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Firmware

DH_SD-Eos_MultiLang_PN_Stream3_V2.812.0000009.0.R.211011.bin

Dahua firmware released Oct 11, 2021. May work with 71 devices, including CA-HZ1020U, CA-HZ1020U1, CA-HZ1023MU.

Released
Oct 11, 2021
Version
V2.812.0000009.0.R
Size
35.9 MB
Hardware
71 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
78d8efd7ac983285f2ff936b64490f30
SHA-256
c445ccd543dda08b3edd524ee8a44cca60e011b18fb76079fb8f0998895d4151

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
Oct 11, 2021
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: 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—2021-10-11
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2021-10-11
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2021-10-11
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2021-10-11
Kernel0xd000000x12000005.0 MBkernel.img—2021-10-11
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2021-10-11
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2021-10-11
user(ro)0x22000000x3a8000024.5 MBuser-x.squashfs.imgsquashfs2021-10-11
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.