periph_conf.h
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/*
* 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.
*/
/**
* @ingroup boards_yunjia-nrf51822
* @{
*
* @file
* @brief Peripheral MCU configuration for the Yunjia NRF51822 board
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*/
#ifndef PERIPH_CONF_H_
#define PERIPH_CONF_H_
#include "periph_cpu.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @name Clock configuration
*
* @note: the radio will not work with the internal RC oscillator!
*
* @{
*/
#define CLOCK_CORECLOCK (16000000U) /* fixed for all NRF51822 */
#define CLOCK_CRYSTAL (16U) /* set to 0: internal RC oscillator
16: 16MHz crystal
32: 32MHz crystal */
/** @} */
/**
* @name Timer configuration
* @{
*/
static const timer_conf_t timer_config[] = {
/* dev, channels, width */
{ NRF_TIMER0, 3, TIMER_BITMODE_BITMODE_24Bit, TIMER0_IRQn }
};
#define TIMER_0_ISR isr_timer0
#define TIMER_NUMOF (sizeof(timer_config) / sizeof(timer_config[0]))
/** @} */
/**
* @name UART configuration
* @{
*/
#define UART_NUMOF (1U)
/* UART pin configuration */
#define UART_PIN_RX 1
#define UART_PIN_TX 2
/** @} */
/**
* @name Real time counter configuration
* @{
*/
#define RTT_NUMOF (1U)
#define RTT_IRQ_PRIO 1
#define RTT_DEV NRF_RTC1
#define RTT_IRQ RTC1_IRQn
#define RTT_ISR isr_rtc1
#define RTT_MAX_VALUE (0xffffff)
#define RTT_FREQUENCY (10) /* in Hz */
#define RTT_PRESCALER (3275U) /* run with 10 Hz */
/** @} */
/**
* @name SPI configuration
* @{
*/
#define SPI_NUMOF (2U)
#define SPI_0_EN 1
#define SPI_1_EN 1
#define SPI_IRQ_PRIO 1
/* SPI_0 device configuration */
#define SPI_0_DEV NRF_SPI0
#define SPI_0_PIN_MOSI 17
#define SPI_0_PIN_MISO 18
#define SPI_0_PIN_SCK 19
/* SPI_1 device configuration */
#define SPI_1_DEV NRF_SPI1
#define SPI_1_PIN_MOSI 20
#define SPI_1_PIN_MISO 21
#define SPI_1_PIN_SCK 22
/** @} */
/**
* @brief ADC configuration
*
* The configuration consists simply of a list of channels that should be used
* @{
*/
#define ADC_CONFIG {4, 5, 6, 7}
#define ADC_NUMOF (4)
/** @} */
/**
* @name Radio device configuration
*
* The radio is not guarded by a NUMOF define, as the radio is selected by its
* own module in the build system.
* @{
*/
#define RADIO_IRQ_PRIO 1
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* PERIPH_CONF_H_ */