View source for LinkNode R8 ESP-12f ESP8266 WiFi relay controller IoT module

== Introduction ==

LinkNode R8 is a WiFi relay controller and it is powered by ESP-12f ESP8266 WiFi module. There are 8 relay channels and each channel allows you to control high-power devices (up to 10 A) via the on-board relay. LinkNode R8 can be used to remotely turn lights, fans and other devices on/off. The WiFi interface will allow you to associate the board with your existing WiFi network and send the commands over the network.


[[File:LinkNode R8-5.jpg|640px]]

[[File:LinkNode R8-6.jpg|640px]]

[[File:LinkNode R8-7.jpg|640px]]

[[File:LinkNode R8-8.jpg|640px]]

[[File:LinkNode R8-9.jpg|640px]]

[[File:LinkNode R8-10.jpg|640px]]

== Product UPC ==
Product UPC: 713382672818

== Features ==

*ESP-12f ESP8266 WiFi module
*8 Channel relays，supporting:
**277V AC， 10A
**125V AC， 12A
*5V DC power
*Two work modes:
**Program via UART
**Boot from flash
*8 indiator LEDs

== LinkNode R8 Diagram ==

== Control logic ==

[[File:1-262-a.jpg]]

== How to use Android APP to control LinkNode R8 ==

LinkNode R8 is an open source 8-Channel relay controller which is powered by the ESP8266 WiFi SoC.



The following will introduce how to use Android APP to control the LinkNode R8.

=== '''Steps''' ===

'''1. Install Android APP And IOS APP'''
*Download the APK file from the [https://github.com/delongqilinksprite/LinkNodeR4-app/blob/master/LinkNode-Rx-2016-12.apk LinkNode-Rx-2016-12.apk] and install it.
*If your equipment is iphone/ipad,you can get the app form appstore and name is "LinkNode Relay".
*IOS App download link ：[https://itunes.apple.com/cn/app/linknode-relay/id1163468201?mt=8 LinkNode Relay]

'''2. Login LinkSpriteIO'''
*If you never register an account on LinkSpriteIO, please enter Email and your password, then click the '''REGISTER''' button
*If you have an account on LinkSpriteIO, please enter Email and your password, then click the '''SIGN IN''' button

[[File:LinkNode R4 1.png]]

'''3. Go to Relay device list'''

*Click the plus icon on the upper right quarter to add a new LinkNode R8.

[[File:LinkNode R4 2.png]]

'''4. Scan the QRcode'''

*Get the device information and register it to your account.

[[File:LinkNode R4 3.png]]
[[File:LinkNode R4 4.png]]


'''5. Configure to accece WiFi AP'''
*Supply the power for LinkNodeR8, the LinkNode R8 will create a AP called LinkNodeAP
*Use your mobile phone to connect this AP
*Open a browser and enter the ip address 10.0.1.1 and you will see the following website:

[[File:LinkNode R4 5.png]]

*Click the button configure WiFi
*Select your WiFi AP which you want to connect and enter your wifi password.
*If connecting failed, you can go to the same website to configure it again.
*After that, LinkNode R8 will connect to Linksprite IO via the internet.

'''6. Control your 4-channel relay'''
*control the button on the right side to turn on or off the relays, and you can click the relay's name to change it.

[[File:LinkNode R4 6.png]]