Revision 3:c6e262633952, committed 2015-10-20

Comitter:

destradafilm

Date:

Tue Oct 20 19:26:58 2015 +0000

Parent:

2:8cdbe8a96b59

Child:

4:fd6afcd8b705

Commit message:

DEstra_541_Midterm_Mbed

Changed in this revision

--- a/lcd_acc_46_v3.cpp	Mon Dec 01 00:29:40 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,205 +0,0 @@
-#include "mbed.h"
-#include "MMA8451Q.h"
-#include "SLCD.h"
-/* 
-Test of the accelerometer, digital I/O, on-board LCD screen, and 16-bit ADC.
- Looing at vector product of the x-y components of the accelerometer.
- Works pretty well. Still rough, program wise - sc 140710
- Addiing touch sensor to replace potentiometer.
- Show x and y components 
- */
-
-#define BLINKTIME 0.7
-#define DATATIME 0.1
-#define DATADISPDWELL 0.2
-#define NUMLEDS 2
-#define LEDON 0
-#define LEDOFF 1
-#define SCALING 13
-#define RSTARTMESS "RSET"
-#define MAXVECT "MAXV"
-#define XCOMP "XCMP"
-#define YCOMP "YCMP"
-#define ZCOMP "ZCMP"
-#define ANALTOVOLTS 3.3
-#define LEDDELAY 0.400
-//define states
-#define NUMSTATES 4
-#define XCOMPD 0
-#define YCOMPD 1
-#define ZCOMPD 2
-#define VMAXD 3
-
-#define PROGNAME "LCD_ACC_LCDv3 46\r/n"
-
-//#define PRINTDBUG
-// Accelerometer SPI pins
-#if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
-  PinName const SDA = PTE25;
-  PinName const SCL = PTE24;
-#elif defined (TARGET_KL05Z)
-  PinName const SDA = PTB4;
-  PinName const SCL = PTB3;
-#else
-  #error TARGET NOT DEFINED
-#endif
-
-#define MMA8451_I2C_ADDRESS (0x1d<<1)
-
-SLCD slcd; //define LCD display
-Timer blinkTimer;
-Timer dataTimer;
-Timer displayTimer;
-MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
-AnalogIn TMP01(PTB1);
-DigitalOut LEDs[NUMLEDS]={LED_RED, LED_GREEN}; //Indicator LEDs
-Serial pc(USBTX, USBRX);
-
-
-void LCDMess(char *lMess, float dWait){
-        slcd.Home();
-        slcd.clear();
-        slcd.printf(lMess);
-        wait(dWait);
-} 
-void LCDMessNoDwell(char *lMess){
-        slcd.Home();
-        slcd.clear();
-        slcd.printf(lMess);
-} 
-
-
-void allLEDsOFF(int numberOfLEDS) {
-    int i;
-    for (i=0;i<numberOfLEDS; i++){
-            LEDs[i] = LEDOFF;
-        }
-
-}
-
-void runLEDs(int numberOfLEDS) {
-    int i;
-    for (i=0;i<numberOfLEDS; i++){
-            LEDs[i] = LEDON;
-            wait(0.2);
-        }
-   allLEDsOFF(numberOfLEDS);     
-}
-
-
-
-int main() {
-    
-    int RButtonState;
-    int LButtonState;
-    DigitalIn RtButton(PTC12);
-    DigitalIn LftButton(PTC3);
-    int displayState = XCOMPD; 
-    float xAcc = 0.0;
-    float yAcc = 0.0;
-    float zAcc = 0.0;
-    float vector;
-    float vMax = 0.0;
-    float DisplayTime = DATADISPDWELL;
-    int outState = false;
-    char lcdData[10]; //buffer needs places dor decimal pt and colon
-
-    
-#ifdef PRINTDBUG
-        pc.printf(PROGNAME);
-#endif
-    LCDMess(RSTARTMESS, BLINKTIME);
-// Initialze readings and sequence the LED's for dramtic effect.
-    allLEDsOFF(NUMLEDS);
-    blinkTimer.start();
-    blinkTimer.reset();
-    displayTimer.start();
-    displayTimer.reset();
-    dataTimer.start();
-    dataTimer.reset();
-    
-// main loop forever 
-    while(true) {
-
-// Handle user input for display selections
-        RButtonState = !RtButton; // button is pulled up so false is when button is pushed it's inverted to avoid confusion downstream
-        if (RButtonState){
-            vMax = 0.0; // Clear vMax
-            LCDMess(RSTARTMESS, BLINKTIME);
-        }
-        LButtonState = !LftButton;
-        if (LButtonState) {  //Change data that is displayed
-            displayState = (displayState + 1) % NUMSTATES;
-            // Change to switch/case soon.
-            switch (displayState){
-                case XCOMPD: {
-                    LCDMess(XCOMP,BLINKTIME);
-                    break;
-                }
-                case YCOMPD: {
-                    LCDMess(YCOMP,BLINKTIME);
-                    break;
-                }
-                case ZCOMPD: {
-                    LCDMess(ZCOMP,BLINKTIME);
-                    break;
-                }
-                case VMAXD:{
-                    LCDMess(MAXVECT,BLINKTIME);
-                    break;
-                }
-            }// switch        
-        }
-        
-// --------------------------------------------
-        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());
- // Calulate vector sum of x,y and z reading.       
-            vector = sqrt(pow(xAcc,2) + pow(zAcc,2));
-            if (vector > vMax) {
-                vMax = vector;
-            }
-            dataTimer.reset();
-        }
-#ifdef PRINTDBUG
-        pc.printf("vector = %f\r\n",  xAcc);
-        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){
-            switch (displayState) {
-                case XCOMPD: {
-                    sprintf (lcdData,"%4.3f",xAcc);
-                    break;
-                }
-                case YCOMPD: {
-                    sprintf (lcdData,"%4.3f",yAcc);
-                    break;
-                }
-                case ZCOMPD: {
-                    sprintf (lcdData,"%4.3f",zAcc);
-                    break;
-                }
-                case VMAXD:{
-                    sprintf (lcdData,"%4.3f",vMax);
-                    break;
-                }
-            }
-            LCDMessNoDwell(lcdData);
-            displayTimer.reset();
-        } // displaytimer 
-// Wait then do the whole thing again.  
-// Alive LEDs
-        while(blinkTimer.read()> LEDDELAY) {     
-            LEDs[0].write(outState);
-            LEDs[1].write(!outState);
-            outState = !outState; 
-            blinkTimer.reset();
-        } 
-    }//forever loop
-}// main
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/midterm_main.cpp	Tue Oct 20 19:26:58 2015 +0000
@@ -0,0 +1,279 @@
+#include "mbed.h"
+#include "MMA8451Q.h"
+#include "SLCD.h"
+
+// delays
+#define BLINKTIME 0.7
+#define DATATIME 0.1
+#define LEDDELAY 0.4
+#define DATADISPDWELL 0.2
+
+//define states
+#define NUMSTATES 3 
+#define XACTIVE 0
+#define YACTIVE 1
+#define ZACTIVE 2
+
+// LEDS
+#define NUMLEDS 2
+#define LEDON 0
+#define LEDOFF 1
+
+// LCD messages
+#define PROGNAME "DEstra_Midterm_XYZ to RGB\r/n"
+#define LCDSTRT1 "ACC"
+#define LCDSTRT2 "TO"
+#define LCDSTRT3 "COLR"
+#define REDMESS "RED"
+#define GRNMESS "GREN"
+#define BLUMESS "BLUE"
+
+
+//#define PRINTDBUG
+// Accelerometer SPI pins
+#if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
+  PinName const SDA = PTE25;
+  PinName const SCL = PTE24;
+#elif defined (TARGET_KL05Z)
+  PinName const SDA = PTB4;
+  PinName const SCL = PTB3;
+#else
+  #error TARGET NOT DEFINED
+#endif
+
+#define MMA8451_I2C_ADDRESS (0x1d<<1)
+
+SLCD slcd; //define LCD display
+
+// Timers
+Timer blinkTimer;
+Timer dataTimer;
+Timer displayTimer;
+
+//------------------
+// KL46Z INTERFACE
+
+// Accelerometer
+MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS); 
+AnalogIn TMP01(PTB1);
+
+// LED PINS
+DigitalOut LEDs[NUMLEDS]={LED_RED, LED_GREEN}; //Indicator LEDs
+
+// SERIAL OUT TO PC
+Serial pc(USBTX, USBRX);
+
+
+// LCD MESSAGE
+void LCDMess(char *lMess, float dWait){
+        slcd.Home();
+        slcd.clear();
+        slcd.printf(lMess);
+        wait(dWait);
+} 
+void LCDMessNoDwell(char *lMess){
+        slcd.Home();
+        slcd.clear();
+        slcd.printf(lMess);
+} 
+
+
+// RESET LED BLINK
+void allLEDsOFF(int numberOfLEDS) {
+    int i;
+    for (i=0;i<numberOfLEDS; i++){
+            LEDs[i] = LEDOFF;
+        }
+
+}
+
+// TURN CURRENT LED ON
+void runLEDs(int numberOfLEDS) {
+    int i;
+    for (i=0;i<numberOfLEDS; i++){
+            LEDs[i] = LEDON;
+            wait(0.2);
+        }
+   allLEDsOFF(numberOfLEDS);     
+}
+
+
+
+int main() {
+    
+    int RButtonState;
+    int LButtonState;
+    DigitalIn RtButton(PTC12);
+    DigitalIn LftButton(PTC3);
+    
+    
+    int displayState = XACTIVE; 
+    
+    // X Y Z ( 0 - 1.0)
+    float xAcc = 0.0;
+    float yAcc = 0.0;
+    float zAcc = 0.0;
+    
+    // R G B (0 - 255)
+    int rVal = 0;
+    int gVal = 0;
+    int bVal = 0;
+    
+    
+    float DisplayTime = DATADISPDWELL;
+    int outState = false;
+    char lcdData[10]; //buffer needs places for decimal pt and colon
+
+    
+#ifdef PRINTDBUG
+        pc.printf(PROGNAME);
+#endif
+
+// Initialze readings and sequence the LED's for dramtic effect.
+    allLEDsOFF(NUMLEDS);
+    blinkTimer.start();
+    blinkTimer.reset();
+    displayTimer.start();
+    displayTimer.reset();
+    dataTimer.start();
+    dataTimer.reset();
+    
+    pc.printf(PROGNAME);
+    LCDMess(LCDSTRT1, BLINKTIME);
+    LCDMess(LCDSTRT2, BLINKTIME);
+    LCDMess(LCDSTRT3, BLINKTIME);
+    
+// MAIN PROGRAM /// 
+    while(true) {
+
+// --------------------------------------------
+/// LCD DISPLAY INFO - Handle user input for display selections
+        RButtonState = !RtButton; // button is pulled up so false is when button is pushed it's inverted
+        if (RButtonState){
+            LCDMess(LCDSTRT3, BLINKTIME);
+        }
+        LButtonState = !LftButton;
+        if (LButtonState) {  //Change data that is displayed
+            displayState = (displayState + 1) % NUMSTATES;
+          
+            switch (displayState){
+                case XACTIVE: {
+                    LCDMess(REDMESS,BLINKTIME);
+                    break;
+                }
+                case YACTIVE: {
+                    LCDMess(GRNMESS,BLINKTIME);
+                    break;
+                }
+                case ZACTIVE: {
+                    LCDMess(BLUMESS,BLINKTIME);
+                    break;
+                }
+            }// switch        
+        }
+        
+        
+        
+        
+// --------------------------------------------
+/// ACCELEROMETER DATA - TIMER
+
+        while (dataTimer.read() > DATATIME){ // DATATIME = 0.1 SECONDS
+//Get accelerometer data - tilt angles minus offset for zero mark.
+// No offset
+
+            // get X Y Z
+            xAcc = abs(acc.getAccX());
+            yAcc = abs(acc.getAccY());
+            zAcc = abs(acc.getAccZ());
+            
+            // convert to R G B
+            rVal = ((xAcc) * 255);
+            gVal = ((yAcc) * 255);
+            bVal = ((zAcc) * 255);
+            
+            // MAKE SURE VALUE IS NOT > 255
+            if (rVal > 255){
+                rVal = 255;
+            }
+            if (gVal > 255){
+                gVal = 255;
+            }
+            if (bVal > 255){
+                bVal = 255;
+            }
+            
+            // PRINT X Y Z  in SERIAL PORT - INTERPRETED BY PYTHON PROGRAM
+            pc.printf("r = %4.3f g = %4.3f b = %4.3f\r\n",  xAcc, yAcc, zAcc);
+            
+            // PRINT R G B  in SERIAL PORT
+//            pc.printf("r = %d\n",  rVal);
+//            pc.printf("g = %d\r\n",  gVal);
+//            pc.printf("b = %d\r\n",  bVal);
+            
+            dataTimer.reset();
+        }
+#ifdef PRINTDBUG
+        pc.printf("debug r val = %f\r\n",  rVal);
+#endif
+
+
+// --------------------------------------------
+/// LCD MESSAGE - TIMER
+
+// Display the appropriate data on the LCD based upon what mode was chosen
+        while (displayTimer.read() > DisplayTime){
+            switch (displayState) {
+                case XACTIVE: {
+                    sprintf (lcdData,"%d",rVal);
+                    break;
+                }
+                case YACTIVE: {
+                    sprintf (lcdData,"%d",gVal);
+                    break;
+                }
+                case ZACTIVE: {
+                    sprintf (lcdData,"%d",bVal);
+                    break;
+                }
+            }
+            LCDMessNoDwell(lcdData);
+            displayTimer.reset();
+        } // displaytimer 
+        
+        
+// --------------------------------------------
+// LED BLINK  - TIMER
+        while(blinkTimer.read()> LEDDELAY) { 
+        
+             switch (displayState){
+                case XACTIVE: {
+                    
+                    // RED BLINK
+                    LEDs[0].write(outState);
+                    LEDs[1].write(true);
+                    break;
+                }
+                case YACTIVE: {
+                    
+                    // GREEN BLINK
+                    LEDs[0].write(true);
+                    LEDs[1].write(outState);
+                    break;
+                }
+                case ZACTIVE: {
+                    
+                    // RED & GREEN BLINK
+                    LEDs[0].write(outState);
+                    LEDs[1].write(outState);
+                    break;
+                }
+            }// switch  
+               
+            // Change State - ON / OFF
+            outState = !outState; 
+            blinkTimer.reset();
+        
+        } 
+    }//forever loop
+}// main
\ No newline at end of file