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118 lines
2.4 KiB
C
118 lines
2.4 KiB
C
/*
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* Copyright (C) 2021 Inria
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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_microbit_v2
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* @{
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*
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* @file
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* @brief Peripheral configuration for the BBC micro:bit v2
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*
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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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 "board.h"
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#include "periph_cpu.h"
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#include "cfg_clock_32_0.h"
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#include "cfg_timer_default.h"
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#include "cfg_rtt_default.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 UART configuration
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* @{
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*/
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static const uart_conf_t uart_config[] = {
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{ /* Mapped to USB virtual COM port */
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.dev = NRF_UARTE0,
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.rx_pin = GPIO_PIN(1, 8),
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.tx_pin = GPIO_PIN(0, 6),
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#ifdef MODULE_PERIPH_UART_HW_FC
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.rts_pin = GPIO_UNDEF,
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.cts_pin = GPIO_UNDEF,
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#endif
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.irqn = UARTE0_UART0_IRQn,
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},
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};
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#define UART_0_ISR (isr_uart0)
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#define UART_NUMOF ARRAY_SIZE(uart_config)
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/** @} */
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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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{
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NRF_PWM0,
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{
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SPEAKER_PIN, /* configure Speaker pin as PWM */
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GPIO_UNDEF,
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GPIO_UNDEF,
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GPIO_UNDEF,
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}
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},
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};
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#define PWM_NUMOF ARRAY_SIZE(pwm_config)
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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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{ /* Internal I2C */
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.dev = NRF_TWIM1,
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.scl = GPIO_PIN(0, 8),
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.sda = GPIO_PIN(0, 16),
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.speed = I2C_SPEED_NORMAL
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},
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{ /* External I2C */
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.dev = NRF_TWIM0,
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.scl = GPIO_PIN(0, 26), /* P19 */
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.sda = GPIO_PIN(1, 0), /* P20 */
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.speed = I2C_SPEED_NORMAL
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},
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};
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#define I2C_NUMOF ARRAY_SIZE(i2c_config)
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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_SPIM0,
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.sclk = GPIO_PIN(0, 17), /* P13 */
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.mosi = GPIO_PIN(0, 13), /* P15 */
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.miso = GPIO_PIN(0, 1), /* P14 */
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#ifdef ERRATA_SPI_SINGLE_BYTE_WORKAROUND
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.ppi = 0,
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#endif
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}
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};
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#define SPI_NUMOF ARRAY_SIZE(spi_config)
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/** @} */
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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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/** @} */
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