periph_conf_common.h

Go to the documentation of this file.

/*
 * Copyright (C) 2014 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.
 */
 
#pragma once

 
/* iotlab boards provide an LSE */
#ifndef CONFIG_BOARD_HAS_LSE
#define CONFIG_BOARD_HAS_LSE    1
#endif
 
/* HSE is clocked at 16MHz */
#ifndef CONFIG_BOARD_HAS_HSE
#define CONFIG_BOARD_HAS_HSE    1
#endif
 
#ifndef CONFIG_CLOCK_HSE
#define CONFIG_CLOCK_HSE               MHZ(16)
#endif
 
#include "periph_cpu.h"
#include "clk_conf.h"
 
#ifdef __cplusplus
extern "C" {
#endif

static const adc_conf_t adc_config[] = {
    { GPIO_PIN(PORT_A,3), 0, 3  },
    { GPIO_UNDEF        , 0, 16 },
    { GPIO_UNDEF        , 0, 17 }
};
 
#define ADC_NUMOF           ARRAY_SIZE(adc_config)

static const dma_conf_t dma_config[] = {
    { .stream = 3 },    /* DMA1 Channel 4 - USART1_TX */
    { .stream = 5 },    /* DMA1 Channel 6 - USART2_TX */
};
 
#define DMA_0_ISR  isr_dma1_channel4
#define DMA_1_ISR  isr_dma1_channel6
 
#define DMA_NUMOF           ARRAY_SIZE(dma_config)

static const timer_conf_t timer_config[] = {
    {
        .dev      = TIM2,
        .max      = 0x0000ffff,
        .rcc_mask = RCC_APB1ENR_TIM2EN,
        .bus      = APB1,
        .irqn     = TIM2_IRQn
    },
    {
        .dev      = TIM3,
        .max      = 0x0000ffff,
        .rcc_mask = RCC_APB1ENR_TIM3EN,
        .bus      = APB1,
        .irqn     = TIM3_IRQn
    }
};
 
#define TIMER_0_ISR         isr_tim2
#define TIMER_1_ISR         isr_tim3
 
#define TIMER_NUMOF         ARRAY_SIZE(timer_config)

static const uart_conf_t uart_config[] = {
    {
        .dev      = USART1,
        .rcc_mask = RCC_APB2ENR_USART1EN,
        .rx_pin   = GPIO_PIN(PORT_A, 10),
        .tx_pin   = GPIO_PIN(PORT_A, 9),
        .bus      = APB2,
        .irqn     = USART1_IRQn,
#ifdef MODULE_PERIPH_DMA
        .dma        = 0,
        .dma_chan   = 2
#endif
    },
    {
        .dev      = USART2,
        .rcc_mask = RCC_APB1ENR_USART2EN,
        .rx_pin   = GPIO_PIN(PORT_A, 3),
        .tx_pin   = GPIO_PIN(PORT_A, 2),
        .bus      = APB1,
        .irqn     = USART2_IRQn,
#ifdef MODULE_PERIPH_DMA
        .dma        = 1,
        .dma_chan   = 2
#endif
    }
};
 
#define UART_0_ISR          (isr_usart1)
#define UART_1_ISR          (isr_usart2)
 
#define UART_NUMOF          ARRAY_SIZE(uart_config)

#ifndef RTT_FREQUENCY
#define RTT_FREQUENCY       (RTT_MAX_FREQUENCY)     /* in Hz */
#endif

static const i2c_conf_t i2c_config[] = {
    {
        .dev            = I2C1,
        .speed          = I2C_SPEED_NORMAL,
        .scl_pin        = GPIO_PIN(PORT_B, 6),
        .sda_pin        = GPIO_PIN(PORT_B, 7),
        .bus            = APB1,
        .rcc_mask       = RCC_APB1ENR_I2C1EN,
        .clk            = CLOCK_APB1,
        .irqn           = I2C1_EV_IRQn
    }
};
 
#define I2C_0_ISR           isr_i2c1_ev
 
#define I2C_NUMOF           ARRAY_SIZE(i2c_config)
 
#ifdef __cplusplus
}
#endif