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Firmware

General_IPC-HX5XXX-Volt_MultiLang_NP_Stream3_V2.840.0000000.7.R.210828.bin

ENS Security firmware released Aug 28, 2021. May work with 252 devices, including IPC-HCBW8442P, IPC-HDB5243E-ZYH-27135, IPC-HDBW4243R-AS.

Released
Aug 28, 2021
Version
V2.840.0000000.7.R
Size
84.9 MB
Hardware
252 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
5dea1da1d485130d1b04e5de9faa0002
SHA-256
4388863e4ff9626a0107527349ae5558ab546a38b6f3da0ac8513c38aa79a7ec

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (252 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 252 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, 252 IDs

Technical details

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

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
General
Flash
128.0 MB
Image dates
Aug 28, 2021
Security
Signed, encrypted, security baseline V2.1
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: 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—2021-08-28
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.imgcramfs2021-08-28
dgs0x17000000x18000001.0 MBnot written——
kernel_min0x18000000x1a000002.0 MBkernel_min.img—2021-08-28
romfs_min(ro)0x1a000000x1e800004.5 MBromfs_min-x.squashfs.imgsquashfs2021-08-28
bakpart(ro)0x1e800000x1f00000512.0 KBpartition-x-bak.cramfs.imgcramfs2021-08-28
appdata0x1f000000x25000006.0 MBnot writtenubi—
Kernel0x25000000x29000004.0 MBkernel.img—2021-08-28
romfs(ro)0x29000000x520000041.0 MBromfs-x.squashfs.imgsquashfs2021-08-28
firmware(ro)0x52000000x800000046.0 MBfirmware-x.squashfs.imgsquashfs2021-08-28

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.

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