Arduino library for external (Q)SPI flash device.
- adafruit/Adafruit_nRF52_Arduino
- adafruit/ArduinoCore-samd
- earlephilhower/arduino-pico
- espressif/arduino-esp32
- Support SPI interfaces for all cores
- Support QSPI interfaces for nRF52 and SAMD51
- Support FRAM flash devices
- Provide raw flash access APIs
- Implement block device APIs from SdFat's BaseBlockDRiver with caching to facilitate FAT filesystem on flash device