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/*
Copyright (c) 2011 Arduino. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _VARIANT_ARDUINO_DUE_X_
#define _VARIANT_ARDUINO_DUE_X_
/*----------------------------------------------------------------------------
* Definitions
*----------------------------------------------------------------------------*/
/** Frequency of the board main oscillator */
#define VARIANT_MAINOSC 12000000
/** Master clock frequency */
#define VARIANT_MCK 84000000
/*----------------------------------------------------------------------------
* Headers
*----------------------------------------------------------------------------*/
#include "Arduino.h"
#ifdef __cplusplus
#include "UARTClass.h"
#include "USARTClass.h"
#endif
#ifdef __cplusplus
extern "C"{
#endif // __cplusplus
/**
* Libc porting layers
*/
#if defined ( __GNUC__ ) /* GCC CS3 */
# include <syscalls.h> /** RedHat Newlib minimal stub */
#endif
/*----------------------------------------------------------------------------
* Pins
*----------------------------------------------------------------------------*/
// Number of pins defined in PinDescription array
#define PINS_COUNT 79
#define NUM_DIGITAL_PINS 66
#define NUM_ANALOG_INPUTS 12
#define analogInputToDigitalPin(p) ((p < 12) ? (p) + 54 : -1)
#define digitalPinToPort(P) ( g_APinDescription[P].pPort )
#define digitalPinToBitMask(P) ( g_APinDescription[P].ulPin )
//#define analogInPinToBit(P) ( )
#define portOutputRegister(port) ( &(port->PIO_ODSR) )
#define portInputRegister(port) ( &(port->PIO_PDSR) )
#define digitalPinHasPWM(P) ( g_APinDescription[P].ulPWMChannel != NOT_ON_PWM || g_APinDescription[P].ulTCChannel != NOT_ON_TIMER )
/*
* portModeRegister(..) should return a register to set pin mode
* INPUT or OUTPUT by setting the corresponding bit to 0 or 1.
* Unfortunately on SAM architecture the PIO_OSR register is
* read-only and can be set only through the enable/disable registers
* pair PIO_OER/PIO_ODR.
*/
// #define portModeRegister(port) ( &(port->PIO_OSR) )
/*
* digitalPinToTimer(..) is AVR-specific and is not defined for SAM
* architecture. If you need to check if a pin supports PWM you must
* use digitalPinHasPWM(..).
*
* https://github.com/arduino/Arduino/issues/1833
*/
// #define digitalPinToTimer(P)
// Interrupts
#define digitalPinToInterrupt(p) ((p) < NUM_DIGITAL_PINS ? (p) : -1)
// LEDs
#define PIN_LED_13 (13U)
#define PIN_LED_RXL (72U)
#define PIN_LED_TXL (73U)
#define PIN_LED PIN_LED_13
#define PIN_LED2 PIN_LED_RXL
#define PIN_LED3 PIN_LED_TXL
#define LED_BUILTIN 13
/*
* SPI Interfaces
*/
#define SPI_INTERFACES_COUNT 1
#define SPI_INTERFACE SPI0
#define SPI_INTERFACE_ID ID_SPI0
#define SPI_CHANNELS_NUM 4
#define PIN_SPI_SS0 (77U)
#define PIN_SPI_SS1 (87U)
#define PIN_SPI_SS2 (86U)
#define PIN_SPI_SS3 (78U)
#define PIN_SPI_MOSI (75U)
#define PIN_SPI_MISO (74U)
#define PIN_SPI_SCK (76U)
#define BOARD_SPI_SS0 (77U) //(10U)
#define BOARD_SPI_SS1 (4U)
#define BOARD_SPI_SS2 (52U)
#define BOARD_SPI_SS3 PIN_SPI_SS3
#define BOARD_SPI_DEFAULT_SS BOARD_SPI_SS3
#define BOARD_PIN_TO_SPI_PIN(x) \
(x==BOARD_SPI_SS0 ? PIN_SPI_SS0 : \
(x==BOARD_SPI_SS1 ? PIN_SPI_SS1 : \
(x==BOARD_SPI_SS2 ? PIN_SPI_SS2 : PIN_SPI_SS3 )))
#define BOARD_PIN_TO_SPI_CHANNEL(x) \
(x==BOARD_SPI_SS0 ? 0 : \
(x==BOARD_SPI_SS1 ? 1 : \
(x==BOARD_SPI_SS2 ? 2 : 3)))
static const uint8_t SS = BOARD_SPI_SS0;
static const uint8_t SS1 = BOARD_SPI_SS1;
static const uint8_t SS2 = BOARD_SPI_SS2;
static const uint8_t SS3 = BOARD_SPI_SS3;
static const uint8_t MOSI = PIN_SPI_MOSI;
static const uint8_t MISO = PIN_SPI_MISO;
static const uint8_t SCK = PIN_SPI_SCK;
/*
* Wire Interfaces
*/
#define WIRE_INTERFACES_COUNT 2
#define PIN_WIRE_SDA (20U)
#define PIN_WIRE_SCL (21U)
#define WIRE_INTERFACE TWI1
#define WIRE_INTERFACE_ID ID_TWI1
#define WIRE_ISR_HANDLER TWI1_Handler
#define WIRE_ISR_ID TWI1_IRQn
#define PIN_WIRE1_SDA (70U)
#define PIN_WIRE1_SCL (71U)
#define WIRE1_INTERFACE TWI0
#define WIRE1_INTERFACE_ID ID_TWI0
#define WIRE1_ISR_HANDLER TWI0_Handler
#define WIRE1_ISR_ID TWI0_IRQn
static const uint8_t SDA = PIN_WIRE_SDA;
static const uint8_t SCL = PIN_WIRE_SCL;
static const uint8_t SDA1 = PIN_WIRE1_SDA;
static const uint8_t SCL1 = PIN_WIRE1_SCL;
/*
* UART/USART Interfaces
*/
// Serial
#define PINS_UART (81U)
// Serial1
#define PINS_USART0 (82U)
// Serial2
#define PINS_USART1 (83U)
// Serial3
#define PINS_USART3 (84U)
/*
* USB Interfaces
*/
#define PINS_USB (85U)
/*
* Analog pins
*/
static const uint8_t A0 = 54;
static const uint8_t A1 = 55;
static const uint8_t A2 = 56;
static const uint8_t A3 = 57;
static const uint8_t A4 = 58;
static const uint8_t A5 = 59;
static const uint8_t A6 = 60;
static const uint8_t A7 = 61;
static const uint8_t A8 = 62;
static const uint8_t A9 = 63;
static const uint8_t A10 = 64;
static const uint8_t A11 = 65;
static const uint8_t DAC0 = 66;
static const uint8_t DAC1 = 67;
static const uint8_t CANRX = 68;
static const uint8_t CANTX = 69;
#define ADC_RESOLUTION 12
/*
* Complementary CAN pins
*/
static const uint8_t CAN1RX = 88;
static const uint8_t CAN1TX = 89;
// CAN0
#define PINS_CAN0 (90U)
// CAN1
#define PINS_CAN1 (91U)
/*
* DACC
*/
#define DACC_INTERFACE DACC
#define DACC_INTERFACE_ID ID_DACC
#define DACC_RESOLUTION 12
#define DACC_ISR_HANDLER DACC_Handler
#define DACC_ISR_ID DACC_IRQn
/*
* PWM
*/
#define PWM_INTERFACE PWM
#define PWM_INTERFACE_ID ID_PWM
#define PWM_FREQUENCY 31000
#define PWM_MAX_DUTY_CYCLE 255
#define PWM_MIN_DUTY_CYCLE 0
#define PWM_RESOLUTION 8
/*
* TC
*/
#define TC_INTERFACE TC0
#define TC_INTERFACE_ID ID_TC0
#define TC_FREQUENCY 100000
#define TC_MAX_DUTY_CYCLE 255
#define TC_MIN_DUTY_CYCLE 0
#define TC_RESOLUTION 8
#ifdef __cplusplus
}
#endif
/*----------------------------------------------------------------------------
* Arduino objects - C++ only
*----------------------------------------------------------------------------*/
#ifdef __cplusplus
extern UARTClass Serial;
extern USARTClass Serial1;
extern USARTClass Serial2;
extern USARTClass Serial3;
#endif
// These serial port names are intended to allow libraries and architecture-neutral
// sketches to automatically default to the correct port name for a particular type
// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
// the first hardware serial port whose RX/TX pins are not dedicated to another use.
//
// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor
//
// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial
//
// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library
//
// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins.
//
// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX
// pins are NOT connected to anything by default.
#define SERIAL_PORT_MONITOR Serial
#define SERIAL_PORT_USBVIRTUAL SerialUSB
#define SERIAL_PORT_HARDWARE_OPEN Serial1
#define SERIAL_PORT_HARDWARE_OPEN1 Serial2
#define SERIAL_PORT_HARDWARE_OPEN2 Serial3
#define SERIAL_PORT_HARDWARE Serial
#define SERIAL_PORT_HARDWARE1 Serial1
#define SERIAL_PORT_HARDWARE2 Serial2
#define SERIAL_PORT_HARDWARE3 Serial3
#endif /* _VARIANT_ARDUINO_DUE_X_ */
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