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Device: Buffalo LS421DE

Last Updated: 06/07/2025 08:13:42 UTC

Specifications

Device Type NAS
CPU model Marvell Armada 370
CPU cores 1
CPU clock frequency (Mhz) 1200
Flash Storage (MB) 1, 512NAND
Memory (MB) 512
1G Ethernet Ports 1
2.5G Ethernet Ports None
5G Ethernet Ports None
Modem None
VLAN -
WLAN Chipset None
WLAN 2.4GHZ None
WLAN 5GHZ None
USB ports 1x 2.0, 1x 3.0
Bluetooth None
Bootloader U-Boot
Power Supply 12 VDC, 4.0 A
Switch None
Serial Yes
Serial Connection 115200 / 8N1
Button Count 2
LED Count 5
FCCID https://fccid.io/KCC-REM-BUF-0002
OEM Hompage https://www.buffalotech.com/products/linkstation-400-series
OEM Firmware http://buffalo.jp/support_ap/support/products/ls400.html
Wiki Devi -

OpenWRT

Supported Version Current 23.05.0
Supported Version Since 21.02.0
Forum Topic -
Firmware URL https://downloads.openwrt.org/releases/23.05.0/targets/mvebu/cortexa9/openwrt-23.05.0-mvebu-cortexa9-buffalo_ls421de-initramfs-kernel.bin
Firmware Upgrade URL https://downloads.openwrt.org/releases/23.05.0/targets/mvebu/cortexa9/openwrt-23.05.0-mvebu-cortexa9-buffalo_ls421de-squashfs-sysupgrade.bin
Install Method U-Boot TFTP + serial recovery
Package Architecture arm_cortex-a9_vfpv3
Target mvebu
Subtarget cortexa9