N K / Mbed 2 deprecated analoghalls6

motor spins

Dependencies:   mbed

Fork of analoghalls5 by Bayley Wang

voltagesensors.cpp

Committer:
nki
Date:
2015-03-04
Revision:
6:99ee0ce47fb2
Parent:
1:1f58bdcf2956

File content as of revision 6:99ee0ce47fb2:

#include "includes.h"
#include "sensors.h"

AnalogVoltageSensor::AnalogVoltageSensor(PinName pin, float scale) {
    _in = new AnalogIn(pin);
    _scale = scale;
}

void AnalogVoltageSensor::Zero() {
    _zero_level = (float) *_in;
}

float AnalogVoltageSensor::GetVoltage() {
    return ((float) *_in - _zero_level) * 3.3f / _scale;
}