Description: 

This adapter allows you to easily use gigabytes of SD card flash memory and/or a Wiznet WIZ850io or WIZ820io ethernet module with Teensy LC, 3.0, 3.1, 3.2, 3.5 and 3.6.

The WIZ820io/WIZ850io can be purchased from Mouser Electronics, Digikey, Saelig and other electronic component distributors. Inexpensive WIZ850io clones can be found on Ebay or Aliexpress. PJRC does not sell any of these ethernet modules.

WIZ850io (W5500 chip) should be used for new designs. WIZ850io has all the features of the older WIZ820io (W5200), with lower power consumption, and at lower cost.