Diff: main.cpp

Revision:

0:4b63426935b8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 07 05:06:28 2015 +0000
@@ -0,0 +1,37 @@
+#include "mbed.h"
+#include "SB1602E.h"
+#include "BME280.h"
+
+SB1602E lcd(I2C_SDA, I2C_SCL);
+BME280 sensor(I2C_SDA, I2C_SCL);
+DigitalIn btn(dp15);
+
+int main()
+{
+    lcd.setCharsInLine(8);
+    lcd.contrast(0x30);
+    int last_mode = 0;
+    btn.mode(PullUp);
+
+    lcd.printf(0, 0, "BME280");
+    lcd.printf(0, 1, "Demo");
+    wait(5);
+    
+    while(1) {
+        if (btn == 1) {
+            if (last_mode == 0)
+                lcd.clear();
+            lcd.printf(0, 0, "%2.2f%cC", sensor.getTemperature(), 0xdf);
+            lcd.printf(0, 1, "%2.2f%%", sensor.getHumidity());
+            last_mode = 1;
+        }
+        else {
+            if (last_mode == 1)
+                lcd.clear();
+            lcd.printf(0, 0, "%2.2f%cC", sensor.getTemperature(), 0xdf);
+            lcd.printf(0, 1, "%04.1fhPa", sensor.getPressure());
+            last_mode = 0;            
+        }
+        wait(1);
+    }
+}