Differences

This shows you the differences between two versions of the page.

--- built_in:usbserial [2014/12/18 21:48]
bcarroll created
+++ built_in:usbserial [2015/03/22 13:27]
octazid completed
@@ Line 3: / Line 3: @@
 ===== Methods =====
 ^Method ^Description ^
+|USBSerial.SetOnReceive( callback ) | |
 |USBSerial.Start() | |
 |USBSerial.Stop() | |
 |USBSerial.Write( p1 ) | |
-|USBSerial.SetOnReceive( p1 ) | |
+=====Example=====
+//(Example taken from the DroidScript sample section)//
+<code javascript>
+// Simple serial transmit example.
+//
+// Note: this application only works on devices that support
+// OTG and allow access to external serial devices.
+//
+// Known to work: Nexus7, GalaxyS3/S4, ExperiaZUltra, TescoHudl
+// Don't work: Nexus4, GalaxyS1, AsusMemo
+//Called when application is started.
+function OnStart()
+{
+	//Create a layout with objects vertically centered.
+	lay = app.CreateLayout( "linear", "VCenter,FillXY" );
+	//Create a button 1/3 of screen width and 1/4 screen height.
+	btn = app.CreateButton( "Press Me", 0.3, 0.25 );
+	lay.AddChild( btn );
+	//Set function to call when button pressed.
+	btn.SetOnTouch( btn_OnTouch );
+	//Add layout to app.
+	app.AddLayout( lay );
+	//Create USB serial object.
+	usb = app.CreateUSBSerial();
+}
+//Called when user touches our button.
+function btn_OnTouch()
+{
+	//Send serial text to device.
+	usb.Write( "Hello serial device!" );
+} </code>

DroidScript Wiki