airbourne/airbourne/examples/eeprom/main.cpp

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/*
 * Copyright (c) 2017, James Jackson and Trey Henrichsen
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * * Neither the name of the copyright holder nor the names of its
 *   contributors may be used to endorse or promote products derived from
 *   this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <string>
#include "revo_f4.h"

#include "spi.h"
#include "mpu6000.h"
#include "led.h"
#include "vcp.h"
#include "printf.h"
#include "eeprom.h"

VCP *vcpPtr = NULL;

static void _putc(void *p, char c)
{
  (void)p; // avoid compiler warning about unused variable
  vcpPtr->put_byte(c);
}

int main()
{

  systemInit();

  VCP vcp;
  vcp.init();
  vcpPtr = &vcp;

  struct ExampleStruct
  {
    int version;
    std::string name;
    float someOtherValue;
  };
  ExampleStruct data;

  //To write, uncomment this
  data.version=1;
  data.someOtherValue=3.14154f;
  eeprom_write((&data),sizeof(data));

  //to read, uncomment this
  eeprom_read(&data,sizeof(data));


  printf("version: %d",data.version);
  printf("someOtherValue: %f",data.someOtherValue);
}