Skip to content

Firmware

DH_IPC-HX2XXX-Hertz_MultiLang_PN_V2.820.0000000.49.R.220815.bin

Dahua firmware released Aug 15, 2022. May work with 14 devices, including IPC-HDBW3433R-AS-S3, IPC-HDBW3433R-S-S3, IPC-HDW2230TP-AS-S2-QH2.

Released
Aug 15, 2022
Version
V2.820.0000000.49.R
Size
29.1 MB
Hardware
14 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
8b7e7b5ca49d8a04e19b316cc83f65fd
SHA-256
cdea007e190896fa37f70befbbe646d970f104383afb629209a749d6e013c093

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (14 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 14 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, 14 IDs

Technical details

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

SoC
SigmaStar: one of SSC335DE, SSC335
Architecture
arm
OEM build
General
Bootloader
U-Boot 2010.06-svn10174
Flash
128.0 MB
Image dates
Aug 15, 2022
Security
Signed
Language & video
English by default · 23 languages · PAL
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 20 partitions, 5 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x2800002.5 MBnot written——
U-Boot0x3400000x400000768.0 KBdhboot.bin.img—2022-08-15
hwid0x4000000x5000001.0 MBnot written——
dgs0x5000000x6000001.0 MBnot written——
syslog0x6000000xd000007.0 MBnot writtenubi—
config0xd000000x14000007.0 MBnot writtenubi—
backup0x14000000x1b000007.0 MBnot writtenubi—
updateflag0x1b000000x1c000001.0 MBnot written——
partition(ro)0x1c000000x1d000001.0 MBpartition-x.cramfs.imgcramfs2022-08-15
product(ro)0x1d000000x22000005.0 MBnot writtensquashfs—
Kernel0x22000000x29000007.0 MBkernel.img—2022-08-15
web(ro)0x29000000x330000010.0 MBweb-x.squashfs.imgsquashfs2022-08-15
romfs(ro)0x33000000x4c0000025.0 MBromfs-x.squashfs.imgsquashfs2022-08-15
aewb(ro)0x4c000000x4e000002.0 MBnot writtensquashfs—
backpart(ro)0x4e000000x4f000001.0 MBnot written——
backproduct(ro)0x4f000000x54000005.0 MBnot written——
backkernel0x54000000x5b000007.0 MBnot written——
backweb(ro)0x5b000000x650000010.0 MBnot written——
backromfs(ro)0x65000000x7e0000025.0 MBnot written——
backaewb(ro)0x7e000000x80000002.0 MBnot written——

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