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https://github.com/RIOT-OS/RIOT.git
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129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
/*
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* Copyright (C) 2016-2018 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup boards_common_nrf52
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* @{
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*
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* @file
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* @brief Peripheral configuration for the nRF52 DK
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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*
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*/
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#ifndef PERIPH_CONF_H
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#define PERIPH_CONF_H
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#include "periph_cpu.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @name Clock configuration
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*
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* @note The radio will not work with the internal RC oscillator!
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*
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* @{
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*/
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#define CLOCK_HFCLK (32U) /* set to 0: internal RC oscillator
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* 32: 32MHz crystal */
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#define CLOCK_LFCLK (1) /* set to 0: internal RC oscillator
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* 1: 32.768 kHz crystal
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* 2: derived from HFCLK */
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/** @} */
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/**
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* @name Timer configuration
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* @{
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*/
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static const timer_conf_t timer_config[] = {
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{
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.dev = NRF_TIMER1,
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.channels = 3,
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.bitmode = TIMER_BITMODE_BITMODE_32Bit,
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.irqn = TIMER1_IRQn
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}
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};
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#define TIMER_0_ISR isr_timer1
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#define TIMER_NUMOF (sizeof(timer_config) / sizeof(timer_config[0]))
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/** @} */
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/**
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* @name Real time counter configuration
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* @{
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*/
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#define RTT_NUMOF (1U)
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#define RTT_DEV (1) /* NRF_RTC1 */
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#define RTT_MAX_VALUE (0x00ffffff)
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#define RTT_FREQUENCY (1024)
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/** @} */
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/**
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* @name UART configuration
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* @{
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*/
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#define UART_NUMOF (1U)
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#define UART_PIN_RX GPIO_PIN(0,8)
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#define UART_PIN_TX GPIO_PIN(0,6)
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/** @} */
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/**
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* @name SPI configuration
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* @{
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*/
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static const spi_conf_t spi_config[] = {
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{
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.dev = NRF_SPI0,
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.sclk = 15,
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.mosi = 13,
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.miso = 14
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}
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};
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#define SPI_NUMOF (sizeof(spi_config) / sizeof(spi_config[0]))
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/** @} */
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/**
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* @name I2C configuration
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* @{
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*/
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static const i2c_conf_t i2c_config[] = {
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{
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.dev = NRF_TWIM1,
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.scl = 27,
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.sda = 26,
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.speed = I2C_SPEED_NORMAL
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}
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};
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#define I2C_NUMOF (sizeof(i2c_config) / sizeof(i2c_config[0]))
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/** @} */
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#if defined(BOARD_NRF52DK) || defined(BOARD_NRF52840DK)
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/**
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* @name PWM configuration
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* @{
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*/
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static const pwm_conf_t pwm_config[] = {
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{ NRF_PWM0, { 28, 29, 30, 31 } }
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};
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#define PWM_NUMOF (sizeof(pwm_config) / sizeof(pwm_config[0]))
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/** @} */
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* PERIPH_CONF_H */
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