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Firmware

DH_SD-Eos_MultiLang_PN_Stream3_V2.812.0000015.0.R.220609.bin

Dahua firmware released Jun 9, 2022. May work with 71 devices, including CA-HZ1020U, CA-HZ1020U1, CA-HZ1023MU.

Released
Jun 9, 2022
Version
V2.812.0000015.0.R
Size
35.8 MB
Hardware
71 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
ec8e4ccdd5315e411bd62caeea46c853
SHA-256
b71325561254dd792508b414a2f5fc0fc21adaa4bd1b41282ea393c8711f2234

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
Jun 9, 2022
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—2022-06-09
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2022-06-09
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2022-06-09
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2022-06-09
Kernel0xd000000x12000005.0 MBkernel.img—2022-06-09
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2022-06-09
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2022-06-09
user(ro)0x22000000x3a8000024.5 MBuser-x.squashfs.imgsquashfs2022-06-09
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.