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products:wizfi250:wizfi250pg:wifi-direct


Examples - WiFi Direct


This section explains how to connect to smartphone using WizFi250 with <WiFi Direct>. In this example, target smartphone information is as below.
( smartphone model : Samsung Galaxy Note 2, Android Version : 4.3, Model Number : SHV-E250S )

Basic Information

<WiFi Direct> is supported after WizFi250 F/W v1.0.1.1.

WizFi250 Version 1.0.1.1 (WIZnet Co.Ltd)
at+minfo
FW version/HW version
1.0.1.1/WizFi250 Rev 1.0
[OK]


WiFi Direct Start

First, you need to enable <WiFi Direct> in your smartphone.
And, you can start <WiFi Direct> in WizFi250 using <AT+WP2P_START> command.

AT+WP2P_START
STA MAC: CE:52:AF:C6:CF:B5
[OK]

WiFi Direct Connect

To connect your smartphone to WizFi250 via <WiFi Direct>, select <WizFi250-P2P> in the list as below.

After dozens of seconds, your smartphone will connect to WizFi250 via <WiFi Direct>

And you can see the result of <WiFi Direct> in WizFi250.

AT+WP2P_START
STA MAC: CE:52:AF:C6:CF:B5
[OK]
Found P2P device: SHV-E250S
Sending Identity
Sending Identity
Sending nonce
Sending hashes
Sending WSC Done

[Link-Up Event]
  IP Addr    : 192.168.49.219
  Gateway    : 192.168.49.1

As above, ip address of WizFi250 is <192.168.49.219> and that of smartphone is <192.168.49.1>

Data Communication

After the connection, you can issue <AT+SCON> command for for data communication.

at+scon=o,tsn,,,4000,0
[OK]

And, I just used a general TCP client App in the smartphone for the test.

Now, WizFi250 and smartphone can communicate each other via <WiFi Direct>.

at+scon=o,tsn,,,4000,0
[OK]

[CONNECT 0]

{0,192.168.49.1,47160,19}Hello WizFi250.....
{0,192.168.49.1,47160,19}Hello WizFi250.....


products/wizfi250/wizfi250pg/wifi-direct.txt · Last modified: 2015/03/16 10:33 (external edit)