Diff: main.cpp

Revision:

0:ea5937bf5485

Child:

1:90eadb418638

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Apr 28 02:20:35 2016 +0000
@@ -0,0 +1,175 @@
+#include "mbed.h"
+#include "cmsis_os.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <iostream>
+#include <string>
+#include <ctype.h>
+
+RawSerial XBEE(p37, p31); //Master to slave communication
+
+RawSerial pc(USBTX,USBRX); //UART monitor from pc
+RawSerial wifi(p9, p10); // master to wifi UART
+
+PwmOut pwm(p27);
+AnalogIn pot(p15);
+
+#define zero (float)0.01
+
+float pot_value = 0.0;
+
+bool master_manual = false;
+bool slave_manual = false;
+
+string received = "";
+string sent = "";
+//string wifi_receive = ""; //data recieved from Feather
+string wifi_sent = ""; //data sent to the Feather
+
+string mDimStr = "";
+string mTempStr = "";
+string sTempStr = "";
+string sDimStr = "";
+string masterMode = "";
+string slaveMode = "";
+
+int sDimAmt = 0;
+int mDimAmt = 0;
+int sTemp = 0;
+int mTemp = 0;
+float dim_percent = 0.0;
+
+bool receiveComplete = false;
+bool decodeComplete = false;
+char wifi_message [18] = {};
+
+//Thread for receiving data
+void wifi_receive(void const *args) {
+    while (1)
+    {
+        int i = 0;
+        while (pc.readable()){ //DEBUGGING purposes
+            wifi_message[i] = pc.getc(); //DEBUGGING purposes
+            i = i+1;
+            osDelay(45);   
+        }   
+        
+        if(i > 17) //Done receiving
+        {
+            receiveComplete = true;
+            i = 0; //reset iterator
+            pc.printf(wifi_message);
+        }
+        osDelay(45);
+       
+    } // END superloop
+}// END wifi_receive thread
+    
+void wifi_decode(void const *args) {
+    
+    while (1) {
+        
+        if( receiveComplete )
+        {
+            receiveComplete = false;
+            if(wifi_message[0] == 'G' && wifi_message[2] == 'M' && wifi_message[10] == 'S')
+            {
+                int data [12] = {};
+                for (int i = 0; i < 7; i++)
+                {
+                    data[i] = (int)wifi_message [i+4] -48;
+                    data[i+6] = (int)wifi_message[i+12] -48;   
+                    
+                }
+                for(int i = 0; i<3; i++)
+                {
+                    mDimStr += data[i];
+                    mTempStr += data[i+3];
+                    sDimStr += data[i+6];
+                    sTempStr += data[i+9];  
+                    
+                }
+                
+                mDimAmt = (data[0]*100)+(data[1]*10)+(data[2]); //Data 0:2 is the 3 digit percentiloe for Master
+                sDimAmt = (data[6]*100)+(data[7]*10)+(data[8]); //Data 6:8 is the 3 digit percentile for Slave
+                
+                pc.printf("Master dim amount: %03d", mDimAmt);
+                pc.printf("Slave dim amount: %03d", sDimAmt);
+                
+                //SET mutex for wifi action HERE
+                decodeComplete = true;
+            }           
+        }
+        
+     osDelay(45);  
+    } //END superloop
+} //END wifi_decode thread    
+
+void wifi_action(void const *args) {
+
+    while (1) {
+        if(decodeComplete)
+        {
+            if(master_manual == false)
+            {
+                pwm.write((float)(mDimAmt/100)); //send out dim value   
+                
+            }   
+        }
+        osDelay(45);
+    } //END superloop    
+} //END wifi_action thread    
+
+void light_status_update(void const *args) {
+    while (1) {
+        //pc.printf("GSMA000000SA000000");
+        pot_value = pot.read();
+        
+        if(pot_value > zero )
+        {
+            master_manual = true;
+            pwm.write(pot_value);
+            masterMode = "M";   
+        }
+        else if (pot_value < zero)
+        {
+            masterMode = "A";
+        }
+        if (decodeComplete == true)
+        {
+            pc.printf("GSM%s%03d%03d",masterMode,mDimAmt,mTemp);
+            decodeComplete = false;
+        }
+        osDelay(300);
+            
+    } //END superloop
+} //END thread light_status_update
+
+osThreadDef(wifi_receive, osPriorityNormal, DEFAULT_STACK_SIZE);
+osThreadDef(wifi_decode, osPriorityNormal, DEFAULT_STACK_SIZE);
+osThreadDef(wifi_action, osPriorityNormal, DEFAULT_STACK_SIZE);
+osThreadDef(light_status_update, osPriorityNormal, DEFAULT_STACK_SIZE);
+
+int main ()
+{
+    osThreadCreate(osThread(wifi_receive),NULL);
+    osThreadCreate(osThread(wifi_decode),NULL);
+    osThreadCreate(osThread(wifi_action),NULL);
+    osThreadCreate(osThread(light_status_update),NULL);
+    pc.baud(115200);
+    wifi.baud(115200);
+    XBEE.baud(115200);
+    while(1)
+    {
+        osDelay(30);
+    }
+
+
+
+
+
+}//END main
+
+
+
+ 
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