RIOT/boards/nucleo-f072rb/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-f072rb
 * @{
 *
 * @file
 * @brief       Peripheral MCU configuration for the nucleo-f072rb board
 *
 * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
 * @author      José Ignacio Alamos <jialamos@uc.cl>
 */

#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H

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

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @name    Clock settings
 *
 * @note    This is auto-generated from
 *          `cpu/stm32_common/dist/clk_conf/clk_conf.c`
 * @{
 */
/* give the target core clock (HCLK) frequency [in Hz],
 * maximum: 48MHz */
 #define CLOCK_CORECLOCK      (48000000U)
 /* 0: no external high speed crystal available
  * else: actual crystal frequency [in Hz] */
 #define CLOCK_HSE            (8000000U)
 /* 0: no external low speed crystal available,
  * 1: external crystal available (always 32.768kHz) */
 #define CLOCK_LSE            (1)
 /* peripheral clock setup */
 #define CLOCK_AHB_DIV        RCC_CFGR_HPRE_DIV1
 #define CLOCK_AHB            (CLOCK_CORECLOCK / 1)
 #define CLOCK_APB1_DIV       RCC_CFGR_PPRE_DIV1      /* max 48MHz */
 #define CLOCK_APB1           (CLOCK_CORECLOCK / 1)
 #define CLOCK_APB2           (CLOCK_APB1)

 /* PLL factors */
 #define CLOCK_PLL_PREDIV     (1)
 #define CLOCK_PLL_MUL        (6)
 /** @} */

/**
 * @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         (sizeof(timer_config) / sizeof(timer_config[0]))
/** @} */

/**
 * @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
    },
    {
        .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
    },
    {
        .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
    }
};

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

#define UART_NUMOF          (sizeof(uart_config) / sizeof(uart_config[0]))
/** @} */

/**
 * @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_B, 5) /* D4 */, .cc_chan = 1 },
                      { .pin = GPIO_UNDEF,                   .cc_chan = 0 },
                      { .pin = GPIO_UNDEF,                   .cc_chan = 0 } },
        .af       = GPIO_AF1,
        .bus      = APB1
    },
    {
        .dev      = TIM15,
        .rcc_mask = RCC_APB2ENR_TIM15EN,
        .chan     = { { .pin = GPIO_PIN(PORT_B, 14), .cc_chan = 0 },
                      { .pin = GPIO_PIN(PORT_B, 15), .cc_chan = 1 },
                      { .pin = GPIO_UNDEF,           .cc_chan = 0 },
                      { .pin = GPIO_UNDEF,           .cc_chan = 0 } },
        .af       = GPIO_AF1,
        .bus      = APB2
    }
};

#define PWM_NUMOF           (sizeof(pwm_config) / sizeof(pwm_config[0]))
/** @} */

/**
 * @name   SPI configuration
 *
 * @note    The spi_divtable is auto-generated from
 *          `cpu/stm32_common/dist/spi_divtable/spi_divtable.c`
 * @{
 */
static const uint8_t spi_divtable[2][5] = {
    {       /* for APB1 @ 48000000Hz */
        7,  /* -> 187500Hz */
        6,  /* -> 375000Hz */
        5,  /* -> 750000Hz */
        2,  /* -> 6000000Hz */
        1   /* -> 12000000Hz */
    },
    {       /* for APB2 @ 48000000Hz */
        7,  /* -> 187500Hz */
        6,  /* -> 375000Hz */
        5,  /* -> 750000Hz */
        2,  /* -> 6000000Hz */
        1   /* -> 12000000Hz */
    }
};

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_A, 4),
        .af       = GPIO_AF0,
        .rccmask  = RCC_APB2ENR_SPI1EN,
        .apbbus   = APB2
    },
    {
        .dev      = SPI2,
        .mosi_pin = GPIO_PIN(PORT_B, 15),
        .miso_pin = GPIO_PIN(PORT_B, 14),
        .sclk_pin = GPIO_PIN(PORT_B, 13),
        .cs_pin   = GPIO_PIN(PORT_B, 12),
        .af       = GPIO_AF0,
        .rccmask  = RCC_APB1ENR_SPI2EN,
        .apbbus   = APB1
    },
};

#define SPI_NUMOF           (sizeof(spi_config) / sizeof(spi_config[0]))
/** @} */

/**
 * @name   ADC configuration
 * @{
 */
#define 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 } \
}

#define ADC_NUMOF           (6)
/** @} */

#ifdef __cplusplus
}
#endif

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