# WIFI-3 - USB WiFi dongle @ 5.8GHz-2.4GHz

<abstract>
WIFI-3 is a Made in China small and cheap USB dual band WiFi adapter. This article illustrates how to configure the Linux Kernel 
and the Debian rootfs to use it on Acme Systems boards
</abstract>

<img src="./WIFI-3.jpg" width="280px">

<a href = "/pricelist?category=wifi" class = "btn btn-success" role = "button"><i class="glyphicon glyphicon glyphicon-shopping-cart"></i> Buy</a>

## Features

* Chip Mediatek MT7610UN
* 5.8GHz - 2.4 GHz
* Support 802.11ac standard WiFi
* Compatible with 802.11b/g/n wireless devices
* High wireless transmission rate, dual band (2.4GHz/150Mpbs 5.8GHz/433Mbps)
* Support WPA/WPA2/WEP/802.1X/WMM data encryption
* Compatible with Raspberry Pi and all the Acme Systems Linux boards
* Compatible with Windows, Linux and MAC OS X PC
* Strong anti-interference ability
* Internal antenna
* Total size: 30x13x7 mm
* Length out USB port: 16mm
* Compatible with AP mode

## Linux Kernel driver

With <code>make ARCH=arm menuconfig</code> set these flags:

	[*] Networking support  ---> 
		-*-   Wireless  --->  
			<*>   cfg80211 - wireless configuration API  
			...
			<*>   Generic IEEE 802.11 Networking Stack (mac80211)  			
	
	Device Drivers  --->
		[*] USB support  ---> 
			<*> USB Wireless Device Management support

	Device Drivers -->
		[*] Network device support --->
			[*] Wireless LAN --->
			<*> MediaTek MT76x0U (USB) support

To compile the Kernel follow one of these articles

* @article='roadrunner_compile_kernel_4_19'
* @article='compile_linux_4_4_X_LTS'

## Install the binary nonfree firmware on Debian

From the Debian command line type:

	cd /lib/firmware
	sudo mkdir mediatek
	cd mediatek	
	sudo wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/mediatek/mt7610e.bin

Then reboot with:
	     
	sudo reboot     

## Install wpa_supplicant

	sudo apt update
	sudo install wpasupplicant

## Install the binary nonfree firmware on Debian

Save inside the directory: <code>/lib/firmware/mediatek</code> this binary file:

* [mt7610e.bin](./mt7610e.bin)	           

## Wi-fi adapters

* @article='WIFI-3'
* @article='WIFI-5'
* @article='WIFI-2'