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variant.h
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/*
Copyright (c) 2014-2015 Arduino LLC. All right reserved.
Copyright (c) 2016 Sandeep Mistry All right reserved.
Copyright (c) 2018, Adafruit Industries (adafruit.com)
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_FEATHER52840_
#define _VARIANT_FEATHER52840_
/** Master clock frequency */
#define VARIANT_MCK (64000000ul)
#define USE_LFXO // Board uses 32khz crystal for LF
// define USE_LFRC // Board uses RC for LF
/*----------------------------------------------------------------------------
* Headers
*----------------------------------------------------------------------------*/
#include "WVariant.h"
#ifdef __cplusplus
extern "C"
{
#endif // __cplusplus
// Number of pins defined in PinDescription array
#define PINS_COUNT (34)
#define NUM_DIGITAL_PINS (34)
#define NUM_ANALOG_INPUTS (6) // A6 is used for battery, A7 is analog reference
#define NUM_ANALOG_OUTPUTS (0)
// LEDs
#define PIN_LED1 (3)
#define PIN_LED2 (4)
#define PIN_NEOPIXEL (8)
#define LED_BUILTIN PIN_LED1
#define LED_CONN PIN_LED2
#define LED_RED PIN_LED1
#define LED_BLUE PIN_LED2
#define LED_STATE_ON 1 // State when LED is litted
/*
* Buttons
*/
#define PIN_BUTTON1 (7)
/*
* Analog pins
*/
#define PIN_A0 (14)
#define PIN_A1 (15)
#define PIN_A2 (16)
#define PIN_A3 (17)
#define PIN_A4 (18)
#define PIN_A5 (19)
#define PIN_A6 (20)
#define PIN_A7 (21)
static const uint8_t A0 = PIN_A0 ;
static const uint8_t A1 = PIN_A1 ;
static const uint8_t A2 = PIN_A2 ;
static const uint8_t A3 = PIN_A3 ;
static const uint8_t A4 = PIN_A4 ;
static const uint8_t A5 = PIN_A5 ;
static const uint8_t A6 = PIN_A6 ;
static const uint8_t A7 = PIN_A7 ;
#define ADC_RESOLUTION 14
// Other pins
#define PIN_AREF PIN_A7
#define PIN_VBAT PIN_A6
#define PIN_NFC1 (33)
#define PIN_NFC2 (2)
static const uint8_t AREF = PIN_AREF;
/*
* Serial interfaces
*/
#define PIN_SERIAL1_RX (1)
#define PIN_SERIAL1_TX (0)
/*
* SPI Interfaces
*/
#define SPI_INTERFACES_COUNT 1
#define PIN_SPI_MISO (24)
#define PIN_SPI_MOSI (25)
#define PIN_SPI_SCK (26)
static const uint8_t SS = (5);
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 1
#define PIN_WIRE_SDA (22)
#define PIN_WIRE_SCL (23)
// QSPI Pins
#define PIN_QSPI_SCK 27
#define PIN_QSPI_CS 28
#define PIN_QSPI_IO0 29
#define PIN_QSPI_IO1 30
#define PIN_QSPI_IO2 31
#define PIN_QSPI_IO3 32
// On-board QSPI Flash
#define EXTERNAL_FLASH_DEVICES GD25Q16C
#define EXTERNAL_FLASH_USE_QSPI
#ifdef __cplusplus
}
#endif
/*----------------------------------------------------------------------------
* Arduino objects - C++ only
*----------------------------------------------------------------------------*/
#endif