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Firmware

DH_IPC-HX2XXX-Molec_MultiLang_NP_USA_V2.820.0000000.37.R.210901.bin

Dahua firmware released Sep 1, 2021. May work with 74 devices, including IPC-HDB3233DR-AS-AC24V, IPC-HDBW2231EP-S-S2-QH, IPC-HDBW2231FP-AS-S2.

Released
Sep 1, 2021
Version
V2.820.0000000.37.R
Size
28.5 MB
Hardware
74 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
b20ddc3c7102ae80cc76d870f1332d20
SHA-256
4f5ba694da91254228c42f8ca164259d9f823dd1194919c1cca08b1d0952db50

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (74 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 74 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, 74 IDs

Technical details

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

SoC
SigmaStar SSC325
Architecture
arm
OEM build
General
Bootloader
U-Boot 2010.06-svn9381
Flash
128.0 MB
Image dates
Sep 1, 2021
Security
Signed, encrypted
Language & video
English by default · 23 languages · NTSC
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, 6 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x2800002.5 MBdhboot-min.bin.img—2021-09-01
U-Boot0x3400000x400000768.0 KBdhboot.bin.img—2021-09-01
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.imgcramfs2021-09-01
product(ro)0x1d000000x22000005.0 MBnot writtensquashfs—
Kernel0x22000000x29000007.0 MBkernel.img—2021-09-01
web(ro)0x29000000x330000010.0 MBweb-x.squashfs.imgsquashfs2021-09-01
romfs(ro)0x33000000x4c0000025.0 MBromfs-x.squashfs.imgsquashfs2021-09-01
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.