variant.h

/*
 *******************************************************************************
 * Copyright (c) 2018, 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
 *----------------------------------------------------------------------------*/

// USB connector on the top, MCU side
// Left Side
#define PB9  0
#define PB8  1
#define PB7  2
#define PB6  3
#define PB5  4
#define PB4  5
#define PB3  6
#define PA15 7
#define PA12 8  // USB DP
#define PA11 9  // USB DM
#define PA10 10
#define PA9  11
#define PA8  12
#define PB15 13
#define PB14 14
#define PB13 15
#define PB12 16
// Right side
#define PC13 17 // LED
#define PC14 18
#define PC15 19
#define PA0  20 // A0
#define PA1  21 // A1
#define PA2  22 // A2
#define PA3  23 // A3
#define PA4  24 // A4
#define PA5  25 // A5
#define PA6  26 // A6
#define PA7  27 // A7
#define PB0  28 // A8
#define PB1  29 // A9
#define PB10 30
#define PB11 31
// Other
#define PB2  32 // BOOT1
#define PA13 33 // SWDI0
#define PA14 34 // SWCLK

// This must be a literal
#define NUM_DIGITAL_PINS        35
// This must be a literal with a value less than or equal to to MAX_ANALOG_INPUTS
#define NUM_ANALOG_INPUTS       10
#define NUM_ANALOG_FIRST        20

// SPI Definitions
#define PIN_SPI_SS              PA4
#define PIN_SPI_MOSI            PA7
#define PIN_SPI_MISO            PA6
#define PIN_SPI_SCK             PA5

// I2C Definitions
#define PIN_WIRE_SDA            PB7
#define PIN_WIRE_SCL            PB6

// Timer Definitions
#define TIMER_TONE              TIM3
#define TIMER_SERVO             TIM4

// UART Definitions
#define SERIAL_UART_INSTANCE    1
// Default pin used for 'Serial' instance
// Mandatory for Firmata
#define PIN_SERIAL_RX           PA10
#define PIN_SERIAL_TX           PA9

// USB, pull this pin low to *disable* the USB attach pullup
#define USBD_DETACH_PIN         PB9
#define USBD_DETACH_LEVEL       LOW

/* Dedicated definitions */
#ifndef MAX_PRIORITY
#define MAX_PRIORITY            15
#endif
#ifndef MIN_PRIORITY
#define MIN_PRIORITY            0
#endif

#ifndef SYSTICK_INT_PRIORITY
#if FREERTOS
#define SYSTICK_INT_PRIORITY    MAX_PRIORITY
#define STM32_INT_PRIORITY      5
#else
#define SYSTICK_INT_PRIORITY    MIN_PRIORITY
#define STM32_INT_PRIORITY      5
#endif
#endif

#ifndef TAMPER_PRIORITY         /*f1 2*/
#define TAMPER_PRIORITY         STM32_INT_PRIORITY
#endif
#ifndef RTC_PRIORITY            /*f1 3*/
#define RTC_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef RCC_PRIORITY            /*f1 5*/
#define RCC_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef EXTI_PRIORITY           /*f1 6~10,23,40*/
#define EXTI_PRIORITY           MAX_PRIORITY+1  //f1 6~9 botton  use 0x0f
#endif
#ifndef DMA1_PRIORITY           /*f1 11~17*/
#define DMA1_PRIORITY           STM32_INT_PRIORITY
#endif
#ifndef ADC_PRIORITY            /*f1 18*/
#define ADC_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef USB_HP_PRIORITY         /*f1 19*/
#define USB_HP_PRIORITY         STM32_INT_PRIORITY
#endif
#ifndef USB_LP_PRIORITY         /*f1 20*/
#define USB_LP_PRIORITY         STM32_INT_PRIORITY
#endif
#ifndef TIM_PRIORITY            /*f1 24~30 43~46 54~55*/
#define TIM_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef I2C_PRIORITY            /*f1 31~34*/
#define I2C_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef SPI_PRIORITY            /*f1 35 36 51*/
#define SPI_PRIORITY            STM32_INT_PRIORITY
#endif
#ifndef USART_PRIORITY          /*f1 37~39 52~53*/
#define USART_PRIORITY          STM32_INT_PRIORITY
#endif
#ifndef SDIO_PRIORITY           /*f1 49*/
#define SDIO_PRIORITY           STM32_INT_PRIORITY-1
#endif
#ifndef DMA2_PRIORITY           /*f1 56~59*/
#define DMA2_PRIORITY           STM32_INT_PRIORITY
#endif

#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    Serial1
#endif

#endif /* _VARIANT_ARDUINO_STM32_ */