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FLASH_SIZE is reserved, at least for SAMD boards. #1

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Merged
DeanBilotti merged 1 commit into from
Apr 18, 2026
Merged

FLASH_SIZE is reserved, at least for SAMD boards. #1

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34 changes: 19 additions & 15 deletions ArduinoBoardManager.h
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Original file line number Diff line number Diff line change
Expand Up @@ -102,105 +102,109 @@ class ArduinoBoardManager {
static const uint16_t CPU = __AVR_ATmega328P__; /**< 16Mhz */
static const unsigned long SRAM_SIZE = 2000; /**< 2kb of sram */
static const unsigned long EEPROM_SIZE = 1000; /**< 1kb eeprom */
static const unsigned long FLASH_SIZE = 32000; /**< 32k flash storage */
static const unsigned long BOARD_FLASH_SIZE = 32000; /**< 32k flash storage */
#elif defined(__AVR_ATSAMD21G18A__) // zero
static const uint8_t BOARD = BOARD_ZERO
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_ATSAMD21G18A__;
static const unsigned long SRAM_SIZE = 32000;
static const unsigned long EEPROM_SIZE = 16000;
static const unsigned long FLASH_SIZE = 256000;
static const unsigned long BOARD_FLASH_SIZE = 256000;
#elif defined(__AVR_ATSAM3X8E__) // Due
static const uint8_t BOARD = BOARD_DUE;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_ATSAMD21G18A__;
static const unsigned long SRAM_SIZE = 96000;
static const unsigned long EEPROM_SIZE = 0;
static const unsigned long FLASH_SIZE = 512000;
static const unsigned long BOARD_FLASH_SIZE = 512000;
#elif defined(__AVR_ATmega32U4__) // Yun 16Mhz, Micro, Leonardo, Esplora
static const uint8_t BOARD = BOARD_MICRO;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_Atmega32U4__;
static const unsigned long SRAM_SIZE = 2500;
static const unsigned long EEPROM_SIZE = 1000;
static const unsigned long FLASH_SIZE = 32000;
static const unsigned long BOARD_FLASH_SIZE = 32000;
#elif defined(_AVR_AR9331__) // Yun 400Mhz
static const uint8_t BOARD = BOARD_YUN_400;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = _AVR_AR9331__;
static const unsigned long SRAM_SIZE = 64000000;
static const unsigned long EEPROM_SIZE = 0;
static const unsigned long FLASH_SIZE = 16000000;
static const unsigned long BOARD_FLASH_SIZE = 16000000;
#elif defined(__AVR_ATmega16U4__) // leonardo
static const uint8_t BOARD = BOARD_LEONARDO;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_ATmega16U4__;
static const unsigned long SRAM_SIZE = 2560;
static const unsigned long EEPROM_SIZE = 1000;
static const unsigned long FLASH_SIZE = 32000;
static const unsigned long BOARD_FLASH_SIZE = 32000;
#elif defined(__AVR_ATmega1280__) // mega, Mega ADK (ATmega 1280)
static const uint8_t BOARD = BOARD_MEGA_1280;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_ATmega1280__;
static const unsigned long SRAM_SIZE = 8000;
static const unsigned long EEPROM_SIZE = 4000;
static const unsigned long FLASH_SIZE = 256000;
static const unsigned long BOARD_FLASH_SIZE = 256000;
#elif defined(__AVR_ATmega2560__) // mega, Mega ADK (ATmega 2560)
static const uint8_t BOARD = BOARD_MEGA_2560;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = __AVR_ATmega2560__;
static const unsigned long SRAM_SIZE = 8000;
static const unsigned long EEPROM_SIZE = 4000;
static const unsigned long FLASH_SIZE = 256000;
static const unsigned long BOARD_FLASH_SIZE = 256000;
#elif defined(_AVR_ATmega328__) // Nano >= v3.0 or Arduino Pro, pro328, ethernet
static const uint8_t BOARD = BOARD_NANO;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = _AVR_ATmega328__;
static const unsigned long SRAM_SIZE = 2000;
static const unsigned long EEPROM_SIZE = 1000;
static const unsigned long FLASH_SIZE = 32000;
static const unsigned long BOARD_FLASH_SIZE = 32000;
#elif defined(_AVR_ATmega168__) // Nano < v3.0 or uno, pro
static const uint8_t BOARD = BOARD_NANO_3;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = _AVR_ATmega168;
static const unsigned long SRAM_SIZE = 1000;
static const unsigned long EEPROM_SIZE = 500;
static const unsigned long FLASH_SIZE = 16000;
static const unsigned long BOARD_FLASH_SIZE = 16000;
#elif defined(_AVR_ATmega168V__) // LilyPad
static const uint8_t BOARD = BOARD_LILYPAD;
static const uint8_t CPU = _AVR_ATmega168V__;
static const unsigned int NUM_BITS = 8;
static const unsigned long SRAM_SIZE = 1000;
static const unsigned long EEPROM_SIZE = 500;
static const unsigned long FLASH_SIZE = 14000
static const unsigned long BOARD_FLASH_SIZE = 14000
#elif defined(_AVR_ATmega328V__) // LilyPad 2
static const uint8_t BOARD = BOARD_LILYPAD_2;
static const uint8_t CPU = _AVR_ATmega328V__;
static const unsigned int NUM_BITS = 8;
static const unsigned long SRAM_SIZE = 1000;
static const unsigned long EEPROM_SIZE = 500;
static const unsigned long FLASH_SIZE = 14000
static const unsigned long BOARD_FLASH_SIZE = 14000
#elif defined(_AVR_ATTiny85__) // trinket
static const uint8_t BOARD = BOARD_TRINKET;
static const uint8_t NUM_BITS = 8;
static const uint16_t CPU = _AVR_ATTiny85__;
static const unsigned long SRAM_SIZE = 500;
static const unsigned long EEPROM_SIZE = 500;
static const unsigned long FLASH_SIZE = 2500;
static const unsigned long BOARD_FLASH_SIZE = 2500;
#elif defined(__AVR_ARCv2EM__) || (__CURIE_FACTORY_DATA_H_) // Intel Curie/101
static const uint8_t BOARD = BOARD_101;
static const uint8_t NUM_BITS = 32;
static const uint16_t CPU = __AVR_ARCv2EM__;
static const unsigned long SRAM_SIZE = 24000; // might be 80k?
static const unsigned long EEPROM_SIZE = 0;
static const unsigned long FLASH_SIZE = 384000;
static const unsigned long BOARD_FLASH_SIZE = 384000;
#else
static const uint8_t BOARD = BOARD_UNKNOWN;
static const uint8_t NUM_BITS = 0;
static const uint16_t CPU = 0;
static const unsigned long SRAM_SIZE = 0;
static const unsigned long EEPROM_SIZE = 0;
static const unsigned long FLASH_SIZE = 0;
#if !defined(FLASH_SIZE)
static const unsigned long BOARD_FLASH_SIZE = 0;
#else
static const unsigned long BOARD_FLASH_SIZE = FLASH_SIZE;
#endif
#endif

/**
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2 changes: 1 addition & 1 deletion examples/featuresniffer/featuresniffer.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ void setup() {
Serial.print("-bit, "); Serial.print(ArduinoBoardManager::MAX_MHZ/M);
Serial.print("Mhz processor with "); Serial.print(ArduinoBoardManager::SRAM_SIZE/k);
Serial.print("k of SRAM, "); Serial.print(ArduinoBoardManager::EEPROM_SIZE/k);
Serial.print("k of EEPROM and "); Serial.print(ArduinoBoardManager::FLASH_SIZE/k);
Serial.print("k of EEPROM and "); Serial.print(ArduinoBoardManager::BOARD_FLASH_SIZE/k);
Serial.println("k of flash.");
Serial.println();

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