Diff: main.cpp

Revision:

0:93fbadd008ac

diff -r 000000000000 -r 93fbadd008ac main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Mar 04 21:03:20 2019 +0000
@@ -0,0 +1,62 @@
+#include "mbed.h"
+#include "Dht11.h"
+#include "Grove_LCD_RGB_Backlight.h"
+
+Serial pc(USBTX, USBRX);
+Dht11 dhtSensor(D7);
+
+AnalogIn lightSensor(A1);
+
+Grove_LCD_RGB_Backlight rgbLCD(I2C_SDA, I2C_SCL);
+
+DigitalOut Red(LED1); 
+DigitalOut Green(LED2); 
+DigitalOut Blue(LED3); 
+
+float temperature = 0.0f;
+float humidity = 0.0f;
+float lightdens = 0.0f;
+
+int main()
+{
+    rgbLCD.setRGB(0xff, 0xff, 0xff); 
+    char szBuff[10];
+    
+    while(1){
+        dhtSensor.read();
+        temperature = dhtSensor.getCelsius();
+        humidity = dhtSensor.getHumidity();
+        
+        lightdens = lightSensor.read();
+        
+        printf("Temp: %f, Hum: %f\n", temperature, humidity);
+        printf("Light: %2.2f\n", lightdens);
+        
+        rgbLCD.locate(0,0);
+        rgbLCD.print("T:");
+        rgbLCD.locate(2,0);
+        sprintf(szBuff, "%2.1f", temperature);
+        rgbLCD.print(szBuff);
+        
+        rgbLCD.locate(8,0);
+        rgbLCD.print("H:");
+        rgbLCD.locate(10,0);
+        sprintf(szBuff, "%2.1f", humidity);
+        rgbLCD.print(szBuff);
+        
+        rgbLCD.locate(0,1);
+        rgbLCD.print("Light:");
+        rgbLCD.locate(6,1);
+        sprintf(szBuff, "%2.1f", lightdens);
+        rgbLCD.print(szBuff);
+        
+        if(temperature > 30.0f){Red = 0;}
+        else if(temperature < 15.0f){Blue = 0;}
+        else{Blue = 1; Red = 1;}
+        
+        if(humidity < 30.0f){Green = 0;}
+        else{Green = 1;}
+        
+        wait(1);
+    }
+}
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