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Firmware

DH_HYSAV849HAP-ET_MultiLang_NP_Stream3_V1.000.0000001.0.R.230112.zip

Dahua firmware released Aug 4, 2023. May work with 202 devices, including HY-SAV849HA-1W, HY-SAV849HA-E, HY-SAV849HA-G.

Released
Aug 4, 2023
Version
V1.000.0000001.0.R
Size
198.6 MB
Hardware
202 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
6b1e463de44a1e8d7266c6f24298a4d7
SHA-256
dd8bfec4b962517387852e0669e490043c21795a03fa10dc69f49ddc9dd4ae87

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (202 devices).

Where these IDs come from
  • hwid in DH_HYSAV849HAP-ET_MultiLang_NP_Stream3_V1.000.0000001.0.R.230112.bin: the device's own hardware check list, 202 IDs
  • Install in DH_HYSAV849HAP-ET_MultiLang_NP_Stream3_V1.000.0000001.0.R.230112.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_HYSAV849HAP-ET_MultiLang_NP_Stream3_V1.000.0000001.0.R.230112.bin: the device's own hardware check list, 202 IDs
  • check.img in firmware.bin: the device's own hardware check list, 202 IDs
  • Install in firmware.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 202 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 3 firmware images.

DH_HYSAV849HAP-ET_MultiLang_NP_Stream3_V1.000.0000001.0.R.230112.bin

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
Dahua
Flash
256.0 MB
Image dates
Jan 12, 2023
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · 23 languages · NTSC
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 19 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2023-01-12
updateflag0x3000000x4000001.0 MBnot written——
hwid0x4000000x480000512.0 KBnot written——
config0x4800000xa800006.0 MBnot writtenubi—
backup0xa800000x10800006.0 MBnot writtenubi—
syslog0x10800000x16800006.0 MBnot writtenubi—
partition(ro)0x16800000x1700000512.0 KBpartition-x-bak.cramfs.imgcramfs2023-01-12
dgs0x17000000x18000001.0 MBnot written——
kernel_min0x18000000x1a000002.0 MBkernel_min.img—2023-01-12
romfs_min(ro)0x1a000000x1e800004.5 MBromfs_min-x.squashfs.imgsquashfs2023-01-12
bakpart(ro)0x1e800000x1f00000512.0 KBnot writtencramfs—
appdata0x1f000000x25000006.0 MBnot writtenubi—
product(ro)0x25000000x28000003.0 MBpd-x.squashfs.imgsquashfs2023-01-12
Kernel0x28000000x2c000004.0 MBkernel.img—2023-01-12
web(ro)0x2c000000x34000008.0 MBweb-x.squashfs.imgsquashfs2023-01-12
romfs(ro)0x34000000x540000032.0 MBromfs-x.squashfs.imgsquashfs2023-01-12
ext0x54000000x800000044.0 MBnot written——
firmware(ro)0x80000000x10000000128.0 MBfirmware-x.squashfs.imgsquashfs2023-01-12

firmware.bin

Architecture
arm
OEM build
Dahua
Image dates
Jan 12, 2023
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · 23 languages · NTSC
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
firmware0x80000000x10000000128.0 MBfirmware-x.squashfs.imgsquashfs2023-01-12

web-x.squashfs.bin

Architecture
arm
OEM build
Dahua
Image dates
Jan 12, 2023
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · 23 languages · NTSC
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
web0x2c000000x34000008.0 MBweb-x.squashfs.imgsquashfs2023-01-12

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.1 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

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