TP-LINK TL-MR3420 v2

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bgn (N300)
Wireless N300 3G/4G Router
TL-MR3420-2.0-01.jpg
Wikipedia
3rd Party Firmware
dd-wrt
OpenWrt
Tomato any flavor
Incompatible
Gargoyle
Status Unknown
Platform
BrandModelRev
TP-LINK TL-MR3420v2
FCC ID
IC ID
Type
wireless router
CPU1
Atheros AR9341
CPU1 Type
MIPS 74Kc
CPU1 Speed
533 MHz
Flash1 Chip
Spansion S25FL032PIF
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
Winbond W9425G6JH-5
ETH chip1
Atheros AR9341
Switch
Atheros AR9341
Ethernet Port Count
1-100MbE-WAN
4-100MbE-LAN
Wired Standard
IEEE 802.3i/3u

802dot11 OUI: E8:DE:27 (1 E, 2 W), 64:70:02 (8 E, 8 W)
Ethernet OUI: E8:DE:27 (1 E, 2 W), 64:70:02 (8 E, 8 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, (115200 8N1)
Other

Default SSID: TP-LINK_XXXXXX (31 addl. devices)
Default IP address: 192.168.0.1
the IP 192.168.0.1 is used by 800 additional devices
of which 100 are TP-LINK devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1343 additional devices
of which 280 are TP-LINK devices

3rd Party Firmware Support
Retail
Availability End of Life
FCC approval date 30 October 2012
UPC 320127552672
(UPC DB, On eBay)
ASIN B003WK62OS Flag of the United States.svg
Country of manuf China
Radio 1
Chip1
Atheros AR9341
Wireless interface OUI
E8:DE:27, 64:70:02
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 v5MediaTekMediaTek

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

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

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

Overview

Ports: 1x WAN FE, 4x LAN FE, 1x USB 2.0
WLAN: 802.11bgn 2T2R 2.4GHz (300Mbps)
Antenna: 2x 5dBi external (RP-SMA)
Ports: 1x WAN FE, 4x LAN FE, 1x USB 2.0
Compatible with UMTS/HSPA/EVDO USB Modem

The Flash appears to be a Spansion S25FL032PIF (4MB)

Possible 64:70:02 (TP-LINK) OUI (in the FCC photos)

Links of Interest

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:	Atheros AG71xx 4x LAN, 1x WAN 100/10	
USB:		1 x 2.0
Serial:		Unfriendly	
JTAG:		No

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki
On the OpenWrt Forum
OpenWrt Target: ar71xx-ath79
OpenWrt Subtarget: generic
OpenWrt Package architecture: mips_24kc
Support started version: 14.07
Current supported version: ?

Please insert instructions here

Pictures

Retail Images