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Buffalo LinkStation LS421DE

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multiple revisions of this device, use caution
NAS
Wikipedia Buffalo Inc.
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Supported
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
BrandModelRev Buffalo LinkStation LS421DE
FCC ID KCC-REM-BUF-0002
Type NAS
CPU1 checkY Marvell 88F6707
CPU1 Type ARMv7 PJ4 Core
CPU1 Speed 1.2 GHz
Flash1 Chip Brand? Model?
Flash1 Size 512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br /> (NAND)
Flash2 Size 1 MiB1,048,576 B <br />8,192 Kib <br />1,024 KiB <br />8 Mib <br />9.765625e-4 GiB <br /> (SPI NOR)
RAM1 Size 512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br /> (DDR3)
RAM1 Chip Brand? Model?
ETH chip1 Marvell 88F6707
Ethernet Port Count 1-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab
Stock bootloader U-Boot
Expansion IF types USB 2.0, USB 3.0, SATA
USB ports 2
SATA Ports 4
USB Hub Compatible Untested
Power 12 VDC, 4 A
Serial Port (UART) yes, 3.3V TTL, (115200 8N1)
Other
3rd Party Firmware Support OpenWrt • (List | Dev | DLs)
Retail
Availability End of Life
FCC approval date 24 April 2013
 CPU1 brandFLA1RAM1
Buffalo LinkStationIDT4 MiB4,194,304 B <br />32,768 Kib <br />4,096 KiB <br />32 Mib <br />0.00391 GiB <br />64 MiB67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br />
Buffalo LinkStation 220Marvell1 MiB1,048,576 B <br />8,192 Kib <br />1,024 KiB <br />8 Mib <br />9.765625e-4 GiB <br />256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
Buffalo LinkStation LS421DEMarvell512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
Buffalo LinkStation Live LS-CHLMarvell0.25 MiB262,144 B <br />2,048 Kib <br />256 KiB <br />2 Mib <br />2.441406e-4 GiB <br />128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />

For a list of all currently documented Marvell chipsets with specifications, see Marvell.

For a list of all currently documented Buffalo devices with specifications, see Buffalo.

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki
OpenWrt Target: mvebu
OpenWrt Subtarget: cortexa9
OpenWrt Package architecture: arm_cortex-a9_vfpv3-d16
Support started version: 21.02.0
Current supported version: 24.10.2
WLAN Comment:
No WLAN

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