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Firmware

General_IPC-HX8XXX-Nova_Eng_PN_Stream3_V2.640.0000009.0.R.220815.bin

Dahua firmware released Aug 15, 2022. May work with 40 devices, including IPC-HDBW81230E-Z, IPC-HDBW81230E-ZH, IPC-HDBW8231EP-ZH-0735-S2.

Released
Aug 15, 2022
Version
V2.640.0000009.0.R
Size
29.0 MB
Hardware
40 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
c23a6ad4eda2b23930d1dde704bba8d7
SHA-256
c69e63b95fb6fc3c2ad78f32da163ce711298f6c6a0e34c696f1820569d341d8

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (40 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 40 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, 40 IDs

Technical details

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

SoC
HiSilicon Hi3519
Architecture
arm
OEM build
General
Kernel
Linux 3.18.20
Bootloader
U-Boot 2010.06-svn4992
Flash
528.0 MB
Image dates
Aug 15, 2022
Security
Signed, not encrypted
Language & video
English by default · PAL
Flash layout: 14 partitions, 7 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2022-08-15
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2022-08-15
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2022-08-15
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2022-08-15
Kernel0xd000000x12000005.0 MBkernel.img—2022-08-15
web(ro)0x12000000x1a000008.0 MBweb-x.squashfs.imgsquashfs2022-08-15
romfs(ro)0x1a000000x320000024.0 MBromfs-x.squashfs.imgsquashfs2022-08-15
ext(ro)0x32000000x430000017.0 MBnot writtensquashfs—
syslog0x70000000x74000004.0 MBnot writtenubi—
config0x74000000x7a000006.0 MBnot writtenubi—
backup0x7a000000x80000006.0 MBnot writtenubi—
fpga0x200000000x2100000016.0 MBnot written——

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