Firmware
DH_SD-Eos_MultiLang_PN_Stream3_V2.623.0000000.21.R.190320.bin
Dahua firmware released Mar 20, 2019. May work with 70 devices, including CA-HZ1020U, CA-HZ1020U1, CA-HZ1023MU.
- Released
- Mar 20, 2019
- Version
- V2.623.0000000.21.R
- Size
- 33.1 MB
- Hardware
- 70 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
1098c477b02684efe92aec4fbe9384f5- SHA-256
7fb5ee6752e83da3022eb858403398e38d811ba8c4daa5a304f5c9fcbf9123a9
Where it's published
Available from
Dahua
Dahua France
CurrentSold as
V2.623.0000000.21.R · Listed date Mar 20, 2019
Compatible hardware
Hardware IDs this firmware's installer accepts (70 devices).
- CA-HZ1020U
- CA-HZ1020U1
- CA-HZ1023MU
- CA-HZ1023U
- CA-HZ1023U1
- CA-HZ1023U1-A
- CA-HZ1023UA
- CA-HZ1023UBC
- CA-HZ1023UC1-A
- CA-HZ1023UD1-A
- CA-HZ1030U
- CA-HZ1031MU
- CA-HZ1031U
- CA-HZ1031U1
- CA-HZ1031U1-A
- CA-HZ1031UA
- CA-HZ1031UD1-A
- CA-HZ2020U
- CA-HZ2020U1
- CA-HZ2023MU
- CA-HZ2023U
- CA-HZ2023U1
- CA-HZ2023U1-A
- CA-HZ2023UA
- CA-HZ2023UBC
- CA-HZ2023UC1-A
- CA-HZ2023UD1-A
- CA-HZ2025U
- CA-HZ2025U1
- CA-HZ2025U1-A
- CA-HZ2026-EOS-A
- CA-HZ2026U
- CA-HZ2030DU
- CA-HZ2030DUA
- CA-HZ2030MU
- CA-HZ2030U-FI
- CA-HZ2030U1
- CA-HZ2030U2
- CA-HZ2030U3
- CA-HZ2030UAC
- CA-HZ2030UB
- CA-HZ2030UB-B
- CA-HZ2030UBC
- CA-HZ2030UE-B
- CA-HZ2036U
- CA-HZ2037UA-A
- CA-HZ2040U
- CA-HZ2040U1-A
- CA-HZ2045U
- CA-HZ2045U1-A
- CA-HZ2045UC-A
- CA-HZ4026U
- CA-HZ4030U
- CA-HZ4030UA
- CA-HZ4030UB-A
- CA-HZ4030UBC
- CA-HZ4040UA-A
- CA-HZ5030UB-A
- CA-HZ5045UA-A
- CA-HZ6030U
- CA-HZ6030UAC
- SD42D204U-HN
- SD42D210U-HN
- SD6C80FA-GN
- SD6C80FA-GN-A
- SD6C80FA-GNX
- SD6C82FA-GN
- SD6C82FA-GNX
- SD6C90FA-GN
- SD6C90FA-GNX
Where these IDs come from
- hwid: the device's own hardware check list, 70 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, 70 IDs
Technical details
Read from inside the firmware (dahua package (zip variant)).
- SoC
- HiSilicon Hi3516A
- Architecture
- arm
- OEM build
- General
- Kernel
- Linux 3.4.35
- Bootloader
- U-Boot 2010.06-svn5163
- Flash
- 126.0 MB
- Image dates
- Mar 20, 2019
- Security
- Signed, not encrypted
- Language & video
- English by default · 14 languages · PAL
Supported languages (14)
English, Italian, Spanish, Russian, French, German, Portuguese, Polish, Korean, Farsi, Czech, Dutch, Arabic, SpanishEU
Flash layout: 15 partitions, 8 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| upmcu0 | 0x0 | 0x100000 | 1.0 MB | not written | — | — |
| U-Boot | 0x200000 | 0x300000 | 1.0 MB | dhboot.bin.img | — | 2019-03-20 |
| hwid | 0x300000 | 0x400000 | 1.0 MB | not written | — | — |
| updateflag | 0x400000 | 0x500000 | 1.0 MB | not written | — | — |
| partition(ro) | 0x500000 | 0x600000 | 1.0 MB | partition-x.cramfs.img | cramfs | 2019-03-20 |
| custom(ro) | 0x600000 | 0x980000 | 3.5 MB | custom-x.squashfs.img | squashfs | 2019-03-20 |
| product(ro) | 0x980000 | 0xd00000 | 3.5 MB | pd-x.squashfs.img | squashfs | 2019-03-20 |
| Kernel | 0xd00000 | 0x1200000 | 5.0 MB | kernel.img | — | 2019-03-20 |
| romfs(ro) | 0x1200000 | 0x1a00000 | 8.0 MB | romfs-x.squashfs.img | squashfs | 2019-03-20 |
| web(ro) | 0x1a00000 | 0x2200000 | 8.0 MB | web-x.squashfs.img | squashfs | 2019-03-20 |
| user(ro) | 0x2200000 | 0x3a80000 | 24.5 MB | user-x.squashfs.img | squashfs | 2019-03-20 |
| lens | 0x7100000 | 0x7200000 | 1.0 MB | not written | — | — |
| syslog | 0x7200000 | 0x7600000 | 4.0 MB | not written | ubi | — |
| config | 0x7600000 | 0x7a00000 | 4.0 MB | not written | ubi | — |
| backup | 0x7a00000 | 0x7e00000 | 4.0 MB | not written | ubi | — |
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