# \#teensy

**URL:** https://smallbasic.discourse.group/tag/teensy/6.md

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## [Firmware update for the Teensy microcontroller](https://smallbasic.discourse.group/t/firmware-update-for-the-teensy-microcontroller/70)

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**Author:** [@J7M](https://smallbasic.discourse.group/u/J7M)\
**Replies:** 1\
**Last updated:** [September 28, 2026, 10:47am UTC](https://smallbasic.discourse.group/t/firmware-update-for-the-teensy-microcontroller/70 "2026-09-28T10:47:47Z")

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The Teensy microcontroller got a firmware update :slight\_smile: Persistent flash memory Flash memory file handling Autostart from flash Built in SD Card file handling (Teensy 4.1) Here a small example: import teensy …

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## [SmallBASIC on Teensy MCU](https://smallbasic.discourse.group/t/smallbasic-on-teensy-mcu/53)

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**Author:** [@J7M](https://smallbasic.discourse.group/u/J7M)\
**Replies:** 13\
**Last updated:** [May 31, 2026, 9:28pm UTC](https://smallbasic.discourse.group/t/smallbasic-on-teensy-mcu/53 "2026-05-31T21:28:53Z")

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SmallBASIC was ported to the Teensy 4.0 and 4.1. Have fun using SB on this fast and easy to use microcontroller. For details see our Teensy guide.