Diff: main.cpp

Revision:

4:7bdab599ad88

Parent:

3:dd9b3bcbd36a

diff -r dd9b3bcbd36a -r 7bdab599ad88 main.cpp
--- a/main.cpp	Mon Nov 09 18:59:28 2015 +0000
+++ b/main.cpp	Fri Mar 18 13:14:02 2016 +0000
@@ -1,30 +1,19 @@
 #include "mbed.h"
 #include <string.h>
 #include <stdio.h>
-
+#include "DHT.h"
 #include "ModbusSlave.h"
-
 #include "MODSERIAL.h"
 
 MODSERIAL Modbus(USBTX,USBRX);
 
-SPI myspi(PTD2, PTD3, PTD1); // mosi, miso, sclk
-
-//////////////// TERMOCOUPLERS //////////////////////////////
-
-DigitalOut T1(PTC9);
-DigitalOut T2(PTA13);
-DigitalOut T3(PTD0);
-DigitalOut T4(PTB3);
+DigitalOut ENABLE(PTE0);
 
-DigitalOut ENABLE(PTC1);
-
-//DigitalOut LED(LED_RED);
+DigitalOut BUZZER(PTC1);
+DigitalOut LED_VERM(PTC2);
 
-float temp1 = 0;
-float temp2 = 0;
-float temp3 = 0;
-float temp4 = 0;
+DigitalOut RELE(PTB3);
+DigitalOut LED_VERD(PTB2);
 
 
 //////////////// MODBUS Registers (Slave) ///////////////////
@@ -32,10 +21,9 @@
 {     
   // just add or remove registers and your good to go...
   // The first register starts at address 0
-  TERM_1,         // Pot analog read
-  TERM_2,         // Temp analog read
-  TERM_3,         // Light analog read
-  TERM_4,         // Moisture analog read
+  TEMP,         // Pot analog read
+  UMID,         // Temp analog read
+  DATA,
   HOLDING_REGS_SIZE 
   // total number of registers for function 3 and 16 share the same register array
 };
@@ -45,58 +33,43 @@
 ////////////////////////////////////////////////////////////
 
 
-
-uint16_t thermoparRead(void)
-{    
-    uint16_t high = 0;
-    uint16_t low = 0;
-    
-    bool scToVcc;
-    bool scToGnd;
-    bool opened;
-    bool fail;
-    
-    high = ((myspi.write(0)<<8)&0xff00) +  (myspi.write(0)&0x00ff);
-    low =  ((myspi.write(0)<<8)&0xff00) +  (myspi.write(0)&0x00ff);
-    
-    // Get errors from data
-    scToVcc = low & 0x0004;
-    scToGnd = low & 0x0002;
-    opened = low & 0x0001;
-    fail = high & 0x0001;
-    
-    if(opened) return 2;
-    if(fail) return 1;
-    return high&0xfffc;
-}
-
+DHT sensor(PTB0,DHT22);
+Timer t;
 
 int main()
 {
     //CONFIGURE MODBUS  
     modbus_configure(&Modbus, 9600, 1, 2, &ENABLE, HOLDING_REGS_SIZE, holdingRegs);    
-
+    wait(1);
+    t.start();
     while (true)
     {
-        modbus_update();  
- 
-        T1 = 0;
-        holdingRegs[TERM_1] = thermoparRead();
-        T1 = 1;
+        modbus_update();
+
+        if(t.read() >=  5){
         
-        T2 = 0;
-        holdingRegs[TERM_2] = thermoparRead();
-        T2 = 1;
+            sensor.readData();
+            holdingRegs[TEMP] = (int)(10*sensor.ReadTemperature(CELCIUS));
+            holdingRegs[UMID] = (int)(10*sensor.ReadHumidity());
+            
+            t.reset();
+         
+        }
         
-        T3 = 0;
-        holdingRegs[TERM_3] = thermoparRead();
-        T3 = 1;
-        
-        T4 = 0;
-        holdingRegs[TERM_4] = thermoparRead();
-        T4 = 1; 
+        int flag;
+                
+        flag = holdingRegs[DATA];
+            
+            if (flag == 1){
+                RELE = 0;
+                BUZZER = 1;
+            } else if(flag == 2){
+                RELE = 1;
+                BUZZER = 0;
+                }else{
+                    BUZZER = 0;
+                    RELE = 0;
+                    }
      }
-}
-
-
-
+      
+}
\ No newline at end of file