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Firmware

Amcrest_XVR4x04-X1_Eng_N_V4.000.00AC000.0.R.200511.bin

Amcrest firmware released May 11, 2020. May work with 1 device.

Released
May 11, 2020
Version
V4.000.AC000
Size
36.1 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
7a03d912fc0e5e0a70b62a9c5d0c7d68
SHA-256
42ce3f1d45d35bc98dccc05b945d0cb409ec61496c48c5e62eef3f7800498626

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (1 device). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 2 IDs

Technical details

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

SoC
HiSilicon Hi3520DV400
Architecture
arm
Bootloader
U-Boot 2010.06-svn2599
Flash
81.0 MB
Image dates
May 11, 2020
Security
Signed, not encrypted
Flash layout: 8 partitions, 7 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa01000000xa02000001.0 MBu-boot.bin.img—2020-05-11
rootfs0xa06000000xa170000017.0 MBromfs-x.cramfs.imgsquashfs2020-05-11
hwid0xa17000000xa1a000003.0 MBhwid-x.cramfs.imgcramfs2020-05-11
userfs0xa1a000000xa330000025.0 MBuserfs-x.cramfs.imgsquashfs2020-05-11
web0xa33000000xa420000015.0 MBweb-x.cramfs.imgsquashfs2020-05-11
custom0xa42000000xa44000002.0 MBcustom-x.cramfs.imgcramfs2020-05-11
logo0xa44000000xa47000003.0 MBlogo-x.cramfs.imgcramfs2020-05-11
config0xa47000000xa510000010.0 MBnot written——

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