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nuttx/boards/arm/stm32/nucleo-f4x1re/include/board.h

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/****************************************************************************
* boards/arm/stm32/nucleo-f4x1re/include/board.h
*
* Copyright (C) 2014, 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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 OWNER 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 __BOARDS_ARM_STM32_NUCLEO_F401RE_INCLUDE_BOARD_H
#define __BOARDS_ARM_STM32_NUCLEO_F401RE_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *************************************************************************/
#if defined(CONFIG_ARCH_CHIP_STM32F401RE)
# include <arch/board/nucleo-f401re.h>
#elif defined(CONFIG_ARCH_CHIP_STM32F411RE)
# include <arch/board/nucleo-f411re.h>
#endif
/* DMA Channel/Stream Selections ****************************************************/
/* Stream selections are arbitrary for now but might become important in the future
* is we set aside more DMA channels/streams.
*
* SDIO DMA
*   DMAMAP_SDIO_1 = Channel 4, Stream 3 <- may later be used by SPI DMA
*   DMAMAP_SDIO_2 = Channel 4, Stream 6
*/
#define DMAMAP_SDIO DMAMAP_SDIO_1
/* Need to VERIFY fwb */
#define DMACHAN_SPI1_RX DMAMAP_SPI1_RX_1
#define DMACHAN_SPI1_TX DMAMAP_SPI1_TX_1
#define DMACHAN_SPI2_RX DMAMAP_SPI2_RX
#define DMACHAN_SPI2_TX DMAMAP_SPI2_TX
/* Alternate function pin selections ************************************************/
/* USART1:
* RXD: PA10 CN9 pin 3, CN10 pin 33
* PB7 CN7 pin 21
* TXD: PA9 CN5 pin 1, CN10 pin 21
* PB6 CN5 pin 3, CN10 pin 17
*/
#if 1
# define GPIO_USART1_RX GPIO_USART1_RX_1 /* PA10 */
# define GPIO_USART1_TX GPIO_USART1_TX_1 /* PA9 */
#else
# define GPIO_USART1_RX GPIO_USART1_RX_2 /* PB7 */
# define GPIO_USART1_TX GPIO_USART1_TX_2 /* PB6 */
#endif
/* USART2:
* RXD: PA3 CN9 pin 1 (See SB13, 14, 62, 63). CN10 pin 37
* PD6
* TXD: PA2 CN9 pin 2(See SB13, 14, 62, 63). CN10 pin 35
* PD5
*/
#define GPIO_USART2_RX GPIO_USART2_RX_1 /* PA3 */
#define GPIO_USART2_TX GPIO_USART2_TX_1 /* PA2 */
#define GPIO_USART2_RTS GPIO_USART2_RTS_2
#define GPIO_USART2_CTS GPIO_USART2_CTS_2
/* USART6:
* RXD: PC7 CN5 pin2, CN10 pin 19
* PA12 CN10, pin 12
* TXD: PC6 CN10, pin 4
* PA11 CN10, pin 14
*/
#define GPIO_USART6_RX GPIO_USART6_RX_1 /* PC7 */
#define GPIO_USART6_TX GPIO_USART6_TX_1 /* PC6 */
/* UART RX DMA configurations */
#define DMAMAP_USART1_RX DMAMAP_USART1_RX_2
#define DMAMAP_USART6_RX DMAMAP_USART6_RX_2
/* I2C
*
* The optional _GPIO configurations allow the I2C driver to manually
* reset the bus to clear stuck slaves. They match the pin configuration,
* but are normally-high GPIOs.
*/
#define GPIO_I2C1_SCL GPIO_I2C1_SCL_2
#define GPIO_I2C1_SDA GPIO_I2C1_SDA_2
#define GPIO_I2C1_SCL_GPIO \
(GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN8)
#define GPIO_I2C1_SDA_GPIO \
(GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN9)
#define GPIO_I2C2_SCL GPIO_I2C2_SCL_1
#define GPIO_I2C2_SDA GPIO_I2C2_SDA_1
#define GPIO_I2C2_SCL_GPIO \
(GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN10)
#define GPIO_I2C2_SDA_GPIO \
(GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN11)
/* SPI
*
* There are sensors on SPI1, and SPI2 is connected to the FRAM.
*/
#define GPIO_SPI1_MISO GPIO_SPI1_MISO_1
#define GPIO_SPI1_MOSI GPIO_SPI1_MOSI_1
#define GPIO_SPI1_SCK GPIO_SPI1_SCK_1
#define GPIO_SPI2_MISO GPIO_SPI2_MISO_1
#define GPIO_SPI2_MOSI GPIO_SPI2_MOSI_1
#define GPIO_SPI2_SCK GPIO_SPI2_SCK_2
/* LEDs
*
* The Nucleo F401RE and F411RE boards provide a single user LED, LD2. LD2
* is the green LED connected to Arduino signal D13 corresponding to MCU I/O
* PA5 (pin 21) or PB13 (pin 34) depending on the STM32 target.
*
* - When the I/O is HIGH value, the LED is on.
* - When the I/O is LOW, the LED is off.
*/
/* LED index values for use with board_userled() */
#define BOARD_LD2 0
#define BOARD_NLEDS 1
/* LED bits for use with board_userled_all() */
#define BOARD_LD2_BIT (1 << BOARD_LD2)
/* These LEDs are not used by the board port unless CONFIG_ARCH_LEDS is
* defined. In that case, the usage by the board port is defined in
* include/board.h and src/sam_leds.c. The LEDs are used to encode OS-related
* events as follows when the red LED (PE24) is available:
*
* SYMBOL Meaning LD2
* ------------------- ----------------------- -----------
* LED_STARTED NuttX has been started OFF
* LED_HEAPALLOCATE Heap has been allocated OFF
* LED_IRQSENABLED Interrupts enabled OFF
* LED_STACKCREATED Idle stack created ON
* LED_INIRQ In an interrupt No change
* LED_SIGNAL In a signal handler No change
* LED_ASSERTION An assertion failed No change
* LED_PANIC The system has crashed Blinking
* LED_IDLE MCU is is sleep mode Not used
*
* Thus if LD2, NuttX has successfully booted and is, apparently, running
* normally. If LD2 is flashing at approximately 2Hz, then a fatal error
* has been detected and the system has halted.
*/
#define LED_STARTED 0
#define LED_HEAPALLOCATE 0
#define LED_IRQSENABLED 0
#define LED_STACKCREATED 1
#define LED_INIRQ 2
#define LED_SIGNAL 2
#define LED_ASSERTION 2
#define LED_PANIC 1
/* Buttons
*
* B1 USER: the user button is connected to the I/O PC13 (pin 2) of the STM32
* microcontroller.
*/
#define BUTTON_USER 0
#define NUM_BUTTONS 1
#define BUTTON_USER_BIT (1 << BUTTON_USER)
#define GPIO_TIM2_CH1IN (GPIO_TIM2_CH1IN_1 | GPIO_PULLUP)
#define GPIO_TIM2_CH2IN (GPIO_TIM2_CH2IN_1 | GPIO_PULLUP)
#endif /* __BOARDS_ARM_STM32_NUCLEO_F401RE_INCLUDE_BOARD_H */
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