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Firmware

DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V2.820.0000013.2.R.221019.bin

Dahua firmware released Oct 19, 2022. May work with 47 devices, including CA-HZ2023GB-A, CA-HZ2023GB1-B, CA-HZ2025GB-A.

Released
Oct 19, 2022
Version
V2.820.0000013.2.R
Size
318.9 MB
Hardware
47 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
21ed694981ad847c82075fdc8672497c
SHA-256
d0459aa9b555cd1f3b339aed6976a4eb1fa667ed8528ede9013219511ffb8836

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (47 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 47 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, 47 IDs
  • hwid in check.bin: the device's own hardware check list, 47 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 47 IDs

Technical details

Read from inside the firmware (dahua ptz package). This file bundles 2 firmware images.

Firmware image

Architecture
arm
OEM build
General
Image dates
Oct 19, 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: 9 partitions, 9 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
mini-boot0x00x1000001.0 MBdhboot-min.bin.img—2022-10-19
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2022-10-19
dtb0x5000000x6000001.0 MBdhdtb.bin.img—2022-10-19
pd0x42000000x4a000008.0 MBpd-x.squashfs.imgsquashfs2022-10-19
kernel0x4a000000x560000012.0 MBkernel.img—2022-10-19
web0x56000000x760000032.0 MBweb-x.squashfs.imgsquashfs2022-10-19
rootfs0x76000000xd60000096.0 MBromfs-x.squashfs.imgsquashfs2022-10-19
firmware0x1ab000000x22b00000128.0 MBfirmware-x.ext4_aa.img—2022-10-19
firmware0x22b000000x32b00000256.0 MBfirmware-x.ext4_ab.img—2022-10-19

check.bin

Architecture
arm
OEM build
General
Image dates
Oct 19, 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

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