Diff: Envt_Shield_F4_API.cpp

Revision:

0:9ac219c9a7df

Child:

1:d37d15b70bc5

diff -r 000000000000 -r 9ac219c9a7df Envt_Shield_F4_API.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Envt_Shield_F4_API.cpp	Thu Aug 14 11:39:55 2014 +0000
@@ -0,0 +1,88 @@
+#include "nucleo-f401re.h"
+#include "x_nucleo_ike01x1_pressure.h"
+#include "x_nucleo_ike01x1_uv.h"
+#include "x_nucleo_ike01x1_hum_temp.h"
+#include "Envt_Shield_F4_API.h"
+
+uint8_t PRESInit=0;
+uint8_t UVInit=0;
+uint8_t HumTempInit=0;
+/*Global variables */
+uint8_t HumTempId=0;
+uint8_t PressID=0;
+int dec_precision = 2;
+ volatile float UVI_Value;
+ volatile float PRESSURE_Value;
+ volatile float HUMIDITY_Value;
+ volatile float TEMPERATURE_Value;
+void floatToInt(float in, int32_t *out_int, int32_t *out_dec, int32_t dec_prec);
+Serial pc(SERIAL_TX, SERIAL_RX);
+ 
+DigitalOut myled(LED1);
+
+void Envt_Shield_API:: floatToInt(float in, int32_t *out_int, int32_t *out_dec, int32_t dec_prec)
+{
+            *out_int = (int32_t)in;
+            in = in - (float)(*out_int);
+            *out_dec = (int32_t)(in*dec_prec);
+}
+
+void Envt_Shield_API:: init()
+{
+    int mul = 1;
+            for(int i = 0; i < dec_precision; i++)
+                mul = mul*10;
+     
+            if(!BSP_HUM_TEMP_isInitialized()) {     
+                BSP_HUM_TEMP_Init();     //This also Inits I2C interface from here.   
+            }
+            HumTempId = BSP_HUM_TEMP_ReadID();
+            if(HumTempId==I_AM_HTS221){
+                HumTempInit=1;
+            }    
+            /*End Temp Sensor Init*/
+  
+            /*Initialize the pressure sensors*/
+            if(!BSP_PRESSURE_isInitialized()) {     
+                BSP_PRESSURE_Init();     //This also Inits I2C interface from here.  
+                PRESInit=1;
+                }
+            PressID = BSP_PRESSURE_ReadID();
+ 
+            int32_t d1, d2, d3, d4;
+    
+            pc.printf("Hello World !\n");
+            while(1) { 
+                wait(1);
+      
+            if(BSP_HUM_TEMP_isInitialized()) 
+            {
+                    BSP_HUM_TEMP_GetHumidity((float *)&HUMIDITY_Value);
+                    BSP_HUM_TEMP_GetTemperature((float *)&TEMPERATURE_Value);
+        
+                    floatToInt(HUMIDITY_Value, &d1, &d2, mul);
+                    floatToInt(TEMPERATURE_Value, &d3, &d4, mul);
+                    pc.printf("H: %d.%02d    T: %d.%02d", d1, d2, d3, d4);
+         
+            }
+        
+            if(BSP_PRESSURE_isInitialized())
+            {   
+            BSP_PRESSURE_GetPressure((float *)&PRESSURE_Value);
+            floatToInt(PRESSURE_Value, &d1, &d2, mul);
+            pc.printf(" P: %d.%02d\n", d1, d2);
+            
+            }
+        
+            if(BSP_UV_isInitialized())
+             {
+                BSP_UV_GetIndex((float *)&UVI_Value);
+                floatToInt(UVI_Value, &d1, &d2, mul);
+                pc.printf("UV: %d.%02d\n", d1, d2);
+             }
+      
+                  pc.printf("Done");
+            myled = !myled;
+      
+            }
+}
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