File content as of revision 192:54b758a8eaaa:

/* Copyright C2013 Doug Anson, 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 "mbed.h"
 
 #include "MBEDVoltage.h"
 
 // Voltage Simulator 
 AnalogIn voltage_pot(VOLTAGE_POT_PIN);
 
 // default constructor
 MBEDVoltage::MBEDVoltage(Logger *logger,Resource *resource) : MBEDio(logger,resource) {
 }
 
 // destructor
 MBEDVoltage::~MBEDVoltage() {
 }

 // update our value
 void MBEDVoltage::update() { 
    float voltage = voltage_pot.read() * 120.0;      // Scale 0V - 120V
    if (this->resource() != NULL && this->resource()->getValuePointer() != NULL) sprintf(this->resource()->getValuePointer(),"%.1f",voltage);
 }