SD Adaptor, to use SD flash cards with Teensy, Arduino and other AVR boards
How to convert the ADC/PDB part code of Teensy 3.2 for Teensy 4.0 - Electrical Engineering Stack Exchange
Using BUILTIN_SDCARD for chip select on Teensy 4.1 is not working. | Teensy Forum
Teensy 4.0 to nano communication - Storage - Arduino Forum
Teensy® 4.1
Teensy 4.0 SD Card and USB Host Connection | Teensy Forum
Breakout Board for Teensy 4.0
New Teensy 4.1 Arrives With 100 Mbps Ethernet, High-Speed USB, 8 MB Flash | Hackaday
Teensy 4.1 Released
Teensy 4.1 with Ethernet + Header Strips | The Pi Hut
New Teensy 4.0 Blows Away Benchmarks, Implements Self-Recovery, Returns To Smaller Form | Hackaday
PJRC Store
Problems using Teensy 4.0 Micro SD | Teensy Forum
SD Adaptor, to use SD flash cards with Teensy, Arduino and other AVR boards
FRDM4236
SD Adaptor, to use SD flash cards with Teensy, Arduino and other AVR boards
Ben Heckendorn on X: "Obtained a Teensy 4. Going to attempt soldering micro SD card onto the back using electric tape mask and some pin adjustments. I hear this thing is BEAST
Teensy 4.0 + Header Strip | The Pi Hut
FRDM4236
Optimal microSD pins on the Teensy 4.0? | Teensy Forum