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Firmware

General_VTO75XXX_Eng_P_SIP_V1.000.0000001.1.R.191217.bin

Dahua firmware released Dec 17, 2019. May work with 4 devices, including VTO7521G, VTO7531G, VTO7541G.

Released
Dec 17, 2019
Version
V1.000.0000001.1.R
Size
159.3 MB
Hardware
4 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
8e0cefb43d583653e4d899115dcfcf06
SHA-256
a632af6ef4b89d1a4e576789bead5c7c34dc63a8d8f7f589098f0df242ef437a

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (4 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 4 IDs
  • Install: the installer's device list (board families), 4 IDs, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 4 IDs

Technical details

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

SoC
HiSilicon Hi3519AV100
Architecture
arm
OEM build
General
Flash
3.6 GB
Image dates
Dec 17, 2019
Security
Signed, encrypted
Language & video
English by default · PAL
Flash layout: 26 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBdhboot-min.bin.img—2019-12-17
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2019-12-17
hwid0x3000000x4000001.0 MBnot written——
ErrCode0x4000000x5000001.0 MBnot written——
config0x5000000x250000032.0 MBnot writtenext4—
backup0x25000000x450000032.0 MBnot writtenext4—
syslog0x45000000x550000016.0 MBnot writtenext4—
updateflag0x55000000x56000001.0 MBnot written——
partition(ro)0x56000000x57000001.0 MBpartition-x.cramfs.imgcramfs2019-12-17
product(ro)0x57000000x670000016.0 MBpd-x.squashfs.imgsquashfs2019-12-17
Kernel0x67000000x770000016.0 MBkernel.img—2019-12-17
romfs(ro)0x77000000xf700000128.0 MBromfs-x.squashfs.imgsquashfs2019-12-17
web(ro)0xf7000000x1270000048.0 MBweb-x.squashfs.imgsquashfs2019-12-17
aewb(ro)0x127000000x1370000016.0 MBnot writtensquashfs—
data(ro)0x137000000x1570000032.0 MBdata-x.squashfs.imgsquashfs2019-12-17
backpart(ro)0x157000000x158000001.0 MBnot written——
backproduct(ro)0x158000000x1680000016.0 MBnot written——
backkernel0x168000000x1780000016.0 MBnot written——
backromfs(ro)0x178000000x1f800000128.0 MBnot written——
backweb(ro)0x1f8000000x2280000048.0 MBnot written——
backaewb(ro)0x228000000x2380000016.0 MBnot written——
backdata(ro)0x238000000x2580000032.0 MBnot written——
firmware(ro)0x258000000x32000000200.0 MBfirmware-x.squashfs.imgsquashfs2019-12-17
backfirmware(ro)0x320000000x3e800000200.0 MBnot written——
ext0x3e8000000x46800000128.0 MBnot written——
appdata0x468000000xe8b000002.5 GBnot writtenext4—

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