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Firmware

DH_IPC-HX25(8)XX-Molec_MultiLang_PN_V2.820.0000000.33.R.210705.bin

Dahua and CCTV App firmware released Jul 5, 2021. May work with 16 devices, including IPC-B2A80-SA, IPC-HDW2431TP-ASDZ, IPC-HDW2531TP-AS.

Released
Jul 5, 2021
Version
V2.820.0000000.33.R
Size
28.1 MB
Hardware
16 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
26f2eb3a088624114337cca2fda27c21
SHA-256
861e23be6c4dc55ae17611bd44ffd095e107e6afd0a555e6abde58ea99502124

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (16 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 16 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, 16 IDs

Technical details

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

SoC
SigmaStar: one of SSC328, SSC325
Architecture
arm
OEM build
General
Bootloader
U-Boot 2010.06-svn8930
Flash
128.0 MB
Image dates
Jul 5, 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—2021-07-05
U-Boot0x3400000x400000768.0 KBdhboot.bin.img—2021-07-05
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.imgcramfs2021-07-05
product(ro)0x1d000000x22000005.0 MBnot writtensquashfs—
Kernel0x22000000x29000007.0 MBkernel.img—2021-07-05
web(ro)0x29000000x330000010.0 MBweb-x.squashfs.imgsquashfs2021-07-05
romfs(ro)0x33000000x4c0000025.0 MBromfs-x.squashfs.imgsquashfs2021-07-05
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——

Also published as

Byte-for-byte identical files under other names:

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