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Firmware

DH_IPC-HX12XX-Eos3_Eng_P_V2.420.0000.11.R.20170620.bin

ASM and Dahua firmware released Jun 20, 2017. May work with 5 devices, including IPC-HFW2120M-AS-V2, IPC-HFW2120M-S-V2, IPC-HFW2220M.

Released
Jun 20, 2017
Version
V2.420.0000.11.R
Size
10.5 MB
Hardware
5 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
1443377fb909b6fcac52bdc5188ebc8b
SHA-256
51ecf6a1eae2bd7f444b9e1c97173ff4d684e0cdd3efc0c8a61167d1b129beb2

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (5 devices).

Where these IDs come from
  • check.img: the device's own hardware check list, 5 IDs
  • hwid: the device's own hardware check list, 5 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)

Technical details

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

SoC
HiSilicon Hi3518EV200
Architecture
arm
OEM build
General
Kernel
Linux 3.4.35
Bootloader
U-Boot 2010.06-svn4554
Flash
16.0 MB
Image dates
Jun 20, 2017 to Jul 18, 2017
Security
Signed, not encrypted
Language & video
English by default · PAL
Flash layout: 11 partitions, 6 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x800000xc0000256.0 KBdhboot.bin.img—2017-06-20
hwid0xc00000x100000256.0 KBnot written——
partition(ro)0x1000000x140000256.0 KBpartition-x.cramfs.imgcramfs2017-06-20
product(ro)0x1400000x180000256.0 KBpd-x.squashfs.imgsquashfs2017-07-12
Kernel0x1800000x2e00001.4 MBkernel.img—2017-06-20
web(ro)0x2e00000x5200002.3 MBweb-x.squashfs.imgsquashfs2017-06-20
romfs(ro)0x5200000xd600008.3 MBromfs-x.squashfs.imgsquashfs2017-07-18
fpn0xd600000xee00001.5 MBnot writtenjffs2—
syslog0xee00000xf40000384.0 KBnot writtenjffs2—
config0xf400000xfa0000384.0 KBnot writtenjffs2—
backup0xfa00000x1000000384.0 KBnot writtenjffs2—

Also published as

Byte-for-byte identical files under other names:

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