crazyflie-firmware-src/src/deck/interface/deck.h

-// Includes all the deck C API headers
-
-#ifndef __DECK_H__
-#define __DECK_H__
-
-/* Core: handles initialisation, discovery and drivers */
-#include "deck_core.h"
-
-/* Deck APIs */
-#include "deck_constants.h"
-#include "deck_digital.h"
-#include "deck_analog.h"
-#include "deck_spi.h"
-
-#endif

crazyflie-firmware-src/src/deck/interface/deck_analog.h

-/*
- *    ||          ____  _ __
- * +------+      / __ )(_) /_______________ _____  ___
- * | 0xBC |     / __  / / __/ ___/ ___/ __ `/_  / / _ \
- * +------+    / /_/ / / /_/ /__/ /  / /_/ / / /_/  __/
- *  ||  ||    /_____/_/\__/\___/_/   \__,_/ /___/\___/
- *
- * Crazyflie control firmware
- *
- * Copyright (C) 2015 Bitcraze AB
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, in version 3.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * deck_analog.h - Arduino-compatible analog input API
- */
-
-#ifndef __DECK_ANALOG_H__
-#define __DECK_ANALOG_H__
-
-#include <stdint.h>
-
-/* Voltage reference types for the analogReference() function. */
-#define DEFAULT 0
-#define VREF    3.0
-
-void adcInit(void);
-
-uint16_t analogRead(uint32_t pin);
-
-void analogReference(uint8_t type);
-
-void analogReadResolution(uint8_t bits);
-
-/*
- * Read the voltage on a deck pin.
- * @param[in] pin   deck pin to measure.
- * @return          voltage in volts
- */
-float analogReadVoltage(uint32_t pin);
-
-#endif