We are pleased to announce the next release v4.9.0 of Teensy development platform.
- Full support for the new Teensy 4.1 board (10/100 Mbit Ethernet PHY, access more I/O, memory expansion)
- Updated Teensyduino to v1.52 (release notes)
See Teensy Release Notes for details.
PlatformIO IDE – please navigate to
PIO Home > Platforms > Updates
PlatformIO Core – please run a next CLI command
$ pio update
Your friends at PlatformIO