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Firmware

DH_HCVR42xx-S2_SpnEng_NP_V3.200.0004.34.R.20171021.zip

Dahua firmware released Oct 21, 2017. May work with 2 devices.

Released
Oct 21, 2017
Version
V3.200.0004.34.R
Size
14.5 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
660ff9c17717f3fb6b1bbe9d6840d941
SHA-256
34e99fb65154c6d9eef5b2dfc1a14869acfa7170f05e85164ee82256c8f3af55

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 in DH_HCVR42xx-S2_SpnEng_NP_V3.200.0004.34.R.20171021.bin: the installer script's board checks, 3 IDs

Technical details

Read from inside the firmware (zip archive).

SoC
HiSilicon Hi3531
Architecture
arm
Bootloader
U-Boot 2010.06-svn1964
Flash
16.0 MB
Image dates
Nov 13, 2017
Security
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—2017-11-13
rootfs0xa00500000xa0d7000013.1 MBromfs-x.cramfs.imgsquashfs2017-11-13
web0xa0d700000xa0ef00001.5 MBweb-x.cramfs.imgsquashfs2017-11-13
custom0xa0ef00000xa0f10000128.0 KBcustom-x.cramfs.imgsquashfs2017-11-13
logo0xa0f100000xa0f30000128.0 KBlogo-x.cramfs.imgcramfs2017-11-13
config0xa0f300000xa1000000832.0 KBnot written——

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