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https://github.com/RIOT-OS/RIOT.git
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160 lines
3.6 KiB
C
160 lines
3.6 KiB
C
/*
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* Copyright (C) 2014-2015 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_arduino-due
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* @{
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*
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* @file
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* @brief Peripheral MCU configuration for the Arduino Due board
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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* @author Peter Kietzmann <peter.kietzmann@haw-hamburg.de>
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* @author Andreas "Paul" Pauli <andreas.pauli@haw-hamburg.de>
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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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*/
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/* targeted system core clock */
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#define CLOCK_CORECLOCK (84000000UL)
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/* external oscillator clock */
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#define CLOCK_EXT_OSC (12000000UL)
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/* define PLL configuration
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*
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* The values must fulfill this equation:
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* CORECLOCK = (EXT_OCS / PLL_DIV) * (PLL_MUL + 1)
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*/
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#define CLOCK_PLL_MUL (83)
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#define CLOCK_PLL_DIV (12)
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/* number of wait states before flash read and write operations */
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#define CLOCK_FWS (4) /* 4 is save for 84MHz */
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/** @} */
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/**
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* @name Timer peripheral configuration
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* @{
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*/
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static const timer_conf_t timer_config[] = {
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{ .dev = TC0, .id_ch0 = ID_TC0 },
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{ .dev = TC1, .id_ch0 = ID_TC3 }
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};
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#define TIMER_0_ISR isr_tc0
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#define TIMER_1_ISR isr_tc3
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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 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 = (Uart *)UART,
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.rx_port = PIOA,
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.tx_port = PIOA,
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.rx_pin = 8,
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.tx_pin = 9,
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.mux = GPIO_MUX_A,
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.pmc_id = ID_UART,
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.irqn = UART_IRQn
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},
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{
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.dev = (Uart *)USART0,
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.rx_port = PIOA,
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.tx_port = PIOA,
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.rx_pin = 10,
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.tx_pin = 11,
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.mux = GPIO_MUX_A,
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.pmc_id = ID_USART0,
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.irqn = USART0_IRQn
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},
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{
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.dev = (Uart *)USART1,
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.rx_port = PIOA,
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.tx_port = PIOA,
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.rx_pin = 12,
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.tx_pin = 13,
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.mux = GPIO_MUX_A,
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.pmc_id = ID_USART1,
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.irqn = USART1_IRQn
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},
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{
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.dev = (Uart *)USART3,
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.rx_port = PIOD,
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.tx_port = PIOD,
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.rx_pin = 4,
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.tx_pin = 5,
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.mux = GPIO_MUX_B,
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.pmc_id = ID_USART3,
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.irqn = USART3_IRQn
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},
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};
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/* define interrupt vectors */
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#define UART_0_ISR isr_uart
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#define UART_1_ISR isr_usart0
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#define UART_2_ISR isr_usart1
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#define UART_3_ISR isr_usart3
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#define UART_NUMOF (sizeof(uart_config) / sizeof(uart_config[0]))
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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 = SPI0,
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.id = ID_SPI0,
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.clk = GPIO_PIN(PA, 27),
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.mosi = GPIO_PIN(PA, 26),
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.miso = GPIO_PIN(PA, 25),
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.mux = GPIO_MUX_A
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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 PWM configuration
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* @{
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*/
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static const pwm_chan_conf_t pwm_chan[] = {
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{ .pin = GPIO_PIN(PC, 21), .hwchan = 4 },
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{ .pin = GPIO_PIN(PC, 22), .hwchan = 5 },
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{ .pin = GPIO_PIN(PC, 23), .hwchan = 6 },
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{ .pin = GPIO_PIN(PC, 24), .hwchan = 7 }
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};
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#define PWM_NUMOF (1U)
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#define PWM_CHAN_NUMOF (sizeof(pwm_chan) / sizeof(pwm_chan[0]))
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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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