RIOT/boards/nucleo-f091rc/include/periph_conf.h

/*
 * Copyright (C) 2015  Freie Universität Berlin
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */

/**
 * @ingroup     boards_nucleo-f091rc
 * @{
 *
 * @file
 * @brief       Peripheral MCU configuration for the nucleo-f091rc board
 *
 * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
 */

#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H

/* HSE available on this board */
#ifndef CONFIG_BOARD_HAS_HSE
#define CONFIG_BOARD_HAS_HSE        1
#endif

/* This board provides an LSE */
#ifndef CONFIG_BOARD_HAS_LSE
#define CONFIG_BOARD_HAS_LSE        1
#endif

#include "periph_cpu.h"
#include "clk_conf.h"
#include "cfg_i2c1_pb8_pb9.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @name    DMA streams configuration
 * @{
 */
static const dma_conf_t dma_config[] = {
    { .stream = 1  },
    { .stream = 2  },
};

#define DMA_SHARED_ISR_0            isr_dma1_ch2_3_dma2_ch1_2
#define DMA_SHARED_ISR_0_STREAMS    { 0, 1 } /* Indexes 0 and 1 of dma_config share the same isr */

#define DMA_NUMOF           ARRAY_SIZE(dma_config)
/** @} */

/**
 * @name   Timer configuration
 * @{
 */
static const timer_conf_t timer_config[] = {
    {
        .dev      = TIM1,
        .max      = 0x0000ffff,
        .rcc_mask = RCC_APB2ENR_TIM1EN,
        .bus      = APB2,
        .irqn     = TIM1_CC_IRQn
    }
};

#define TIMER_0_ISR         isr_tim1_cc

#define TIMER_NUMOF         ARRAY_SIZE(timer_config)
/** @} */

/**
 * @name   UART configuration
 * @{
 */
static const uart_conf_t uart_config[] = {
    {
        .dev        = USART2,
        .rcc_mask   = RCC_APB1ENR_USART2EN,
        .rx_pin     = GPIO_PIN(PORT_A, 3),
        .tx_pin     = GPIO_PIN(PORT_A, 2),
        .rx_af      = GPIO_AF1,
        .tx_af      = GPIO_AF1,
        .bus        = APB1,
        .irqn       = USART2_IRQn,
#ifdef MODULE_PERIPH_DMA
        .dma        = 0,
        .dma_chan   = 0x9,
#endif
    },
    {
        .dev        = USART1,
        .rcc_mask   = RCC_APB2ENR_USART1EN,
        .rx_pin     = GPIO_PIN(PORT_A, 10),
        .tx_pin     = GPIO_PIN(PORT_A, 9),
        .rx_af      = GPIO_AF1,
        .tx_af      = GPIO_AF1,
        .bus        = APB2,
        .irqn       = USART1_IRQn,
#ifdef MODULE_PERIPH_DMA
        .dma        = 0,
        .dma_chan   = 0x8,
#endif
    },
    {
        .dev        = USART3,
        .rcc_mask   = RCC_APB1ENR_USART3EN,
        .rx_pin     = GPIO_PIN(PORT_C, 11),
        .tx_pin     = GPIO_PIN(PORT_C, 10),
        .rx_af      = GPIO_AF1,
        .tx_af      = GPIO_AF1,
        .bus        = APB1,
        .irqn       = USART3_8_IRQn,
#ifdef MODULE_PERIPH_DMA
        .dma        = 0,
        .dma_chan   = 0xA,
#endif
    },
};

#define UART_0_ISR          (isr_usart2)
#define UART_1_ISR          (isr_usart1)
#define UART_2_ISR          (isr_usart3_8)

#define UART_NUMOF          ARRAY_SIZE(uart_config)
/** @} */

/**
 * @name   SPI configuration
 * @{
 */
static const spi_conf_t spi_config[] = {
    {
        .dev      = SPI1,
        .mosi_pin = GPIO_PIN(PORT_A, 7),
        .miso_pin = GPIO_PIN(PORT_A, 6),
        .sclk_pin = GPIO_PIN(PORT_A, 5),
        .cs_pin   = GPIO_PIN(PORT_B, 6),
        .mosi_af  = GPIO_AF0,
        .miso_af  = GPIO_AF0,
        .sclk_af  = GPIO_AF0,
        .cs_af    = GPIO_AF0,
        .rccmask  = RCC_APB2ENR_SPI1EN,
        .apbbus   = APB2,
#ifdef MODULE_PERIPH_DMA
        .tx_dma   = 1,
        .tx_dma_chan = 0,
        .rx_dma   = 0,
        .rx_dma_chan = 0,
#endif
    }
};

#define SPI_NUMOF           ARRAY_SIZE(spi_config)
/** @} */

/**
 * @name    PWM configuration
 * @{
 */
static const pwm_conf_t pwm_config[] = {
    {
        .dev      = TIM2,
        .rcc_mask = RCC_APB1ENR_TIM2EN,
        .chan     = { { .pin = GPIO_PIN(PORT_B, 3)  /* D3 */, .cc_chan = 1 },
                      { .pin = GPIO_PIN(PORT_B, 10) /* D6 */, .cc_chan = 2 },
                      { .pin = GPIO_PIN(PORT_B, 11)         , .cc_chan = 3 },
                      { .pin = GPIO_UNDEF,                    .cc_chan = 0 } },
        .af       = GPIO_AF2,
        .bus      = APB1
    },
    {
        .dev      = TIM3,
        .rcc_mask = RCC_APB1ENR_TIM3EN,
        .chan     = { { .pin = GPIO_PIN(PORT_B, 4) /* D5 */, .cc_chan = 0 },
                      { .pin = GPIO_PIN(PORT_C, 7) /* D9 */, .cc_chan = 1 },
                      { .pin = GPIO_PIN(PORT_C, 8),          .cc_chan = 2 },
                      { .pin = GPIO_PIN(PORT_C, 9),          .cc_chan = 3 } },
        .af       = GPIO_AF0,
        .bus      = APB1
    }
};

#define PWM_NUMOF           ARRAY_SIZE(pwm_config)
/** @} */

/**
 * @name   ADC configuration
 * @{
 */
static const adc_conf_t adc_config[] = {
    { GPIO_PIN(PORT_A, 0), 0 },
    { GPIO_PIN(PORT_A, 1), 1 },
    { GPIO_PIN(PORT_A, 4), 4 },
    { GPIO_PIN(PORT_B, 0), 8 },
    { GPIO_PIN(PORT_C, 1), 11 },
    { GPIO_PIN(PORT_C, 0), 10 },
    { GPIO_UNDEF, 18 }, /* VBAT */
};

#define VBAT_ADC            ADC_LINE(6) /**< VBAT ADC line */
#define ADC_NUMOF           ARRAY_SIZE(adc_config)
/** @} */

#ifdef __cplusplus
}
#endif

#endif /* PERIPH_CONF_H */
/** @} */