Skip to content

Firmware

General_IPC-HX7XXX-Darwin_MultiLang_PN_V3.000.0000000.18.R.250429.zip

Dahua firmware released Apr 29, 2025. May work with 10 devices, including IPC-HDBW7442HP-Z-0832-S2, IPC-HDBW7442HP-Z-2712F-S2, IPC-HDBW7842HP-Z-0832-S2.

Released
Apr 29, 2025
Version
V3.000.0000000.18.R
Size
461.5 MB
Hardware
10 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
81bbec9e21f0988313810959234bb842
SHA-256
2d1d1f2f65124da24f6b041dad01e5f0eeec055a75acb7889048bcba44222d5c

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (10 devices).

Where these IDs come from
  • check.img in firmware.bin: the device's own hardware check list, 10 IDs
  • Install in firmware.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • hwid in General_IPC-HX7XXX-Darwin_MultiLang_PN_V3.000.0000000.18.R.250429.bin: the device's own hardware check list, 10 IDs
  • Install in General_IPC-HX7XXX-Darwin_MultiLang_PN_V3.000.0000000.18.R.250429.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in General_IPC-HX7XXX-Darwin_MultiLang_PN_V3.000.0000000.18.R.250429.bin: the device's own hardware check list, 10 IDs
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 10 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 3 firmware images.

firmware.bin

Architecture
arm
OEM build
General
Image dates
Apr 29, 2025
Security
Signed, encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
firmware0x258000000x658000001.0 GBfirmware-x.ext4.imgext42025-04-29

General_IPC-HX7XXX-Darwin_MultiLang_PN_V3.000.0000000.18.R.250429.bin

SoC
Ambarella
Architecture
arm
OEM build
General
Bootloader
U-Boot 2016.11-svn8293
Flash
17179869185.7 GB
Image dates
Apr 29, 2025
Security
Signed
Language & video
English by default · 23 languages · PAL
Supported languages (23)

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

Flash layout: 24 partitions, 7 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBdhboot-min.bin.img—2025-04-29
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2025-04-29
hwid0x3000000x4000001.0 MBnot written——
dgs0x4000000x5000001.0 MBnot written——
config0x5000000x250000032.0 MBnot writtenext4—
backup0x25000000x450000032.0 MBnot writtenext4—
syslog0x45000000x550000016.0 MBnot writtenext4—
updateflag0x55000000x56000001.0 MBnot written——
dtb(ro)0x56000000x57000001.0 MBdhdtb.bin.imgcramfs2025-04-29
product(ro)0x57000000x670000016.0 MBpd-x.squashfs.imgsquashfs2025-04-29
Kernel0x67000000x770000016.0 MBkernel.img—2025-04-29
romfs(ro)0x77000000xf700000128.0 MBromfs-x.squashfs.imgsquashfs2025-04-29
web(ro)0xf7000000x1370000064.0 MBweb-x.squashfs.imgsquashfs2025-04-29
aewb(ro)0x137000000x1470000016.0 MBnot writtensquashfs—
backdtb(ro)0x147000000x148000001.0 MBnot written——
backproduct(ro)0x148000000x1580000016.0 MBnot written——
backkernel0x158000000x1680000016.0 MBnot written——
backromfs(ro)0x168000000x1e800000128.0 MBnot written——
backweb(ro)0x1e8000000x2280000064.0 MBnot written——
backaewb(ro)0x228000000x2380000016.0 MBnot written——
data0x238000000x2580000032.0 MBnot written——
firmware(ro)0x258000000x658000001.0 GBnot writtenext4—
ext0x658000000x6d800000128.0 MBnot written——
appdata0x6d8000000x1000000006d7fffff17179869184.0 GBnot writtenext4—

web-x.squashfs.bin

Architecture
arm
OEM build
General
Image dates
Apr 29, 2025
Security
Signed, encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
web0xf7000000x1370000064.0 MBweb-x.squashfs.imgsquashfs2025-04-29

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