Diff: lcd_acc_46_v3.cpp

Revision:

1:6c2ec7b0e1c9

Parent:

0:88ddbd76b455

Child:

2:8cdbe8a96b59

--- a/lcd_acc_46_v3.cpp	Sun Nov 30 00:08:36 2014 +0000
+++ b/lcd_acc_46_v3.cpp	Sun Nov 30 01:04:47 2014 +0000
@@ -9,8 +9,9 @@
  Show x and y components 
  */
 
-#define BLINKTIME 0.5
+#define BLINKTIME 0.7
 #define DATATIME 0.1
+#define DATADISPDWELL 0.2
 #define NUMLEDS 2
 #define LEDON 0
 #define LEDOFF 1
@@ -94,12 +95,12 @@
     float xOffset;
     float yOffset;
     int displayState = true; 
-    float xAcc;
-    float yAcc;
-    float zAcc;
+    float xAcc = 0.0;
+    float yAcc = 0.0;
+//    float zAcc;
     float vector;
     float vMax = 0.0;
-    int DisplayTime = DATATIME;
+    float DisplayTime = DATADISPDWELL;
     int outState = false;
     char lcdData[10]; //buffer needs places dor decimal pt and colon
 
@@ -113,6 +114,10 @@
 //    runLEDs(NUMLEDS);
     blinkTimer.start();
     blinkTimer.reset();
+    displayTimer.start();
+    displayTimer.reset();
+    dataTimer.start();
+    dataTimer.reset();
     
 // main loop forever 
     while(true) {
@@ -143,32 +148,37 @@
                 LCDMess(MAXVECT,BLINKTIME);
             }
         }
-        //while (dataTimer.read() > DATATIME){
+        
+// --------------------------------------------
+        while (dataTimer.read() > DATATIME){
 //Get accelerometer data - tilt angles minus offset for zero mark.
 // No offset
             xAcc = abs(acc.getAccX());
             yAcc = abs(acc.getAccY());
-            zAcc = abs(acc.getAccZ());
+//          zAcc = abs(acc.getAccZ());
  // Calulate vector sum of x,y and z reading.       
-            vector = sqrt(pow(xAcc,2) + pow(yAcc,2)+ pow(zAcc,2));
+            vector = sqrt(pow(xAcc,2) + pow(yAcc,2));
             if (vector > vMax) {
                 vMax = vector;
             }
-            wait(DATATIME);
+            dataTimer.reset();
+        }
 #ifdef PRINTDBUG
         pc.printf("vector = %f\r\n",  yAcc);
         pc.printf("scaling = %f\r\n", scaleExpansion);
         pc.printf("RawTemp = %f\r\n", FDeg);
 #endif
 // Display the appropriate data on the LCD based upon what mode was chosen
-        
+        while (displayTimer.read() > DisplayTime){
             if (displayState) {
                 sprintf (lcdData,"%4.3f",yAcc);
             }else {
                 sprintf (lcdData,"%4.3f",vMax);
             }
-            DisplayTime = BLINKTIME;
-            LCDMess(lcdData,DisplayTime);
+ //         LCDMess(lcdData,DisplayTime);
+            LCDMessNoDwell(lcdData);
+            displayTimer.reset();
+        } // displaytimer 
 // Wait then do the whole thing again.   
     }//forever loop
 }// main
\ No newline at end of file