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Firmware

DH_SD-Mao-Rhea_Eng_P_Stream3_IVS_V2.623.0000000.2.R.180801.bin

Dahua firmware released Aug 1, 2018. May work with 19 devices, including CA-HZ1023UT, CA-HZ1031UT, CA-HZ2012T-S2.

Released
Aug 1, 2018
Version
V2.623.0000000.2.R
Size
28.8 MB
Hardware
19 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
34a0ad8251d8b219e458be138747da33
SHA-256
aaebe796954b0533b35005e3d66f9842df256382e656476479810917d9717285

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (19 devices).

Where these IDs come from
  • Install: the installer's device list (board families), 5 IDs, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 19 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

SoC
Ambarella S3L
Architecture
arm
OEM build
General
Kernel
Linux 3.10.73
Bootloader
U-Boot 2010.06-svn5213
Flash
126.0 MB NAND
Image dates
Aug 1, 2018
Security
Signed, not encrypted
Language & video
English by default · PAL
Flash layout: 15 partitions, 9 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x1000001.0 MBdhboot-min.bin.img—2018-08-01
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2018-08-01
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2018-08-01
custom(ro)0x6000000x9400003.3 MBcustom-x.squashfs.imgsquashfs2018-08-01
product(ro)0x9400000xc800003.3 MBpd-x.squashfs.imgsquashfs2018-08-01
Kernel0xc800000x12000005.5 MBkernel.img—2018-08-01
romfs(ro)0x12000000x16000004.0 MBromfs-x.squashfs.imgsquashfs2018-08-01
web(ro)0x16000000x1e000008.0 MBweb-x.squashfs.imgsquashfs2018-08-01
user(ro)0x1e000000x3a8000028.5 MBuser-x.squashfs.imgsquashfs2018-08-01
lens0x71000000x72000001.0 MBnot written——
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—

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