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Firmware

Amcrest_IPC-ACKXXX_Eng_P_AMCREST_V2.420.AC00.26.R.20160901.bin

Amcrest firmware released Sep 1, 2016. May work with 4 devices, including IPC-HDBW1120E-AW, IPC-HDBW1120E-W, IPC-HDBW1320E-AW.

Released
Sep 1, 2016
Version
V2.420.AC00.26.R
Size
13.1 MB
Hardware
4 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
29b38d645b2af09c93422a4cad8118ce
SHA-256
1744ce7387c947642ac5669010f09c98f97b790ee3474739ce4014b0e5c81548
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (4 devices).

Where these IDs come from
  • check.img: the device's own hardware check list, 4 IDs
  • Install: the installer's device list (board families), 5 IDs, vendor Amcrest (not counted: a more specific list exists)

Technical details

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

SoC
Ambarella: one of S2LM, S2L
Architecture
arm
OEM build
Amcrest
Kernel
Linux 3.10.50
Bootloader
U-Boot 2010.06-svn3086
Flash
16.0 MB
Image dates
Sep 1, 2016 to Nov 18, 2016
Security
Not signed, not encrypted
Language & video
English by default · PAL
Flash layout: 14 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x40000256.0 KBdhboot-min.bin.img—2016-09-01
U-Boot0x800000xc0000256.0 KBdhboot.bin.img—2016-09-01
hwid0xc00000xe0000128.0 KBnot written——
partition(ro)0xe00000xf000064.0 KBpartition-x.cramfs.imgcramfs2016-09-01
Kernel0xf00000x2700001.5 MBkernel.img—2016-09-01
romfs(ro)0x2700000x3c00001.3 MBromfs-x.squashfs.imgsquashfs2016-11-18
web(ro)0x3c00000x6000002.3 MBweb-x.squashfs.imgsquashfs2016-09-01
user(ro)0x6000000xe000008.0 MBuser-x.squashfs.imgsquashfs2016-11-18
updateflag0xe000000xe30000192.0 KBnot written——
config0xe300000xea0000448.0 KBnot writtenjffs2—
product(ro)0xea00000xeb000064.0 KBpd-x.squashfs.imgsquashfs2016-09-01
custom(ro)0xeb00000xed0000128.0 KBcustom-x.squashfs.imgsquashfs2016-09-01
backupker(ro)0xed00000xfb0000896.0 KBnot writtensquashfs—
backupfs(ro)0xfb00000x1000000320.0 KBnot writtensquashfs—

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