Salut,
regarde si ceci te convient :
/* This demo uses the UsbJoystick.h library, a library based on AVRUSB from ObDev
* It demonstrates a 6-axis joystick with 4 buttons by reading all the analog ports and
* digtal pins 9,10,11,and 12
* Adapted from the UsbKeyboard.h library from Phil Lindsay
*
* by Michel Gutlich 19-8-2008
*/
#include <UsbJoystick.h>
unsigned short a2dValue;
unsigned char high;
unsigned char low;
unsigned char temp;
unsigned char report[8];
void setup() {
pinMode (9,INPUT);
pinMode (10,INPUT);
pinMode (11,INPUT);
pinMode (12,INPUT);
}
void loop () {
UsbJoystick.refresh(); // Let the AVRUSB driver do some houskeeping
calculateReport(); // Jump to our port read routine that orders the values
UsbJoystick.sendJoystick(report[0],report[1],reportBuffer[2],report[3],report[4],report[5],report[6],report[7]); // send the values
}
void calculateReport() { //The values read from the analog ports have to be ordered in a way the HID protocol wants it; a bit confusing.
a2dValue = analogRead(0);
high = a2dValue >> 8;
low = a2dValue & 255;
report[0] = low;
temp = high;
a2dValue = analogRead(1);
high = a2dValue >> 6;
low = a2dValue & 63;
report[1] = (low << 2) + temp;
temp = high;
a2dValue =analogRead(2);
high = a2dValue >> 4;
low = a2dValue & 15;
report[2] = (low << 4) + temp;
temp = high;
a2dValue = analogRead(3);
high = a2dValue >> 2;
low = a2dValue & 3;
report[3] = (low << 6) + temp;
temp = high;
high = 0;
low = 0;
report[4] = temp;
temp = high;
a2dValue = analogRead(4);
high = a2dValue >> 8;
low = a2dValue & 255;
report[5] = low + temp;
temp = high;
a2dValue = analogRead(5);
high = a2dValue >> 6;
low = a2dValue & 63;
report[6] = (low << 2) + temp;
temp = high;
// 4 buttons , tossed around
report[7] = (temp & 15) + (digitalRead(9) << 4) + (digitalRead(10) << 5) + (digitalRead(11) << 6) + (digitalRead(12) << 7);
}
La source ici : Arduino | Elektronica Voor Jou
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