meshtastic-firmware/variants/Dongle_nRF52840-pca10059-v1/variant.h

/*
  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_NORDIC_PCA10059_
#define _VARIANT_NORDIC_PCA10059_

#define PCA10059

/** 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 (48)
#define NUM_DIGITAL_PINS (48)
#define NUM_ANALOG_INPUTS (6)
#define NUM_ANALOG_OUTPUTS (0)

// LEDs
#define PIN_LED1 (0 + 12)           // Blue LED        P1.12
#define PIN_LED2 (0 + 6)            // Built in Green  P0.06

//Green Built in LED1
//#define PIN_LED1 (0 + 6)          // LED1            P1.15
  
//RGB NeoPixel LED2
//#define PIN_LED1 (0 + 8) Red
//#define PIN_LED1 (32 + 9) Green
//#define PIN_LED1 (0 + 12) Blue

#define LED_BUILTIN PIN_LED1
#define LED_CONN PIN_LED2

#define LED_GREEN PIN_LED1
#define LED_BLUE PIN_LED2

#define LED_STATE_ON 0              // State when LED is litted

/*
 * Buttons
 */

#define PIN_BUTTON1 (32 + 6)        // BTN_DN           P1.06 Built in button

/*
 * Analog pins
 */
#define PIN_A0 (-1)  

static const uint8_t A0 = PIN_A0;
#define ADC_RESOLUTION 14

// Other pins
#define PIN_AREF (-1)               // AREF            Not yet used


static const uint8_t AREF = PIN_AREF;

/*
 * Serial interfaces
 */
#define PIN_SERIAL1_RX (-1)
#define PIN_SERIAL1_TX (-1)

// Connected to Jlink CDC
#define PIN_SERIAL2_RX (-1)
#define PIN_SERIAL2_TX (-1)

/*
 * SPI Interfaces
 */
#define SPI_INTERFACES_COUNT 2

#define PIN_SPI_MISO  (0 + 17)        // MISO      P0.17
#define PIN_SPI_MOSI  (0 + 15)        // MOSI      P0.15
#define PIN_SPI_SCK   (0 + 13)        // SCK       P0.13

#define PIN_SPI1_MISO (-1)            //
#define PIN_SPI1_MOSI (10)            // EPD_MOSI  P0.10
#define PIN_SPI1_SCK  (9)             // EPD_SCLK  P0.09

static const uint8_t SS = (0 + 31);   // LORA_CS   P0.31
static const uint8_t MOSI = PIN_SPI_MOSI;
static const uint8_t MISO = PIN_SPI_MISO;
static const uint8_t SCK = PIN_SPI_SCK;

  /*
 * eink display pins
 */

//#define PIN_EINK_EN  (-1)
#define PIN_EINK_EN    (0 + 6)       // Turn on the Green built in LED
#define PIN_EINK_CS    (32)          // EPD_CS		
#define PIN_EINK_BUSY  (20)          // EPD_BUSY  	
#define PIN_EINK_DC    (24)          // EPD_D/C		
#define PIN_EINK_RES   (-1)          // Not Connected P0.22 available
#define PIN_EINK_SCLK  (9)           // EPD_SCLK	
#define PIN_EINK_MOSI  (10)          // EPD_MOSI	

#define HAS_EINK

/*
 * Wire Interfaces
 */
#define WIRE_INTERFACES_COUNT 1

#define PIN_WIRE_SDA (32 + 4)         // SDA
#define PIN_WIRE_SCL (32 + 7)         // SCL

// NiceRF 868 LoRa module
#define USE_SX1262
#define SX126X_CS      (0 + 31)       // LORA_CS     P0.31
#define SX126X_DIO1    (0 + 29)       // DIO1        P0.29
#define SX126X_BUSY    (0 + 2)        // LORA_BUSY	  P0.02
#define SX126X_RESET   (32 + 15)      // LORA_RESET  P1.15
#define SX126X_TXEN    (32 + 13)      // TXEN        P1.13 NiceRF 868 dont use
#define SX126X_RXEN    (32 + 10)      // RXEN        P1.10 NiceRF 868 dont use
#define SX126X_E22

#define PIN_GPS_EN     (-1)
#define PIN_GPS_PPS    (-1)           // Pulse per second input from the GPS

#define GPS_RX_PIN PIN_SERIAL1_RX
#define GPS_TX_PIN PIN_SERIAL1_TX

// Battery
// The battery sense is hooked to pin A0 (5)
#define BATTERY_PIN PIN_A0
// and has 12 bit resolution
#define BATTERY_SENSE_RESOLUTION_BITS 12
#define BATTERY_SENSE_RESOLUTION 4096.0
// Definition of milliVolt per LSB => 3.0V ADC range and 12-bit ADC resolution = 3000mV/4096
#define VBAT_MV_PER_LSB (0.73242188F)
// Voltage divider value => 1.5M + 1M voltage divider on VBAT = (1.5M / (1M + 1.5M))
#define VBAT_DIVIDER (0.4F)
// Compensation factor for the VBAT divider
#define VBAT_DIVIDER_COMP (1.73)
// Fixed calculation of milliVolt from compensation value
#define REAL_VBAT_MV_PER_LSB (VBAT_DIVIDER_COMP * VBAT_MV_PER_LSB)
#undef AREF_VOLTAGE
#define AREF_VOLTAGE 3.0
#define VBAT_AR_INTERNAL AR_INTERNAL_3_0
#define ADC_MULTIPLIER VBAT_DIVIDER_COMP //REAL_VBAT_MV_PER_LSB
#define VBAT_RAW_TO_SCALED(x) (REAL_VBAT_MV_PER_LSB * x)

#ifdef __cplusplus
}
#endif

/*----------------------------------------------------------------------------
 *        Arduino objects - C++ only
 *----------------------------------------------------------------------------*/

#endif