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Firmware

DH_SD-Eos_MultiLang_NP_Stream3_V2.812.0000017.0.R.220928.bin

Dahua firmware released Sep 28, 2022. May work with 71 devices, including CA-HZ1020U, CA-HZ1020U1, CA-HZ1023MU.

Released
Sep 28, 2022
Version
V2.812.0000017.0.R
Size
35.8 MB
Hardware
71 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
8f6c7bde35695c72f523a3e38b34492d
SHA-256
381d75f2802aa604531cba886632af90a5594a7a9bd2c2b1f26e89ec4ee20c7e

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (71 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 71 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, 71 IDs

Technical details

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

Architecture
arm
OEM build
General
Flash
128.0 MB
Image dates
Sep 28, 2022
Security
Signed
Language & video
English by default · 23 languages · NTSC
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: 17 partitions, 8 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
upmcu00x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2022-09-28
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2022-09-28
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2022-09-28
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2022-09-28
Kernel0xd000000x12000005.0 MBkernel.img—2022-09-28
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2022-09-28
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2022-09-28
user(ro)0x22000000x3a8000024.5 MBuser-x.squashfs.imgsquashfs2022-09-28
lens0x71000000x72000001.0 MBnot written——
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—
devconfig0x7e000000x7f000001.0 MBnot writtenjffs2—
dgs0x7f000000x80000001.0 MBnot written——

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