Firmware
DH_SD-Eos_EngSpnFrn_N_Stream3_V2.420.0001.0.R.20160523.bin
Dahua firmware released May 23, 2016. May work with 8 devices, including CA-HZ1030U, CA-HZ2023U, CA-HZ2030U-F.
- Released
- May 23, 2016
- Version
- V2.420.0001.0.R
- Size
- 32.6 MB
- Hardware
- 8 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
519b1fcec17d08e1212535e755a3261f- SHA-256
66aa8e77ef118453c515b9016d9bc80f57cc365b02a883af32afcc680b9c6bf8
Where it's published
Available from
Dahua
DahuaFileDirectory
CurrentV2.420.0001.0.R · Listed date May 23, 2016
Compatible hardware
Hardware IDs this firmware's installer accepts (8 devices).
Where these IDs come from
- hwid: the device's own hardware check list, 8 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, 8 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-svn2661
- Flash
- 126.0 MB
- Image dates
- May 23, 2016 to Mar 10, 2017
- Security
- Not signed, not encrypted
- Language & video
- English by default · 3 languages · NTSC
Supported languages (3)
English, Spanish, French
Flash layout: 14 partitions, 8 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| U-Boot | 0x200000 | 0x300000 | 1.0 MB | dhboot.bin.img | — | 2016-05-23 |
| 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 | 2016-05-23 |
| custom(ro) | 0x600000 | 0x980000 | 3.5 MB | custom-x.squashfs.img | squashfs | 2016-05-23 |
| product(ro) | 0x980000 | 0xd00000 | 3.5 MB | pd-x.squashfs.img | squashfs | 2016-05-23 |
| Kernel | 0xd00000 | 0x1200000 | 5.0 MB | kernel.img | — | 2016-05-23 |
| romfs(ro) | 0x1200000 | 0x1a00000 | 8.0 MB | romfs-x.squashfs.img | squashfs | 2017-03-10 |
| web(ro) | 0x1a00000 | 0x2200000 | 8.0 MB | web-x.squashfs.img | squashfs | 2016-05-23 |
| user(ro) | 0x2200000 | 0x3a80000 | 24.5 MB | user-x.squashfs.img | squashfs | 2017-03-10 |
| 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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