Diff: main.cpp

Revision:

0:d0e594c3fb6c

Child:

1:f9339d95123d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Jul 21 08:17:32 2015 +0000
@@ -0,0 +1,145 @@
+#include "mbed.h"
+#include "DHT.h"
+
+DHT sensor(A0, DHT11);
+InterruptIn motion(D2);
+AnalogIn luminance(A1);
+
+DigitalOut led_R(LED_RED);
+DigitalOut led_G(LED_GREEN);
+DigitalOut led_B(LED_BLUE);
+
+int motion_detected = 0;
+
+void irq_handler(void)
+{
+    motion_detected = 1;
+}
+
+int main()
+{
+    int error = 0;
+    float hum = 0.0f;
+    float cel = 0.0f;
+    
+    int cnt = 0;
+    motion.rise(&irq_handler);
+    
+    while(1)
+    {
+        wait(1);
+        error = sensor.readData();
+        
+        if (0 == error) {
+            hum = sensor.ReadHumidity();
+            cel = sensor.ReadTemperature(CELCIUS);
+            printf(" Humidity : %4.2f\r\n", hum);
+            printf(" Temperature in Celcius : %2.2f\r\n", cel);
+            
+            {
+                if (hum > 70) {  // if celcius is higher than 28, LED_RED on.
+                    led_R = 0;   // LED_RED on
+                    led_B = 1;   // LED_BLUE off
+                }
+                else{ 
+                    led_R = 1;   // LED_RED off
+                    led_B = 0;   // LED_BLUE on
+                }
+            }
+            {
+                if(cel > 28) {  // if celcius is higher than 28, LED_RED on.
+                    led_R = 0;   // LED_RED on
+                    led_B = 1;   // LED_BLUE off
+                }
+                else { 
+                    led_R = 1;   // LED_RED off
+                    led_B = 0;   // LED_BLUE on
+                }
+            }
+        }
+        else {
+            printf("Error : %d\n", error);
+        }
+        
+        if(motion_detected) {
+            cnt++;
+            motion_detected = 0;
+            led_R = 1;
+            led_G = 1;
+            led_B = 1;
+            
+            printf("Something move%d\r\n", cnt);
+            wait(1); 
+        }
+        
+        if(luminance.read()){
+            
+            if(0.1<=luminance.read()&&luminance.read()<=0.3){
+                RED=0; GREEN=0; BLUE=1;}   // yellow LED on
+                
+            else{
+                RED=1; GREEN=1; BLUE=1;}   // led off
+             
+            printf("Luminance: %f\r\n", luminance.read());    
+            wait(0.5f);
+        }
+        else {
+            RED=0; GREEN=0; BLUE=0;    // white LED on 
+            printf("Luminance: %f\r\n", luminance.read());
+            wait(0.5f);         
+        }
+    }
+}
+/*
+AnalogIn luminance(A0);
+InterruptIn motion(D2);
+
+DigitalOut RED(LED1, 1);
+DigitalOut GREEN(LED2, 1);
+DigitalOut BLUE(LED3, 1);
+
+int motion_detected = 0;
+
+void irq_handler(void)
+{
+    motion_detected = 1;
+}
+
+int main()
+{
+    int cnt = 0;
+    motion.rise(&irq_handler);
+    
+    while (true) {
+        
+        //grove motion sensor
+        if(motion_detected) {
+            cnt++;
+            motion_detected = 0;
+            RED = 0;
+            GREEN = 1;
+            BLUE = 1;
+            wait(1);
+            printf("Something move%d\r\n", cnt);
+        }
+         
+        //luminance sensor
+        if(luminance.read()){
+            
+            if(0.1<=luminance.read()&&luminance.read()<=0.3){
+                RED=0; GREEN=0; BLUE=1;}   // yellow LED on
+                
+            else{
+                RED=1; GREEN=1; BLUE=1;}   // led off
+             
+            printf("Luminance: %f\r\n", luminance.read());    
+            wait(0.5f);
+        }
+        else {
+            RED=0; GREEN=0; BLUE=0;    // white LED on 
+            printf("Luminance: %f\r\n", luminance.read());
+            wait(0.5f);         
+        }
+                    
+    }
+}*/
\ No newline at end of file