Chase Lake / Mbed 2 deprecated TargetPracticeMiniProject

Using an accelerometer to move a ball on an LED screen.

Dependencies:   UniGraphic mbed

Diff: main.cpp

Revision:
2:c6bf8599c398
Parent:
1:c436c1b8333b
--- a/main.cpp	Wed Jan 20 21:20:23 2016 +0000
+++ b/main.cpp	Wed Jan 20 22:00:15 2016 +0000
@@ -9,7 +9,7 @@
 PinName dataBus[]= {p30, p29, p28, p27, p26, p25, p24, p23};
 ILI932x myLCD(BUS_8, dataBus, p15, p17, p16, p14, p20, "myLCD", 240, 320); // Bus 8 bit, bus pin array, CS, RST, DC, WR, RD, name, xpixels, ypixels
 char orient=4;
-int X = 120, Y = 160;
+int X = 120, Y = 160, oldY, oldX;
 
 int main() {
     accConfig();
@@ -26,18 +26,20 @@
     myLCD.cls();
     */
     wait(1);
+    myLCD.circle(120,160,12,White);
     while(1) {
         //temporary code:
-        myLCD.circle(120,160,12,White);
-        myLCD.fillcircle(X,Y,6,Blue);        
+        myLCD.fillcircle(oldX,oldY,6,Black);
+        myLCD.fillcircle(X,Y,6,Blue);
+        oldX = X;
+        oldY = Y;        
         getAccel(data);
         pc.printf("x = %1.2fg\t y = %1.2fg\t z = %1.2fg \n\r", data[0], data[1], data[2]); //print
         if (((X + data[0]) < myLCD.width()-10) && (X + data[0]) > 10)
             X += data[0]*30;
         if ((Y + data[1]) < myLCD.height()-10 && (Y + data[1]) > 10)
             Y -= data[1]*30;
-        wait(0.02);
-        myLCD.cls();
+        wait(0.002);
         
         //insert correct code here: