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Firmware

PDN22T204G_V2.622.0000000.3.R.180116.bin

ENS Security firmware released Jan 16, 2018. May work with 10 devices, including CA-HZ1020TA, CA-HZ2012T, CA-HZ2020TA.

Released
Jan 16, 2018
Version
V2.622.0000000.3.R
Size
25.8 MB
Hardware
10 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
00f1925a0ffddf73cceadccfaf24fcf9
SHA-256
7a876c325bc98dab249360d0d0465e73108149c4faf6e2892c81943eae43a9d2

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (10 devices).

Where these IDs come from
  • Install: the installer's device list (board families), 5 IDs, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 10 IDs

Technical details

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

SoC
Ambarella: one of S2LM, S2L
Architecture
arm
OEM build
General
Kernel
Linux 3.10.50
Bootloader
U-Boot 2010.06-svn5163
Flash
126.0 MB NAND
Image dates
Jan 15, 2018
Security
Signed, not encrypted
Language & video
English by default · NTSC
Flash layout: 15 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x1000001.0 MBdhboot-min.bin.img—2018-01-15
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2018-01-15
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2018-01-15
custom(ro)0x6000000x9400003.3 MBcustom-x.squashfs.imgsquashfs2018-01-15
product(ro)0x9400000xc800003.3 MBpd-x.squashfs.imgsquashfs2018-01-15
Kernel0xc800000x12000005.5 MBkernel.img—2018-01-15
romfs(ro)0x12000000x16000004.0 MBromfs-x.squashfs.imgsquashfs2018-01-15
web(ro)0x16000000x1e000008.0 MBweb-x.squashfs.imgsquashfs2018-01-15
user(ro)0x1e000000x3a8000028.5 MBuser-x.squashfs.imgsquashfs2018-01-15
lens0x71000000x72000001.0 MBnot written——
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—

Also published as

Byte-for-byte identical files under other names:

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