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