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Firmware

General_HCVR42xx-S2_Eng_PN_V3.200.0004.30.R.20151026.bin

Dahua and KBVision firmware released Oct 26, 2015. May work with 2 devices.

Released
Oct 26, 2015
Version
V3.200.0004.30.R
Size
14.6 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
da72bba7a3a01fb63b11a86ae150027c
SHA-256
0a0abfc6718917f2949ba7eea8f6fbd882e0e02f5ba16f0c1ef4dabb9d59923b

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (2 devices). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 3 IDs

Technical details

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

SoC
HiSilicon Hi3531
Architecture
arm
Bootloader
U-Boot 2010.06-svn1964
Flash
16.0 MB
Image dates
Oct 26, 2015
Security
Not signed, not encrypted
Flash layout: 6 partitions, 5 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0xa00000000xa0050000320.0 KBu-boot.bin.img—2015-10-26
rootfs0xa00500000xa0d7000013.1 MBromfs-x.cramfs.imgsquashfs2015-10-26
web0xa0d700000xa0ef00001.5 MBweb-x.cramfs.imgsquashfs2015-10-26
custom0xa0ef00000xa0f10000128.0 KBcustom-x.cramfs.imgsquashfs2015-10-26
logo0xa0f100000xa0f30000128.0 KBlogo-x.cramfs.imgcramfs2015-10-26
config0xa0f300000xa1000000832.0 KBnot written——

Also published as

Byte-for-byte identical files under other names:

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