RIOT/boards/nucleo-f070rb/include/periph_conf.h

/*
 * Copyright (C) 2016 Freie Universität Berlin
 *               2016 Inria
 *
 * 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.
 */

/**
 * @defgroup    boards_nucleo-f070rb STM32 Nucleo-F070RB
 * @ingroup     boards_common_nucleo64
 * @brief       Support for the STM32 Nucleo-F070RB
 * @{
 *
 * @file
 * @brief       Peripheral MCU configuration for the nucleo-f070rb board
 *
 * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
 * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
 */

#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H

#include "periph_cpu.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_4_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      = 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   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)
/** @} */

/**
 * @name RTC configuration
 * @{
 */
/**
 * Nucleos with MB1136 C-02 or MB1136 C-03 -sticker on it have the required LSE
 * oscillator provided on the X2 slot.
 * See Nucleo User Manual UM1724 section 5.6.2.
 */
#define RTC_NUMOF           (1U)
/** @} */

#ifdef __cplusplus
}
#endif

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