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Firmware

DH_IPC-HX4XXX-Volt_Eng_N_Stream3_V2.800.12JW001.0.R.200610.bin

Dahua firmware released Jun 10, 2020. May work with 74 devices, including IPC-HDBW4243R-ZYL-AS-0622, IPC-HDBW4243R-ZYL-AS-27135, IPC-HDBW4243R-ZYL-S-0622.

Released
Jun 10, 2020
Version
V2.800.12JW001.0.R
Size
78.9 MB
Hardware
74 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
8c9e66112175f4ce984f358a1df34649
SHA-256
314f6c0962b559118b1e4083ec9b728b1004d8440d8ed3120335bd7695302612

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (74 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 74 IDs
  • Install: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 74 IDs

Technical details

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

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
Dahua
Flash
128.0 MB
Image dates
Jun 10, 2020
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · NTSC
Flash layout: 18 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2020-06-10
updateflag0x3000000x4000001.0 MBnot written——
hwid0x4000000x480000512.0 KBnot written——
config0x4800000xa800006.0 MBnot writtenubi—
backup0xa800000x10800006.0 MBnot writtenubi—
syslog0x10800000x16800006.0 MBnot writtenubi—
partition(ro)0x16800000x1700000512.0 KBpartition-x-bak.cramfs.imgcramfs2020-06-10
dgs0x17000000x18000001.0 MBnot written——
kernel_min0x18000000x1a000002.0 MBkernel_min.img—2020-06-10
romfs_min(ro)0x1a000000x1e800004.5 MBromfs_min-x.squashfs.imgsquashfs2020-06-10
bakpart(ro)0x1e800000x1f00000512.0 KBnot writtencramfs—
appdata0x1f000000x25000006.0 MBnot writtenubi—
product(ro)0x25000000x28000003.0 MBpd-x.squashfs.imgsquashfs2020-06-10
Kernel0x28000000x2c000004.0 MBkernel.img—2020-06-10
web(ro)0x2c000000x34000008.0 MBweb-x.squashfs.imgsquashfs2020-06-10
romfs(ro)0x34000000x520000030.0 MBromfs-x.squashfs.imgsquashfs2020-06-10
firmware(ro)0x52000000x800000046.0 MBfirmware-x.squashfs.imgsquashfs2020-06-10

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.1 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

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