Alex Allen / Mbed 2 deprecated Balloon

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Dependencies:   UM12 mbed

HIH4030/HIH4030.cpp

Committer:
AlexAllen
Date:
2012-03-07
Revision:
0:feaa05d35ccf

File content as of revision 0:feaa05d35ccf:

#include "HIH4030.h"
#include "mbed.h"
 
float HIH4030::getH(float temp)
{
    float sensHum, trueHum;
    float vout = 3.3 * 2.0 * read();
    float vsupply = 5.0;
    
    sensHum = ( ( vout / vsupply ) + 0.16 ) / 0.0062;
    trueHum = ( 1.0546 - 0.00216 * temp ) * sensHum;
    
    return trueHum;
}