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Firmware

IPC-3849_V2.840.230425.bin

GSS and Dahua firmware released Apr 25, 2023. May work with 253 devices, including IPC-HCBW8442P, IPC-HDB5243E-ZYH-27135, IPC-HDBW4243R-AS.

Released
Apr 25, 2023
Version
V2.840.230425
Size
84.8 MB
Hardware
253 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
07304bc531e534a87e4a36b9da001c49
SHA-256
11a526c159780650e5e2376694c51054b83ec28842bc910d1e62edf589649561

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (253 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 253 IDs
  • Install: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 253 IDs

Technical details

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

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
Dahua
Flash
128.0 MB
Image dates
Apr 25, 2023
Security
Signed, encrypted, security baseline V2.1
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: 16 partitions, 8 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2023-04-25
updateflag0x3000000x4000001.0 MBnot written——
hwid0x4000000x480000512.0 KBnot written——
config0x4800000xa800006.0 MBnot writtenubi—
backup0xa800000x10800006.0 MBnot writtenubi—
syslog0x10800000x16800006.0 MBnot writtenubi—
partition(ro)0x16800000x1700000512.0 KBpartition-x.cramfs.imgcramfs2023-04-25
dgs0x17000000x18000001.0 MBnot written——
kernel_min0x18000000x1a000002.0 MBkernel_min.img—2023-04-25
romfs_min(ro)0x1a000000x1e800004.5 MBromfs_min-x.squashfs.imgsquashfs2023-04-25
bakpart(ro)0x1e800000x1f00000512.0 KBpartition-x-bak.cramfs.imgcramfs2023-04-25
appdata0x1f000000x25000006.0 MBnot writtenubi—
Kernel0x25000000x29000004.0 MBkernel.img—2023-04-25
romfs(ro)0x29000000x520000041.0 MBromfs-x.squashfs.imgsquashfs2023-04-25
firmware(ro)0x52000000x800000046.0 MBfirmware-x.squashfs.imgsquashfs2023-04-25

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.1 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

Also published as

Byte-for-byte identical files under other names:

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