Revision 0:2cc0f6ef330f, committed 2016-01-23

Comitter:

AswinSivakumar

Date:

Sat Jan 23 00:07:22 2016 +0000

Child:

1:117534dd5101

Child:

2:c705222de18d

Commit message:

First commit

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MPL3115.cpp	Sat Jan 23 00:07:22 2016 +0000
@@ -0,0 +1,54 @@
+ /* Copyright (c) 2015 NXP Semiconductors. MIT License
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+* and associated documentation files (the "Software"), to deal in the Software without
+* restriction, including without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
+* Software is furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all copies or
+* substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#include "MPL3115.h"
+ #include "mbed.h"
+
+MPL3115::MPL3115(PinName sda, PinName scl) : MPL3115_i2c(sda,scl)
+ {
+       
+ }
+    
+ void MPL3115::MPL3115_config(void)
+ {
+   char d[2]; 
+   d[0] = MPL3115_CTRL_REG1;                     //Puts device in Standby mode
+   d[1] = 0x00; 
+   MPL3115_i2c.write(MPL3115_I2C_ADDRESS, d,2);   
+          
+   
+   d[0] = MPL3115_CTRL_REG1;                     //Puts device in Active mode and in altimeter mode
+   d[1] = 0x81;
+   MPL3115_i2c.write(MPL3115_I2C_ADDRESS, d, 2);   
+      
+ }
+ 
+ 
+ 
+ void MPL3115::acquire_MPL3115_data_Altitude_in_m(float * alt_data)
+ {
+  
+   char data_bytes[7];
+   char d[1];
+   d[0]=MPL3115_STATUS;
+   MPL3115_i2c.write(MPL3115_I2C_ADDRESS,d,1,true);  // Read the 6 data bytes - LSB and MSB for X, Y and Z Axes.
+   MPL3115_i2c.read(MPL3115_I2C_ADDRESS,data_bytes,5);
+   alt_data[0]= (float)((short)((data_bytes[1] << 8 ) | data_bytes[2])) + (float)(data_bytes[3]>>4) * 0.0625;
+  
+  
+ }
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MPL3115.h	Sat Jan 23 00:07:22 2016 +0000
@@ -0,0 +1,46 @@
+ /* Copyright (c) 2015 NXP Semiconductors. MIT License
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+* and associated documentation files (the "Software"), to deal in the Software without
+* restriction, including without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
+* Software is furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all copies or
+* substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef MPL3115_H
+#define MPL3115_H
+#include "mbed.h"
+
+#define MPL3115_I2C_ADDRESS (0x60<<1)
+
+#define MPL3115_STATUS 0x00
+#define MPL3115_WHO_AM_I 0x0C
+#define MPL3115_CTRL_REG1 0x26
+#define MPL3115_CTRL_REG2 0x27
+#define MPL3115_WHO_AM_I_VALUE 0xC4
+
+class MPL3115
+{
+    public:
+    
+    MPL3115(PinName sda, PinName scl);
+      
+    void MPL3115_config(void);
+        
+    void acquire_MPL3115_data_Altitude_in_m(float * du);
+    
+    private:
+    I2C MPL3115_i2c;
+    
+};
+
+#endif
\ No newline at end of file