RNode_Firmware/Boards.h

// Copyright (C) 2024, Mark Qvist

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program 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 General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

#include "Modem.h"

#ifndef BOARDS_H
  #define BOARDS_H

  #define PLATFORM_AVR   0x90
  #define PLATFORM_ESP32 0x80
  #define PLATFORM_NRF52 0x70

  #define MCU_1284P 0x91
  #define MCU_2560  0x92
  #define MCU_ESP32 0x81
  #define MCU_NRF52 0x71

  #define BOARD_RNODE         0x31
  #define BOARD_HMBRW         0x32
  #define BOARD_TBEAM         0x33
  #define BOARD_HUZZAH32      0x34
  #define BOARD_GENERIC_ESP32 0x35
  #define BOARD_LORA32_V2_0   0x36
  #define BOARD_LORA32_V2_1   0x37
  #define BOARD_LORA32_V1_0   0x39
  #define BOARD_HELTEC32_V2   0x38
  #define BOARD_RNODE_NG_20   0x40
  #define BOARD_RNODE_NG_21   0x41
  #define BOARD_RNODE_NG_22   0x42
  #define BOARD_GENERIC_NRF52 0x50
  #define BOARD_RAK4630       0x51

  #if defined(__AVR_ATmega1284P__)
    #define PLATFORM PLATFORM_AVR
    #define MCU_VARIANT MCU_1284P
  #elif defined(__AVR_ATmega2560__)
    #define PLATFORM PLATFORM_AVR
    #define MCU_VARIANT MCU_2560
  #elif defined(ESP32)
    #define PLATFORM PLATFORM_ESP32
    #define MCU_VARIANT MCU_ESP32
  #elif defined(NRF52840_XXAA)
    #include <variant.h>
    #define PLATFORM PLATFORM_NRF52
    #define MCU_VARIANT MCU_NRF52
  #else
      #error "The firmware cannot be compiled for the selected MCU variant"
  #endif

  #ifndef MODEM
    #if BOARD_MODEL == BOARD_RAK4630
      #define MODEM SX1262
    #elif BOARD_MODEL == BOARD_GENERIC_NRF52
      #define MODEM SX1262
    #else
      #define MODEM SX1276
    #endif
  #endif

  #define HAS_DISPLAY false
  #define HAS_BLUETOOTH false
  #define HAS_TCXO false
  #define HAS_PMU false
  #define HAS_NP false
  #define HAS_EEPROM false

  #if defined(ENABLE_TCXO)
      #define HAS_TCXO true
  #endif

  #if MCU_VARIANT == MCU_1284P
    const int pin_cs = 4;
    const int pin_reset = 3;
    const int pin_dio = 2;
    const int pin_led_rx = 12;
    const int pin_led_tx = 13;

    #define BOARD_MODEL BOARD_RNODE
    #define HAS_EEPROM true
    #define CONFIG_UART_BUFFER_SIZE 6144
    #define CONFIG_QUEUE_SIZE 6144
    #define CONFIG_QUEUE_MAX_LENGTH 200
    #define EEPROM_SIZE 4096
    #define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED
  
  #elif MCU_VARIANT == MCU_2560
    const int pin_cs = 5;
    const int pin_reset = 4;
    const int pin_dio = 2;
    const int pin_led_rx = 12;
    const int pin_led_tx = 13;

    #define BOARD_MODEL BOARD_HMBRW
    #define HAS_EEPROM true
    #define CONFIG_UART_BUFFER_SIZE 768
    #define CONFIG_QUEUE_SIZE 5120
    #define CONFIG_QUEUE_MAX_LENGTH 24
    #define EEPROM_SIZE 4096
    #define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED

  #elif MCU_VARIANT == MCU_ESP32

    // Board models for ESP32 based builds are
    // defined by the build target in the makefile.
    // If you are not using make to compile this
    // firmware, you can manually define model here.
    //
    // #define BOARD_MODEL BOARD_GENERIC_ESP32
    #define CONFIG_UART_BUFFER_SIZE 6144
    #define CONFIG_QUEUE_SIZE 6144
    #define CONFIG_QUEUE_MAX_LENGTH 200

    #define EEPROM_SIZE 1024
    #define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED

    #define GPS_BAUD_RATE 9600
    #define PIN_GPS_TX 12
    #define PIN_GPS_RX 34

    #if BOARD_MODEL == BOARD_GENERIC_ESP32
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 4;
      const int pin_reset = 36;
      const int pin_dio = 39;
      const int pin_led_rx = 14;
      const int pin_led_tx = 32;

    #elif BOARD_MODEL == BOARD_TBEAM
      #define HAS_DISPLAY true
      #define HAS_PMU true
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_SD false
      #define HAS_EEPROM true
      #define I2C_SDA 21
      #define I2C_SCL 22
      #define PMU_IRQ 35
      const int pin_cs = 18;
      const int pin_reset = 23;
      const int pin_led_rx = 2;
      const int pin_led_tx = 4;

      #if MODEM == SX1262
        #define HAS_TCXO true
        #define HAS_BUSY true
        #define DIO2_AS_RF_SWITCH true
        const int pin_busy = 32;
        const int pin_dio = 33;
        const int pin_tcxo_enable = -1;
      #else
        const int pin_dio = 26;
      #endif

    #elif BOARD_MODEL == BOARD_HUZZAH32
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 4;
      const int pin_reset = 36;
      const int pin_dio = 39;
      const int pin_led_rx = 14;
      const int pin_led_tx = 32;

    #elif BOARD_MODEL == BOARD_LORA32_V1_0
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 14;
      const int pin_dio = 26;
      #if defined(EXTERNAL_LEDS)
        const int pin_led_rx = 25;
        const int pin_led_tx = 2;
      #else
        const int pin_led_rx = 2;
        const int pin_led_tx = 2;
      #endif

    #elif BOARD_MODEL == BOARD_LORA32_V2_0
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 12;
      const int pin_dio = 26;
      #if defined(EXTERNAL_LEDS)
        const int pin_led_rx = 2;
        const int pin_led_tx = 0;
      #else
        const int pin_led_rx = 22;
        const int pin_led_tx = 22;
      #endif

    #elif BOARD_MODEL == BOARD_LORA32_V2_1
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_PMU true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 23;
      const int pin_dio = 26;
      #if HAS_TCXO == true
        const int pin_tcxo_enable = 33;
      #endif
      #if defined(EXTERNAL_LEDS)
        const int pin_led_rx = 15;
        const int pin_led_tx = 4;
      #else
        const int pin_led_rx = 25;
        const int pin_led_tx = 25;
      #endif

    #elif BOARD_MODEL == BOARD_HELTEC32_V2
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 23;
      const int pin_dio = 26;
      #if defined(EXTERNAL_LEDS)
        const int pin_led_rx = 36;
        const int pin_led_tx = 37;
      #else
        const int pin_led_rx = 25;
        const int pin_led_tx = 25;
      #endif

    #elif BOARD_MODEL == BOARD_RNODE_NG_20
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_NP true
      #define HAS_CONSOLE true
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 12;
      const int pin_dio = 26;
      const int pin_np = 4;
      #if HAS_NP == false
        #if defined(EXTERNAL_LEDS)
          const int pin_led_rx = 2;
          const int pin_led_tx = 0;
        #else
          const int pin_led_rx = 22;
          const int pin_led_tx = 22;
        #endif
      #endif

    #elif BOARD_MODEL == BOARD_RNODE_NG_21
      #define HAS_DISPLAY true
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE true
      #define HAS_PMU true
      #define HAS_NP true
      #define HAS_SD false
      #define HAS_EEPROM true
      const int pin_cs = 18;
      const int pin_reset = 23;
      const int pin_dio = 26;
      const int pin_np = 12;
      const int pin_dac = 25;
      const int pin_adc = 34;
      const int SD_MISO = 2;
      const int SD_MOSI = 15;
      const int SD_CLK = 14;
      const int SD_CS = 13;
      #if HAS_NP == false
        #if defined(EXTERNAL_LEDS)
          const int pin_led_rx = 12;
          const int pin_led_tx = 4;
        #else
          const int pin_led_rx = 25;
          const int pin_led_tx = 25;
        #endif
      #endif

    #elif BOARD_MODEL == BOARD_RNODE_NG_22
      #define IS_ESP32S3 true
      #define MODEM SX1262
      #define DIO2_AS_RF_SWITCH true
      #define HAS_BUSY true
      #define HAS_TCXO true

      #define HAS_DISPLAY true
      #define HAS_BLE true
      #define HAS_BLUETOOTH false // TODO: Implement
      #define HAS_CONSOLE false   // TODO: Implement
      #define HAS_PMU true
      #define HAS_NP false
      #define HAS_SD false
      #define HAS_EEPROM true

      const int pin_cs = 7;
      const int pin_reset = 8;
      const int pin_sclk = 5;
      const int pin_mosi = 6;
      const int pin_miso = 3;
      const int pin_tcxo_enable = -1;

      const int pin_dio = 33;
      const int pin_busy = 34;
      
      const int pin_np = 38;
      const int pin_dac = 25;
      const int pin_adc = 1;

      const int SD_MISO = 2;
      const int SD_MOSI = 11;
      const int SD_CLK = 14;
      const int SD_CS = 13;
      #if HAS_NP == false
        #if defined(EXTERNAL_LEDS)
          const int pin_led_rx = 37;
          const int pin_led_tx = 37;
        #else
          const int pin_led_rx = 37;
          const int pin_led_tx = 37;
        #endif
      #endif

    #else
      #error An unsupported ESP32 board was selected. Cannot compile RNode firmware.
    #endif
  
  #elif MCU_VARIANT == MCU_NRF52
    #if BOARD_MODEL == BOARD_RAK4630
      #define HAS_EEPROM false
      #define HAS_DISPLAY false // set for debugging
      #define HAS_BLUETOOTH true
      #define HAS_CONSOLE false
      #define HAS_PMU false
      #define HAS_NP false
      #define HAS_SD false
      #define HAS_TCXO true
      #define HAS_RF_SWITCH_RX_TX true
      #define HAS_BUSY true
      #define CONFIG_UART_BUFFER_SIZE 6144
      #define CONFIG_QUEUE_SIZE 6144
      #define CONFIG_QUEUE_MAX_LENGTH 200
      #define EEPROM_SIZE 200
      #define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED

      // following pins are for the sx1262
      const int pin_rxen = 37;
      const int pin_reset = 38;
      const int pin_cs = 42;
      const int pin_sclk = 43;
      const int pin_mosi = 44;
      const int pin_miso = 45;
      const int pin_busy = 46;
      const int pin_dio = 47;
      const int pin_led_rx = LED_BLUE;
      const int pin_led_tx = LED_GREEN;
      const int pin_tcxo_enable = -1;

    #else
      #error An unsupported nRF board was selected. Cannot compile RNode firmware.
    #endif

  #endif

  #ifndef HAS_RF_SWITCH_RX_TX
    const int pin_rxen = -1;
    const int pin_txen = -1;
  #endif

  #ifndef HAS_BUSY
    const int pin_busy = -1;
  #endif

  #ifndef DIO2_AS_RF_SWITCH
    #define DIO2_AS_RF_SWITCH false
  #endif

#endif