/products/devtools/single-board-computers/next-genbeaglebone/b/blog/posts/i-o-cape-for-the-beaglebone-black-bbb-gvs-3I have a Beagebone Black I/O cape on Kickstarter . Features ListHere's the specific list of features that the card supports: (19) GPIOs GVS pins (3) UARTs GVTxRx pins (1) I2C bus GVSdaSck (8) Channels of 3.3V to 5V level translators ...en-USTelligent Community 12