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Firmware

Amcrest_XVR7x16-I2_Eng_NP_V4.001.00AC000.7.R.200821.bin

Amcrest firmware released Aug 21, 2020. May work with 1 device.

Released
Aug 21, 2020
Version
V4.001.AC000
Size
101.0 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
3f5346da15d181a6608928e24869d477
SHA-256
0c885371acf5465fbe54b0afda5fcbb5a71610c023af906d7c5300afe486b87b

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 Hi3531DV200
Architecture
arm
Flash
256.0 MB
Image dates
Aug 21, 2020
Security
Signed
Flash layout: 13 partitions, 7 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
miniboot0xa00000000xa0080000512.0 KBu-boot.bin.img—2020-08-21
uboot0xa00800000xa01800001.0 MBnot written——
uboot_brk0xa01800000xa02800001.0 MBnot written——
env0xa02800000xa04800002.0 MBnot written——
romfs0xa04800000xa378000051.0 MBromfs-x.squashfs.imgsquashfs2020-08-21
custom0xa37800000xa39800002.0 MBcustom-x.squashfs.imgsquashfs2020-08-21
web0xa39800000xa488000015.0 MBweb-x.squashfs.imgsquashfs2020-08-21
logo0xa48800000xa4a800002.0 MBlogo-x.squashfs.imgsquashfs2020-08-21
dgs0xa4a800000xa4b00000512.0 KBnot written——
ext_usr0xa4b000000xa700000037.0 MBext_usr-x.squashfs.imgsquashfs2020-08-21
config_fw0xa70000000xa76000006.0 MBnot written——
config0xa76000000xa800000010.0 MBnot written——
algorithm0xa80000000xb0000000128.0 MBalgorithm-x.squashfs.imgsquashfs2020-08-21

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