Diff: scp1000.cpp

Revision:

3:29c98bdee20b

Parent:

2:076ba33b1895

Child:

4:d509ab38e2b5

--- a/scp1000.cpp	Mon Sep 27 09:13:32 2010 +0000
+++ b/scp1000.cpp	Mon Sep 27 11:43:27 2010 +0000
@@ -22,7 +22,8 @@
 * 
 *
 * @section DESCRIPTION
-* Library for using the SCP1000-D01 MEMS Pressure sensor
+* Library for using the SCP1000-D01 MEMS Pressure sensor, this is the SPI version. This library only supports high resolution mode.
+* Communication with the sensor is via a 4 wire interface
 *
 */
 
@@ -31,9 +32,7 @@
 SCP1000::SCP1000(PinName mosi, PinName miso, PinName sck, PinName CSB):
      _spi(mosi, miso, sck),
     _CSB(CSB)
-    /* _DRDY(NULL),
-     _TRIG(Null),        
-     _PD(NULL)*/{
+    {
     _CSB = 1;
     wait(0.1);
     _CSB = 0;
@@ -87,12 +86,6 @@
 }
 
 
-void SCP1000::SetMode(SCPMode mode){
-    _CSB = 0;
-    
-    _CSB = 1;
-
-}
     
 float SCP1000::read(){
     _CSB = 0;
@@ -156,8 +149,8 @@
         if(status & 0x10){
             //bit 4 high - real time error, interrupt has not been read in time - read DataRD16
             _spi.write(0x20 << 2);
-            temp = _spi.write(0x00);
-            temp = _spi.write(0x00);
+            int data = _spi.write(0x00);
+            data = _spi.write(0x00);
         }
     }while(!(status & 0x20));
     return(1);