Diff: main.cpp

Revision:

2:f1553e2737c9

Parent:

1:e245b0b4d96c

--- a/main.cpp	Wed May 13 07:42:37 2015 +0000
+++ b/main.cpp	Wed May 20 08:24:08 2015 +0000
@@ -1,90 +1,137 @@
-//Uses the measured z-acceleration to drive leds 2 and 3 of the mbed
-
 #include "mbed.h"
-//accelerometer header file
-#include "MMA7660.h"
-//LCD screen header file
-#include "C12832.h"
 //include PRPC command file
 #include "SerialRPCInterface.h"
+//LCD include
+#include "TextLCD.h"
 
-//default pin connections for LCD
-C12832 lcd(p5, p7, p6, p8, p11);
-//default pins for accelerometer
-MMA7660 MMA(p28, p27);
-//
-float X = 0;
-float Y = 0;
-float Z = 0;
-float ai1=0;
-float ai2=0;
-int alarm1 = 0;
-int alarm2 = 0;
-RPCVariable<float> rpc_ai1(&ai1,"ai1");
+SerialRPCInterface SerieleInterface(USBTX, USBRX);
+Serial uart(p9, p10); //tx, rx
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut Pulsout(p28);
+DigitalOut Transmit(p8);
+AnalogIn Signaalsterkte(p19);
+AnalogIn LDRin(p20);
+DigitalIn Modepin(p11);
+PwmOut PWMLed(p21);
+TextLCD lcd(p30, p29, p28, p27, p26, p25, TextLCD::LCD20x4); // rs, e, d4-d7
 
-RPCVariable<float> rpc_ai2(&ai2,"ai2");
- 
-RPCVariable<int> rpc_alarm1(&alarm1,"alarm1");
-RPCVariable<int> rpc_alarm2(&alarm2,"alarm2");
-AnalogIn pot2(p19);
-DigitalOut led(LED1);
-AnalogIn pot1(p20);
-DigitalOut led2(LED2);
+char Mode;
+float signaal;
+int LDR;
+char dataRX;
+char crcRX;
+char adresRX;
+int dataOK;
+int counter;
+int sturen;
+char adresTX;
+char dataTX;
+char crcTX;
+int PWMLabview;
+int timer;
 
-RPCVariable<float> RPCX(&X, "X");
-RPCVariable<float> RPCY(&Y, "Y");
-RPCVariable<float> RPCZ(&Z, "Z");
-SerialRPCInterface SerieleInterface(USBTX, USBRX);
-DigitalOut connectionLed(LED1);
-//pwm led 1 and 2
-PwmOut Zaxis_p(LED2);
-PwmOut Zaxis_n(LED3);
-//pwm signals for RGB LED
-PwmOut r (p23);
-PwmOut g (p24);
-PwmOut b (p25);
 
-int main() { 
+RPCVariable<int> rpc_LDR(&LDR,"LDR");
+RPCVariable<float> rpc_signaal(&signaal,"signaal");
+RPCVariable<int> rpc_PWMLabview(&PWMLabview,"PWMLabview");
+
+//Prototypes functies
+char receive (char adreskarakter);
+void transmit(char adresTX, char dataTX);
 
-    //clear lcd screen
-    lcd.cls();
-    //update axis period
-    r.period(0.001); 
-    //test connection to board
-    if (MMA.testConnection())
-    connectionLed = 1;
+//********************************************
+//*******************Main*********************
+//********************************************
+int main() 
+{  
+    PWMLed.period_us(10);
+    uart.baud(4800); 
+    if (Modepin)
+    {
+        myled1 = 1;
+        myled2 = 0;
+        Mode = 1; 
+    }
+    else
+    {
+        myled1 = 0;
+        myled2 = 1;
+        Mode = 0;     
+    }
+    lcd.cls(); 
+    timer = 1000;
+    while (1) 
+    {
+          //Pin aan GND is Labview
+        if(Mode == 1)
+        {
+            transmit('J',LDRin * 255);
+        }
+        else //Labview
+        {
+            signaal = (Signaalsterkte * 207);
+            if(signaal >= 100)
+            {
+                signaal = 100;    
+            }
+            LDR = receive('J');
+            
+            if(timer == 1000)
+            {
+                lcd.locate(0,0);
+                lcd.printf("Signaal: %.0f%c",signaal, 37);
+                lcd.locate(0,1);
+                lcd.printf("LDR: %i ",LDR);
+                timer = 0;
+            }
+            timer ++;
+        }          
+    }     
+}
+
+char receive (char adreskarakter)
+{ 
+        if(uart.readable()) {
+            if (counter == 0)
+            {
+               adresRX = (uart.getc()); 
+               
+               if(adresRX == adreskarakter)
+               {
+               counter ++;
+               }
+               else
+               {
+                   counter = 0;
+               }
+               
+            }
+            else if (counter == 1)
+            {
+                dataRX = (uart.getc()); 
+                counter ++;
+            }
+             else if (counter == 2)
+            {
+                crcRX = (uart.getc()); 
+                counter = 0;
+            }
+           
+           if(adresRX == adreskarakter && (adresRX xor dataRX) == crcRX)
+           {
+               dataOK = int(dataRX);
+           }                    
+        }   
+        return dataOK; 
+}
+
+void transmit(char adresTX, char dataTX)
+{
+        Transmit = 1;
         
-    while(1) {
-        Zaxis_p = MMA.z();
-        Zaxis_n = -MMA.z();
-        r = MMA.x();
-        g =  MMA.y();
-        b = MMA.z();
-        lcd.locate(0,0);
-        lcd.printf("X as : %.2f", MMA.x());
-        lcd.locate(0,10);
-        lcd.printf("Y as : %.2f", MMA.y());
-        lcd.locate(0,20);
-        lcd.printf("Z as : %.2f", MMA.z());
-        X = MMA.x();
-        Y = MMA.y();
-        Z = MMA.z();
-        ai1 = pot2;
-        ai2 = pot1;
-        if(pot2 > 0.3) {
-            led = 1;
-            alarm1 = led;
-        } else {
-            led = 0;
-            alarm1 = led;
-        }
-        if(pot1 > 0.7) {
-            led2 = 1;
-            alarm2 = led2;
-        } else {
-            led2 = 0;
-            alarm2 = led2;
-        }      
-    }
+        crcTX = (adresTX xor dataTX);
+        uart.printf("%c%c%c", adresTX, dataTX, crcTX);     
 
-}
\ No newline at end of file
+        Transmit = 0;  
+}