flight/pios/stm32f30x/inc/pios_architecture.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       pios_architecture.h
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2013.
   6  * @brief      Architecture specific macros and definitions
   7  *             --
   8  * @see        The GNU Public License (GPL) Version 3
   9  *
  10  *****************************************************************************/
  11 /*
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 3 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  20  * for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License along
  23  * with this program; if not, write to the Free Software Foundation, Inc.,
  24  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  25  */
  26
  27 #ifndef PIOS_ARCHITECTURE_H
  28 #define PIOS_ARCHITECTURE_H
  29
  30 // defines for adc
  31 #define PIOS_ADC_VOLTAGE_SCALE        3.30f / 4096.0f
  32
  33 // defines for Temp measurements
  34 #define PIOS_ADC_STM32_TEMP_V25       0.76f       /* V */
  35 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 2.5f /* mV/C */
  36 #define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((x - PIOS_ADC_STM32_TEMP_V25) * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
  37
  38
  39 #endif /* PIOS_ARCHITECTURE_H */