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/******************************************************************************
* The MIT License
*
* Copyright (c) 2011 LeafLabs, LLC.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*****************************************************************************/
/**
* @file wirish/boards/maple/include/board/board.h
* @author Marti Bolivar <mbolivar@leaflabs.com>
* @brief Maple board header.
*/
#ifndef _BOARD_MAPLE_H_
#define _BOARD_MAPLE_H_
/**
* If you solder an external oscillator, you may run the board at 72mhz,
* else, we keep it at 36mhz for simplicity and stability
*/
#define CYCLES_PER_MICROSECOND 36
/* Pin number for the built-in button. */
#define BOARD_BUTTON_PIN 27
/* Pin number for the built-in LED. */
#define BOARD_LED_PIN 13
/* Number of USARTs/UARTs whose pins are broken out to headers. */
#define BOARD_NR_USARTS 3
/* USART pin numbers. */
#define BOARD_USART1_TX_PIN 7
#define BOARD_USART1_RX_PIN 8
#define BOARD_USART2_TX_PIN 1
#define BOARD_USART2_RX_PIN 0
#define BOARD_USART3_TX_PIN 29
#define BOARD_USART3_RX_PIN 30
/* Number of SPI ports broken out to headers. */
#define BOARD_NR_SPI 2
/* SPI pin numbers. */
#define BOARD_SPI1_NSS_PIN 10
#define BOARD_SPI1_MOSI_PIN 11
#define BOARD_SPI1_MISO_PIN 12
#define BOARD_SPI1_SCK_PIN 13
#define BOARD_SPI2_NSS_PIN 31
#define BOARD_SPI2_MOSI_PIN 34
#define BOARD_SPI2_MISO_PIN 33
#define BOARD_SPI2_SCK_PIN 32
/* Total number of GPIO pins that are broken out to headers and
* intended for use. This includes pins like the LED, button, and
* debug port (JTAG/SWD) pins. */
#define BOARD_NR_GPIO_PINS 44
/* Number of pins capable of PWM output. */
#define BOARD_NR_PWM_PINS 8
/* Number of pins capable of ADC conversion. */
#define BOARD_NR_ADC_PINS 6
/* Number of pins already connected to external hardware. For Maple,
* these are just BOARD_LED_PIN, BOARD_BUTTON_PIN, and the debug port
* pins (see below). */
#define BOARD_NR_USED_PINS 2
/**
* Note: there is no USB in this board.
*/
/* Pin aliases: these give the GPIO port/bit for each pin as an
* enum. These are optional, but recommended. They make it easier to
* write code using low-level GPIO functionality. */
enum {
PA3, PA2, PA0, PA1, PB5, PB6, PA8, PA9, PA10, PB7, PA4, PA7, PA6, PA5, PB8,
PC0, PC1, PC2, PC3, PC4, PC5, PC13, PC14, PC15, PB9, PD2, PC10, PB0, PB1,
PB10, PB11, PB12, PB13, PB14, PB15, PC6, PC7, PC8, PC9, PA13, PA14, PA15,
PB3, PB4
};
#endif
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