Edimax EW-7478AC

multiple revisions of this device, use caution

abgn+ac (AC1200)
Smart AC1200 Dual-Band Wi-Fi Extender/Access Point/Wi-Fi Bridge
Homepage	Product page
Support	Support page
WikiDevi.wi-cat.ru	Edimax EW-7478AC
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Supported
Tomato any flavor	Incompatible
Gargoyle	Status Unknown
Platform
Brand • Model • Rev	Edimax EW-7478AC
FCC ID	NDD9574781603
Type	range extender
CPU1 Y	MediaTek MT7620A
CPU1 Type	MIPS 24KEc
CPU1 Speed	580 MHz 32-bit
Flash1 Chip	Macronix MX25L6433F
Flash1 Size	8 MiB 8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Size	64 MiB 67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br />
RAM1 Chip	Winbond W9751G6KB-25
ETH chip1	MediaTek MT7620A
Switch	Realtek RTL8211E
Ethernet Port Count	1-1GbE-LAN
Wired Standard	IEEE 802.3i/3u/3ab
802dot11 OUI: none specified
Expansion IF types	none specified
Power	100-240 VAC ~ 50/60 Hz, 1.5 A
Connector type	AC (direct)
Serial Port (UART)	yes, 4-pin header, unpopulated, 3.3V TTL, (57600 8N1)
Other
Default IP address: 192.168.9.2 the IP 192.168.9.2 is used by 4 additional devices of which 4 are Edimax devices Default login user: admin Default login password: 1234 admin:1234 credentials used by 190 additional devices of which 73 are Edimax devices
Manuf/OEM/ODM	Edimax
3rd Party Firmware Support	OpenWrt • (List | Dev | DLs)
Retail
Availability	End of Life
FCC approval date	07 July 2016
ASIN	B077BPXZPT
Country of manuf	China
Radio 1
Chip1	MediaTek MT7620A
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
Radio 2
Chip1	MediaTek MT7612E
Wireless interface OUI	none specified
Antenna Connector Type	RP-SMA
MIMO status	2x2:2
Wireless Standard	IEEE 802.11a/n/ac
802.11ac	up to 867 Mbps
802.11n	up to 300 Mbps
802.11a	up to 54 Mbps
WiFi Operating Frequency	5 GHz
CPU1 brand Radio1 chip1 brand Radio2 chip1 brand Edimax EW-7478AC MediaTek MediaTek MediaTek Edimax EW-7478APC MediaTek MediaTek MediaTek

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

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

• 300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.),

• 867 Mbps - 2SS 5GHz 802.11ac (80MHz chan.) = AC1200 class

Overview

Certificate of Compliance at the FCC covers the following devices:

• EW-7478AC
• EW-7478WAP
• RE11S
• RG21
• RE11
• RE10

Web GUI: http://edimaxext.setup

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki

Target: ramips
Subtarget: mt7620
Package architecture: mipsel_24kc
Supported Since Commit
Support started version: 21.02.0
Current supported version: 25.12.2

LAN Comment: Realtek RTL8211E GbE Phy
WLAN Hardware: MediaTek MT7620A, MediaTek MT7612EN
Installation method(s):
GUI OEM, U-Boot TFTP recovery, see git-commit
Recovery method(s):
U-Boot TFTP recovery

git • >>

ramips: add support for Edimax EW-7476RPC / EW-7478AC SoC: MediaTek MT7620a @ 580MHz RAM: 64M (Winbond W9751G6KB-25) FLASH: 8MB (Macronix) WiFi: SoC-integrated: MediaTek MT7620a bgn WiFi: MediaTek MT7612EN nac GbE: 1x (RTL8211E) BTN: WPS - RFKILL/RF 50%/RF 100% toggle LED: - Wifi 5g (blue) - Wifi 2g (blue) - Crossband (green) - Power (green) - WPS (green) - LAN (Green) UART: UART is present as Pads with throughholes on the PCB. They are located next to the switch for the wifi configuration 3.3V - RX - GND - TX / 57600-8N1 3.3V is the square pad Installation ------------ Update the factory image via the web-interfaces (by default: 192.168.9.2/24). http://192.168.9.2/index.asp ramips: add Edimax EW-7478AC SoC: MediaTek MT7620a @ 580MHz RAM: 64M (Winbond W9751G6KB-25) FLASH: 8MB (Macronix) WiFi: SoC-integrated: MediaTek MT7620a bgn WiFi: MediaTek MT7612EN nac GbE: 1x (RTL8211E) BTN: WPS - RFKILL/RF 50%/RF 100% toggle LED: - Wifi 5g (blue) - Wifi 2g (blue) - Crossband (green) - Power (green) - WPS (green) - LAN (Green) UART: UART is present as Pads with throughholes on the PCB. They are located next to the switch for the wifi configuration 3.3V - RX - GND - TX / 57600-8N1 3.3V is the square pad Installation ------------ Update the factory image via the web-interfaces (by default: http://edimaxext.setup) Or push wpa button on power on and send firmware via tftp to 192.168.1.6 The EW-7478AC is identical to the EW-7476RPC, except instead of 2 internal antennas it has 2 external ones. Signed-off-by: Birger Koblitz [merge conflict in 01_leds] Signed-off-by: Petr Štetiar