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Firmware

DH_IPC-HX2XXX-Molec_MultiLang_PN_V2.820.0000000.27.R.210107.bin

Dahua firmware released Jan 7, 2021. May work with 58 devices, including IPC-HDB3233DR-AS-AC24V, IPC-HDBW2231FP-AS-S2, IPC-HDBW2233R-S-BF.

Released
Jan 7, 2021
Version
V2.820.0000000.27.R
Size
27.8 MB
Hardware
58 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
0cee02862df6fb1d64041247ce744633
SHA-256
b8991f96b7d3c0219fbb34fcd44fb25b34997824e7e2618be4cd8a8864ea434e

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (58 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 58 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, 58 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-svn8682
Flash
128.0 MB
Image dates
Jan 7, 2021
Security
Signed, encrypted
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, 6 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x2800002.5 MBdhboot-min.bin.img—2021-01-07
U-Boot0x3400000x400000768.0 KBdhboot.bin.img—2021-01-07
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.imgcramfs2021-01-07
product(ro)0x1d000000x22000005.0 MBnot writtensquashfs—
Kernel0x22000000x29000007.0 MBkernel.img—2021-01-07
web(ro)0x29000000x330000010.0 MBweb-x.squashfs.imgsquashfs2021-01-07
romfs(ro)0x33000000x4c0000025.0 MBromfs-x.squashfs.imgsquashfs2021-01-07
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.