periph_conf.h

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/*
 * SPDX-FileCopyrightText: 2017 Freie Universität Berlin
 * SPDX-FileCopyrightText: 2017 Inria
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
/* Add specific clock configuration (HSE, LSE) for this board here */
#ifndef CONFIG_BOARD_HAS_LSE
#define CONFIG_BOARD_HAS_LSE            1
#endif
 
#include "periph_cpu.h"
#include "clk_conf.h"
#include "cfg_i2c1_pb6_pb7.h"
#include "cfg_rtt_default.h"
#include "cfg_timer_tim2.h"
 
#ifdef __cplusplus
extern "C" {
#endif

static const uart_conf_t uart_config[] = {
    {
        .dev        = USART2,
        .rcc_mask   = RCC_APB1ENR_USART2EN,
        .rx_pin     = GPIO_PIN(PORT_A, 15),
        .tx_pin     = GPIO_PIN(PORT_A, 2),
        .rx_af      = GPIO_AF4,
        .tx_af      = GPIO_AF4,
        .bus        = APB1,
        .irqn       = USART2_IRQn,
        .type       = STM32_USART,
        .clk_src    = 0, /* Use APB clock */
    }
};
 
#define UART_0_ISR          (isr_usart2)
 
#define UART_NUMOF          ARRAY_SIZE(uart_config)

static const pwm_conf_t pwm_config[] = {
    {
        .dev      = TIM21,
        .rcc_mask = RCC_APB2ENR_TIM21EN,
        .chan     = { { .pin = GPIO_PIN(PORT_B, 6) /* D5 */, .cc_chan = 0 },
                      { .pin = GPIO_UNDEF,                   .cc_chan = 0 },
                      { .pin = GPIO_UNDEF,                   .cc_chan = 0 },
                      { .pin = GPIO_UNDEF,                   .cc_chan = 0 } },
        .af       = GPIO_AF5,
        .bus      = APB2
    }
};
 
#define PWM_NUMOF           ARRAY_SIZE(pwm_config)

static const spi_conf_t spi_config[] = {
    {
        .dev      = SPI1,
        .mosi_pin = GPIO_PIN(PORT_B, 5),
        .miso_pin = GPIO_PIN(PORT_B, 4),
        .sclk_pin = GPIO_PIN(PORT_B, 3),
        .cs_pin   = SPI_CS_UNDEF,
        .mosi_af  = GPIO_AF0,
        .miso_af  = GPIO_AF0,
        .sclk_af  = GPIO_AF0,
        .cs_af    = GPIO_AF0,
        .rccmask  = RCC_APB2ENR_SPI1EN,
        .apbbus   = APB2
    }
};
 
#define SPI_NUMOF           ARRAY_SIZE(spi_config)

static const adc_conf_t adc_config[] = {
    { GPIO_PIN(PORT_A, 0), 0 },  /* Pin A0 */
    { GPIO_PIN(PORT_A, 1), 1 },  /* Pin A1 */
    { GPIO_PIN(PORT_A, 3), 3 },  /* Pin A2 */
    { GPIO_PIN(PORT_A, 4), 4 },  /* Pin A3 */
    { GPIO_PIN(PORT_A, 5), 5 },  /* Pin A4 */
    { GPIO_PIN(PORT_A, 6), 6 },  /* Pin A5 */
    { GPIO_PIN(PORT_A, 7), 7 },  /* Pin A6 */
};
 
#define ADC_NUMOF           ARRAY_SIZE(adc_config)
 
#ifdef __cplusplus
}
#endif