/*
 *******************************************************************************
 * Copyright (c) 2017, STMicroelectronics
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. Neither the name of STMicroelectronics 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.
 *******************************************************************************
 */

#ifndef _VARIANT_ARDUINO_STM32_
#define _VARIANT_ARDUINO_STM32_

#ifdef __cplusplus
extern "C" {
#endif // __cplusplus

/*----------------------------------------------------------------------------
 *        Pins
 *----------------------------------------------------------------------------*/

#define PA10 0
#define PA9  1
#define PA12 2
#define PB0  3
#define PB7  4
#define PB6  5
#define PB1  6
#define PC14 7
#define PC15 8
#define PA8  9
#define PA11 10
#define PB5  11
#define PB4  12
#define PB3  13 // LED
#define PA0  14 // A0
#define PA1  15 // A1
#define PA3  16 // A2
#define PA4  17 // A3
#define PA5  18 // A4
#define PA6  19 // A5
#define PA7  20 // A6
#define PA2  21 // A7 - STLink Tx
#define PA15 22 // STLink Rx
#define PB2  23
#define PB8  24

// This must be a literal
#define NUM_DIGITAL_PINS        25
// This must be a literal with a value less than or equal to to MAX_ANALOG_INPUTS
#define NUM_ANALOG_INPUTS       7
#define NUM_ANALOG_FIRST        14

// On-board LED pin number
//#define LED_BUILTIN             13
//#define LED_GREEN               LED_BUILTIN

// I2C Definitions
#define PIN_WIRE_SDA            4
#define PIN_WIRE_SCL            5

//Timer Definitions
#define TIMER_TONE              TIM2
#define TIMER_SERVO             TIM21

// UART Definitions
#define SERIAL_UART_INSTANCE    2 //ex: 2 for Serial2 (USART2)
// Default pin used for 'Serial' instance (ex: ST-Link)
// Mandatory for Firmata
#define PIN_SERIAL_RX           PA15
#define PIN_SERIAL_TX           PA2

#ifdef __cplusplus
} // extern "C"
#endif
/*----------------------------------------------------------------------------
 *        Arduino objects - C++ only
 *----------------------------------------------------------------------------*/

#ifdef __cplusplus
  // These serial port names are intended to allow libraries and architecture-neutral
  // sketches to automatically default to the correct port name for a particular type
  // of use.  For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
  // the first hardware serial port whose RX/TX pins are not dedicated to another use.
  //
  // SERIAL_PORT_MONITOR        Port which normally prints to the Arduino Serial Monitor
  //
  // SERIAL_PORT_USBVIRTUAL     Port which is USB virtual serial
  //
  // SERIAL_PORT_LINUXBRIDGE    Port which connects to a Linux system via Bridge library
  //
  // SERIAL_PORT_HARDWARE       Hardware serial port, physical RX & TX pins.
  //
  // SERIAL_PORT_HARDWARE_OPEN  Hardware serial ports which are open for use.  Their RX & TX
  //                            pins are NOT connected to anything by default.
  #define SERIAL_PORT_MONITOR     Serial
  #define SERIAL_PORT_HARDWARE    Serial
#endif

#endif /* _VARIANT_ARDUINO_STM32_ */