Diff: main.cpp

Revision:

5:d7868e4dc7d1

Parent:

2:5c2f6ff36ff1

--- a/main.cpp	Fri Feb 13 09:39:48 2015 +0000
+++ b/main.cpp	Tue Apr 17 09:25:03 2018 +0000
@@ -26,75 +26,144 @@
 #include "Arial24x23.h"
 #include "Arial28x28.h"
 #include "font_big.h"
+#include "car.h"
+#include "DFRobot_LIS2DH12.h"
 
-#define PIN_XP          A3
-#define PIN_XM          A1
-#define PIN_YP          A2
-#define PIN_YM          A0
-#define PIN_MOSI        D11
-#define PIN_MISO        D12
-#define PIN_SCLK        D13
-#define PIN_CS_TFT      D5
-#define PIN_DC_TFT      D6
-#define PIN_BL_TFT      D7
-#define PIN_CS_SD       D4
+#define PIN_XP          p20
+#define PIN_XM          p19
+#define PIN_YP          p18
+#define PIN_YM          p17
+#define PIN_MOSI        p11
+#define PIN_MISO        p12
+#define PIN_SCLK        p13
+#define PIN_CS_TFT      p14
+#define PIN_DC_TFT      p21
+#define PIN_BL_TFT      p15
+//#define PIN_CS_SD       D4
+
+SeeedStudioTFTv2 TFT(PIN_XP, PIN_XM, PIN_YP, PIN_YM, PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TFT, PIN_DC_TFT, PIN_BL_TFT);
+
+// Serial connection between PC and MBED
+Serial pc(USBTX, USBRX);
+I2C i2c(p9, p10);
+DFRobot_LIS2DH12 LIS(&i2c,&pc); 
+
+point p;    // creates pointer p.x,p.y
+
+
+// sub-program
+// this program will wait until user touches screen
+// analog data of touch panel is converted trough ADC to digital value 
+// getTouch will store that value
+//getPixel will then convert ADC value to 320*240 pixel coordinates
+// this touch program will be used in every code at this example
+
+void touch()
+ {
+    while(1)
+     {
+         p.x=0;p.y=0;
+         if (TFT.getTouch(p)==TFT.YES) // read analog pos. 
+         {  
+            TFT.getTouch(p);
+            TFT.getPixel(p);             // convert to pixel pos 
+            pc.printf("\n\r Point x:%d, y:%d", p.x, p.y); // will print p.x and p.y valu to pc(putty/teraterm)
+            wait_ms(150);   // give some time for the touch
+            break;
+        }
+     }
+ }
 
-SeeedStudioTFTv2 TFT(PIN_XP, PIN_XM, PIN_YP, PIN_YM, PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TFT, PIN_DC_TFT, PIN_BL_TFT, PIN_CS_SD);
+void DFRobot_LIS2DH12::getIncline(int16_t &a, int16_t &b, int16_t &c) 
+{   
+    if((c > 900) && (c < 1100)&&(a > -250) && (a < 250)&&(b > -250) && (b < 250))
+    {
+                TFT.printf("The sensor is level.");
+    }
+    else
+    {
+        TFT.printf("The sensor is tilted ");
+        if(a > 250)
+        {
+            TFT.printf("left");
+            if(b > 250)
+            {
+                TFT.printf(" and backward.");
+            }
+            else if(b < -250)
+            {
+                TFT.printf(" and forward.");
+            }
+            else
+            {
+                TFT.printf(".");
+            }
+        }
+        else if(a < -250)
+        {
+            TFT.printf("right");
+            if(b > 250)
+            {
+                TFT.printf(" and backward.");
+            }
+            else if(b < -250)
+            {
+                TFT.printf(" and forward.");
+            }
+            else
+            {
+                TFT.printf(".");
+            }
+        }
+        else
+        {
+            if(b > 250)
+            {
+                TFT.printf("backward.");
+            }
+            else if(b < -250)
+            {
+                TFT.printf("forward.");
+            }
+            else
+            {
+                TFT.printf("upside down.");
+            }
+        }
+    }
+    TFT.printf("\n\r");
+}
 
 int main()
 {
-    //Configure the display driver
-    TFT.background(Black);
-    TFT.foreground(White);
-    TFT.cls();
-
-    //Print a welcome message
-    TFT.set_font((unsigned char*) Arial12x12);
-    TFT.locate(0,0);
-    TFT.printf("Hello Mbed");
-
-    //Wait for 5 seconds
-    wait(5.0);
-
-    //Draw some graphics
-    TFT.cls();
-    TFT.set_font((unsigned char*) Arial24x23);
-    TFT.locate(100,100);
-    TFT.printf("Graphic");
-
-    TFT.line(0,0,100,0,Green);
-    TFT.line(0,0,0,200,Green);
-    TFT.line(0,0,100,200,Green);
-
-    TFT.rect(100,50,150,100,Red);
-    TFT.fillrect(180,25,220,70,Blue);
-
-    TFT.circle(80,150,33,White);
-    TFT.fillcircle(160,190,20,Yellow);
-
-    double s;
-    for (int i = 0; i < 320; i++) {
-        s = 20 * sin((long double)i / 10);
-        TFT.pixel(i, 100 + (int)s, Red);
+    while(1)
+    {
+        
+    TFT.locate(0,0); // Set pixel location at screen
+    int counter=0;
+    //TFT initialize
+    TFT.claim(stdout);      // send stdout to the TFT display
+    TFT.set_orientation(0); // set screen orientation to vertical
+    // TFT.set_orientation(1); // set screen orientation to horizontal
+    TFT.background(Black);    // set background to black
+    TFT.foreground(White);    // set chars to white
+    TFT.cls();                // clear the screen 
+    TFT.set_font((unsigned char*) Arial12x12);     // set used txt font
+   
+     while(LIS.init(LIS2DH12_RANGE_8GA) != 0)
+    {
+    TFT.printf("No I2C devices found\n\r");
+    wait(1);
+    } 
+         int16_t a, b, c;
+         
+     while (counter<12)
+    {
+        LIS.readXYZ(a, b, c);
+        LIS.mgScale(a, b, c);
+        LIS.getIncline(a,b,c);  
+        wait(2); // wait 2 seconds  
+        counter++;
     }
-
-    //Wait for 5 seconds
-    wait(5.0);
-
-    //Multiple fonts
-    TFT.foreground(White);
-    TFT.background(Blue);
-    TFT.cls();
-    TFT.set_font((unsigned char*) Arial24x23);
-    TFT.locate(0,0);
-    TFT.printf("Different Fonts:");
-    TFT.set_font((unsigned char*) Neu42x35);
-    TFT.locate(0,30);
-    TFT.printf("Hello Mbed 1");
-    TFT.set_font((unsigned char*) Arial24x23);
-    TFT.locate(20,80);
-    TFT.printf("Hello Mbed 2");
-    TFT.set_font((unsigned char*) Arial12x12);
-    TFT.locate(35,120);
-    TFT.printf("Hello Mbed 3");
+  }
 }