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Switch uses eSOL’s μITRON 4.0 for NFC, microSD tech

by rawmeatcowboy
25 June 2017
GN Version 5.0

- confirmed by eSOL
- Switch uses the μITRON 4.0 compliant real-time OS and exFAT file system
- this is used in control applications such as NFC (Near Field Communication) within the Joy-Con controller
- the exFAT file system provides a file operation function to read/write data at high speed
- this is used for microSD, microSDHC and microSDXC cards
- eSOL’s FAT file system PrFILE 2 was used in both Wii and Wii U hardware

[Link]