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Firmware

Amcrest_IPC-HX5X3X-Rhea_Eng_NP_Stream3_AMCREST_V2.622.00AC000.0.R.210816.bin

Amcrest firmware released Aug 16, 2021. May work with 325 devices, including IPC-EB5531, IPC-EB5531-AS, IPC-EB5531-M.

Released
Aug 16, 2021
Version
V2.622.00AC000.0.R
Size
23.5 MB
Hardware
325 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
69b1e8225c5be50dc4b2892d07c167a9
SHA-256
22e6088582d38be8741c530869ace260d8e2dd0c1fff8ae95f3735de6daf6be8
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (325 devices).

Where these IDs come from
  • Install: the installer's device list (board families), 5 IDs, vendor Amcrest (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 325 IDs

Technical details

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

SoC
Ambarella S3L
Architecture
arm
OEM build
Amcrest
Kernel
Linux 3.10.73
Flash
32.0 MB
Image dates
Aug 16, 2021
Security
Signed, not encrypted
Language & video
English by default · NTSC
Flash layout: 16 partitions, 10 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x40000256.0 KBdhboot-min.bin.img—2021-08-16
U-Boot0x800000xc0000256.0 KBdhboot.bin.img—2021-08-16
hwid0xc00000xe0000128.0 KBnot written——
partition(ro)0xe00000xf000064.0 KBpartition-x.cramfs.imgcramfs2021-08-16
user(ro)0xf00000x100000015.1 MBuser-x.squashfs.imgsquashfs2021-08-16
half-boot0x10000000x1040000256.0 KBdhboot-min-halfstart.bin.img—2021-08-16
Kernel0x10400000x12000001.8 MBkernel.img—2021-08-16
web(ro)0x12000000x18800006.5 MBweb-x.squashfs.imgsquashfs2021-08-16
product(ro)0x18800000x18a0000128.0 KBpd-x.squashfs.imgsquashfs2021-08-16
custom(ro)0x18a00000x1970000832.0 KBcustom-x.squashfs.imgsquashfs2021-08-16
data0x19700000x1a700001.0 MBnot writtenjffs2—
updateflag0x1a700000x1aa0000192.0 KBnot written——
config0x1aa00000x1b10000448.0 KBnot writtenjffs2—
backup0x1b100000x1b80000448.0 KBnot writtenjffs2—
romfs(ro)0x1b800000x1fd00004.3 MBromfs-x.squashfs.imgsquashfs2021-08-16
dgs0x1fd00000x2000000192.0 KBnot written——

Also published as

Byte-for-byte identical files under other names:

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