NanoBLEFlashPrefs: Library for missing EEPROM functionality on Nano 33 BLE

for Arduino SAMD boards, for nRF51 and older nRF52 and for ESP8266 and ESP32 Arduino EEPROM library API is used to store values in flash. GitHub - d00616/arduino-NVM: Direct flash memory access, round robin virtual pages and EEPROM like memory.