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https://github.com/RIOT-OS/RIOT.git
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153 lines
4.1 KiB
C
153 lines
4.1 KiB
C
/*
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* Copyright (C) 2017 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_sodaq-explorer
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* @{
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*
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* @file
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* @brief Configuration of CPU peripherals for the Sodaq LoRaWAN Explorer board
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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 "periph_cpu.h"
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#include "cfg_clock_default.h"
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#include "cfg_rtc_default.h"
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#include "cfg_rtt_default.h"
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#include "cfg_spi_default.h"
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#include "cfg_timer_default.h"
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#include "cfg_usbdev_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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{
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.dev = &SERCOM5->USART,
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.rx_pin = GPIO_PIN(PB,31), /* D0, RX Pin */
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.tx_pin = GPIO_PIN(PB,30), /* D1, TX Pin */
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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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.mux = GPIO_MUX_D,
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.rx_pad = UART_PAD_RX_1,
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.tx_pad = UART_PAD_TX_0_RTS_2_CTS_3,
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.flags = UART_FLAG_NONE,
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.gclk_src = SAM0_GCLK_MAIN,
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},
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{
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.dev = &SERCOM4->USART,
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.rx_pin = GPIO_PIN(PB,13),
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.tx_pin = GPIO_PIN(PB,14),
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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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.mux = GPIO_MUX_C,
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.rx_pad = UART_PAD_RX_1,
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.tx_pad = UART_PAD_TX_2,
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.flags = UART_FLAG_NONE,
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.gclk_src = SAM0_GCLK_MAIN,
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},
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{ /* Connected to RN2483 */
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.dev = &SERCOM0->USART,
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.rx_pin = GPIO_PIN(PA,5),
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.tx_pin = GPIO_PIN(PA,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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.mux = GPIO_MUX_D,
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.rx_pad = UART_PAD_RX_1,
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.tx_pad = UART_PAD_TX_2,
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.flags = UART_FLAG_NONE,
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.gclk_src = SAM0_GCLK_MAIN,
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},
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};
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/* interrupt function name mapping */
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#define UART_0_ISR isr_sercom5
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#define UART_1_ISR isr_sercom4
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#define UART_2_ISR isr_sercom0
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#define UART_NUMOF ARRAY_SIZE(uart_config)
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/** @} */
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/**
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* @name ADC configuration
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* @{
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*/
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/* ADC Default values */
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#define ADC_PRESCALER ADC_CTRLB_PRESCALER_DIV512
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#define ADC_NEG_INPUT ADC_INPUTCTRL_MUXNEG_GND
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#define ADC_GAIN_FACTOR_DEFAULT ADC_INPUTCTRL_GAIN_DIV2
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#define ADC_REF_DEFAULT ADC_REFCTRL_REFSEL_INTVCC1
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static const adc_conf_chan_t adc_channels[] = {
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/* port, pin, muxpos */
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{GPIO_PIN(PB, 0), ADC_INPUTCTRL_MUXPOS_PIN8}, /* A0 */
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{GPIO_PIN(PB, 1), ADC_INPUTCTRL_MUXPOS_PIN9}, /* A1 */
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{GPIO_PIN(PB, 2), ADC_INPUTCTRL_MUXPOS_PIN10}, /* A2 */
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{GPIO_PIN(PB, 3), ADC_INPUTCTRL_MUXPOS_PIN11}, /* A3 */
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{GPIO_PIN(PA, 8), ADC_INPUTCTRL_MUXPOS_PIN16}, /* A4 */
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{GPIO_PIN(PA, 9), ADC_INPUTCTRL_MUXPOS_PIN17}, /* A5 */
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{GPIO_PIN(PA, 4), ADC_INPUTCTRL_MUXPOS_PIN4}, /* A6 (temperature) */
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{GPIO_PIN(PA, 10), ADC_INPUTCTRL_MUXPOS_PIN18}, /* A7 */
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{GPIO_PIN(PA, 11), ADC_INPUTCTRL_MUXPOS_PIN19}, /* A8 */
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{GPIO_PIN(PB, 5), ADC_INPUTCTRL_MUXPOS_PIN13}, /* BATVOLT */
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};
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#define ADC_NUMOF ARRAY_SIZE(adc_channels)
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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 = &(SERCOM1->I2CM),
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.speed = I2C_SPEED_NORMAL,
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.scl_pin = GPIO_PIN(PA, 17),
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.sda_pin = GPIO_PIN(PA, 16),
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.mux = GPIO_MUX_C,
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.gclk_src = SAM0_GCLK_MAIN,
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.flags = I2C_FLAG_NONE,
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},
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{
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.dev = &(SERCOM2->I2CM),
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.speed = I2C_SPEED_NORMAL,
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.scl_pin = GPIO_PIN(PA, 9),
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.sda_pin = GPIO_PIN(PA, 8),
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.mux = GPIO_MUX_C,
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.gclk_src = SAM0_GCLK_MAIN,
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.flags = I2C_FLAG_NONE
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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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#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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