File content as of revision 60:76728655fa12:

/* 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 "MBEDBattery.h"
 
 // Battery Simulator
 AnalogIn battery_pot(p20);
 
 // default constructor
 MBEDBattery::MBEDBattery(ErrorHandler *error_handler,Resource *resource) : MBEDio(error_handler,resource) {
 }
 
 // destructor
 MBEDBattery::~MBEDBattery() {
 }

 // update our value
 void MBEDBattery::update() {
     float bat = battery_pot.read() * 5.0;         // Scale 0V - 5.0V
     if (this->m_resource != NULL && this->m_resource->getValuePointer() != NULL) sprintf(this->m_resource->getValuePointer(),"%.1fV",bat); 
 }