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USBHost :
MouseController class
getYChange()
Description
Reports the relative amount of movement of a mouse on the Y-axis since the last time polled. A positive number indicates downward movement, a negative number indicates upward movement.
Syntax
mouse.getYChange()
Parameters
none
Returns
int
Example
#include <MouseController.h>
// Initialize USB Controller
USBHost usb;
// Attach mouse controller to USB
MouseController mouse(usb)
;
void mouseMoved(
)
{
Serial.print
(
"Move: "
)
;
Serial.print
(mouse.getXChange
(
)
)
;
Serial.print
(
", "
)
;
Serial.println
(mouse.getYChange
(
)
)
;
}
void
setup
(
)
{
Serial.begin
(
9600
)
;
}
void
loop
(
)
{
usb.Task
(
)
;
}
See Also
Reference Home
The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.