TP-LINK TL-MR3420 v1

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multiple revisions of this device, use caution
bgn (N300)
300Mbps Wireless N 3G Router
TP-Link TL-MR3420 01.jpeg
Homepage Product page
Wikipedia TP-Link
InfoDepot Wiki TP-Link TL-MR3420
3rd Party Firmware
dd-wrt Supported
OpenWrt Was Supported
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
BrandModelRev TP-LINK TL-MR3420 v1
FCC ID TE7MR3420
Board ID 20503420-1.0
Type wireless router
CPU1 checkY Atheros AR7241
CPU1 Type MIPS 24Kc
CPU1 Speed 400 MHz
Flash1 Chip Macronix MX25L3206E
Flash1 Size 4 MiB4,194,304 B <br />32,768 Kib <br />4,096 KiB <br />32 Mib <br />0.00391 GiB <br />
RAM1 Size 32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
RAM1 Chip SK hynix HY5DU561622FTP-D43
ETH chip1 Atheros AR7241
Switch Atheros AR7241
Ethernet Port Count 1-100MbE-WAN
4-100MbE-LAN
Wired Standard IEEE 802.3/3u

802dot11 OUI: none specified
Ethernet OUI: 90:F6:52 (8 E, 10 W), F4:EC:38 (7 E, 7 W)

Stock bootloader U-Boot
Expansion IF types USB 2.0
USB ports 1
USB Hub Compatible Untested
Power 12 VDC, 1 A
Connector type barrel
Serial Port (UART) yes, 3.3V TTL

Flags:
3G capable

Other

Default IP address: 192.168.1.1
the IP 192.168.1.1 is used by 1335 additional devices
of which 111 are TP-LINK devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1347 additional devices
of which 282 are TP-LINK devices

Manuf/OEM/ODM Proware
3rd Party Firmware Support DD-WRT • (List)
, OpenWrt (Was)
Retail
Availability End of Life
FCC approval date 05 May 2010
Country of manuf China
Radio 1
Chip1 Atheros AR9287
Wireless interface OUI none specified
Antenna Connector Type RP-SMA
MIMO status 2x2:2
Wireless Standard IEEE 802.11b/g/n
802.11n up to 300 Mbps
802.11g up to 54 Mbps
802.11b up to 11 Mbps
WiFi Operating Frequency 2.4 GHz
 CPU1 brandRadio1 chip1 brandRadio1 chip2 brand
TP-LINK TL-MR3420 v1AtherosAtheros
TP-LINK TL-MR3420 v2AtherosAtheros
TP-LINK TL-MR3420 v3Qualcomm AtherosQualcomm Atheros
TP-LINK TL-MR3420 v5MediaTekMediaTek

For a list of all currently documented Atheros (QCA) chipsets with specifications, see Atheros.

For a list of all currently documented TP-LINK devices with specifications, see TP-LINK.

300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.) = N300 class

Overview

"20503420-1.0" and "Rev:1.0sp1" is silkscreened on the board.

"2050500114" and "Rev:1.0" is silkscreened on a v1.2 model.

Links of Interest

Firmware

Hardware Info
Model:		MR3420			MR3420
Version:	1/1.1/1.2		2.3
Manufacturer:	Atheros 		Atheros
Bootloader:	U-Boot			U-Boot
Architecture:	MIPS 24Kc		MIPS 74Kc
System-On-Chip:	Atheros AR7241@400MHz	Atheros AR9341@535MHz
Flash chip:	Macronix MX25L3206E/	Winbond W25Q32BV/
		cFeon F32-100HIP	Spansion FL032PIF
Flash size:	4 MiB 			4 MiB
RAM chip:	Zentel A3S56D40FTP-G5	Winbond W9425G6JH-5
RAM size:	32 MiB	 		32 MiB
Wireless:	Atheros AR9287 (2T2R)	Atheros AR9341 (2T2R)
Antenae(s):	2 Removables x 3dBi	2 Removables x 3dBi
Ethernet:	4x LAN, 1x WAN 10/100	4x LAN, 1x WAN 10/100
USB:		1 x 2.0 		1 x 2.0

Flashing

Flashing dd-wrt

Supported by dd-wrt as of = tl-mr3420v1 build 19327 20120606

Please insert instructions here

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki
OpenWrt Target: ar71xx
OpenWrt Subtarget: generic
OpenWrt Package architecture: mips_24kc
Support started version: 10.03.1
Current supported version: EOL
Last Supported Version: 17.01.7

Please insert instructions here