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CommandStation-EX/defines.h

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/*
* © 2022 Paul M Antoine
* © 2021 Neil McKechnie
* © 2021 Mike S
* © 2021 Fred Decker
* © 2020-2022 Harald Barth
* © 2020-2021 Chris Harlow
*
* This file is part of CommandStation-EX
*
* This 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.
*
* It 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 CommandStation. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifndef DEFINES_H
#define DEFINES_H
// defines.h relies on macros defined in config.h
// but it may have already been included (for cosmetic convenence) by the .ino
#ifndef MOTOR_SHIELD_TYPE
#if __has_include ( "config.h")
#include "config.h"
#else
#include "config.example.h"
#endif
#endif
////////////////////////////////////////////////////////////////////////////////
// Create a cpu type we can share and
// figure out if we have enough memory for advanced features
// so define HAS_ENOUGH_MEMORY until proved otherwise.
#define HAS_ENOUGH_MEMORY
#undef USB_SERIAL // Teensy has this defined by default...
#define USB_SERIAL Serial
// Include extended addresses unless specifically excluded
#define I2C_EXTENDED_ADDRESS
#if defined(ARDUINO_AVR_UNO)
#define ARDUINO_TYPE "UNO"
#undef HAS_ENOUGH_MEMORY
#define NO_EXTENDED_CHARACTERS
#undef I2C_EXTENDED_ADDRESS
#elif defined(ARDUINO_AVR_NANO)
#define ARDUINO_TYPE "NANO"
#undef HAS_ENOUGH_MEMORY
#define NO_EXTENDED_CHARACTERS
#undef I2C_EXTENDED_ADDRESS
#elif defined(ARDUINO_AVR_MEGA)
#define ARDUINO_TYPE "MEGA"
#elif defined(ARDUINO_AVR_MEGA2560)
#define ARDUINO_TYPE "MEGA"
#elif defined(ARDUINO_ARCH_MEGAAVR)
#define ARDUINO_TYPE "MEGAAVR"
#undef HAS_ENOUGH_MEMORY
#define NO_EXTENDED_CHARACTERS
#undef I2C_EXTENDED_ADDRESS
#elif defined(ARDUINO_TEENSY31)
#define ARDUINO_TYPE "TEENSY3132"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// Teensy support for native I2C is awaiting development
#ifndef I2C_USE_WIRE
#define I2C_USE_WIRE
#endif
#elif defined(ARDUINO_TEENSY35)
#define ARDUINO_TYPE "TEENSY35"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
// Teensy support for I2C is awaiting development
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// Teensy support for native I2C is awaiting development
#ifndef I2C_USE_WIRE
#define I2C_USE_WIRE
#endif
#elif defined(ARDUINO_TEENSY36)
#define ARDUINO_TYPE "TEENSY36"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// Teensy support for native I2C is awaiting development
#ifndef I2C_USE_WIRE
#define I2C_USE_WIRE
#endif
#elif defined(ARDUINO_TEENSY40)
#define ARDUINO_TYPE "TEENSY40"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// Teensy support for native I2C is awaiting development
#ifndef I2C_USE_WIRE
#define I2C_USE_WIRE
#endif
#elif defined(ARDUINO_TEENSY41)
#define ARDUINO_TYPE "TEENSY41"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// Teensy support for native I2C is awaiting development
#ifndef I2C_USE_WIRE
#define I2C_USE_WIRE
#endif
#elif defined(ARDUINO_ARCH_ESP8266)
#define ARDUINO_TYPE "ESP8266"
#warning "ESP8266 platform untested, you are on your own"
#elif defined(ARDUINO_ARCH_ESP32)
#define ARDUINO_TYPE "ESP32"
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
#elif defined(ARDUINO_ARCH_SAMD)
#define ARDUINO_TYPE "SAMD21"
#undef USB_SERIAL
#define USB_SERIAL SerialUSB
// SAMD no EEPROM by default
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
#elif defined(ARDUINO_ARCH_STM32)
#define ARDUINO_TYPE "STM32"
// STM32 no EEPROM by default
#ifndef DISABLE_EEPROM
#define DISABLE_EEPROM
#endif
// STM32 support for native I2C is awaiting development
// #ifndef I2C_USE_WIRE
// #define I2C_USE_WIRE
// #endif
/* TODO when ready
#elif defined(ARDUINO_ARCH_RP2040)
#define ARDUINO_TYPE "RP2040"
*/
#else
#define CPU_TYPE_ERROR
#endif
// replace board type if provided by compiler
#ifdef BOARD_NAME
#undef ARDUINO_TYPE
#define ARDUINO_TYPE BOARD_NAME
#endif
////////////////////////////////////////////////////////////////////////////////
//
// WIFI_ON: All prereqs for running with WIFI are met
// Note: WIFI_CHANNEL may not exist in early config.h files so is added here if needed.
#if ENABLE_WIFI
#if defined(HAS_ENOUGH_MEMORY)
#define WIFI_ON true
#ifndef WIFI_CHANNEL
#define WIFI_CHANNEL 1
#endif
#else
#define WIFI_WARNING
#define WIFI_ON false
#endif
#else
#define WIFI_ON false
#endif
#ifndef WIFI_FORCE_AP
#define WIFI_FORCE_AP false
#else
#if WIFI_FORCE_AP==true || WIFI_FORCE_AP==false
#else
#error WIFI_FORCE_AP needs to be true or false
#endif
#endif
#if ENABLE_ETHERNET
#if defined(HAS_ENOUGH_MEMORY)
#define ETHERNET_ON true
#else
#define ETHERNET_WARNING
#define ETHERNET_ON false
#endif
#else
#define ETHERNET_ON false
#endif
#if WIFI_ON && ETHERNET_ON
#error Command Station does not support WIFI and ETHERNET at the same time.
#endif
////////////////////////////////////////////////////////////////////////////////
//
// This defines the speed at which the Arduino will communicate with the ESP8266 module.
// Currently only devices which can communicate at 115200 are supported.
//
#define WIFI_SERIAL_LINK_SPEED 115200
////////////////////////////////////////////////////////////////////////////////
//
// Define symbol IO_NO_HAL to reduce FLASH footprint when HAL features not required
// The HAL is disabled by default on Nano and Uno platforms, because of limited flash space.
//
#if defined(ARDUINO_AVR_NANO) || defined(ARDUINO_AVR_UNO)
#define IO_NO_HAL // HAL too big whatever you disable otherwise
#ifndef ENABLE_VDPY
#define DISABLE_VDPY
#endif
#ifndef ENABLE_DIAG
#define DISABLE_DIAG
#endif
#endif
#if __has_include ( "myAutomation.h")
#if defined(HAS_ENOUGH_MEMORY) || defined(DISABLE_EEPROM) || defined(DISABLE_PROG)
#define EXRAIL_ACTIVE
#else
#define EXRAIL_WARNING
#endif
#endif
#if defined(ARDUINO_ARCH_STM32)
// The LwIP library for the STM32 wired ethernet has by default 10 TCP
// clients defined but because of a bug in the library #11 is not
// rejected but kicks out any old connection. By restricting our limit
// to 9 the #10 will be rejected by our code so that the number can
// never get to 11 which would kick an existing connection.
// If you want to change this value, do that in
// config.h AND in STM32lwipopts.h.
#ifndef MAX_NUM_TCP_CLIENTS
#define MAX_NUM_TCP_CLIENTS 9
#endif
#else
#if defined(ARDUINO_ARCH_ESP32)
// Espressif LWIP stack
#define MAX_NUM_TCP_CLIENTS 10
#else
// Wifi shields etc
#define MAX_NUM_TCP_CLIENTS 8
#endif
#endif
#endif //DEFINES_H
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