfs2016-03-22
product(ro)0x1600000x180000128.0 KBpd-x.squashfs.imgsquashfs2016-03-22
Kernel0x1800000x2e00001.4 MBkernel.img—2016-03-22
web(ro)0x2e00000x5000002.1 MBweb-x.squashfs.imgsquashfs2016-03-22
romfs(ro)0x5000000x6a00001.6 MBromfs-x.squashfs.imgsquashfs2016-11-17
user(ro)0x6a00000xee00008.3 MBuser-x.squashfs.imgsquashfs2017-01-12
syslog0xee00000xf40000384.0 KBnot writtenjffs2—
config0xf400000xfa0000384.0 KBnot writtenjffs2—
backup0xfa00000x1000000384.0 KBnot writtenjffs2—

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