Update README.md

README.md

 # PocketBeagle 2
 
+* Same outline as PocketBeagle, but with USB Type-C
+* SMD/through-hole connector combo like BeagleBone AI-64, but reduced size for headers facing down with [similar pin functions](https://docs.beagleboard.io/latest/boards/pocketbeagle/original/ch07.html)
+* AM6254
+* PMIC or discrete
+* 2GB DDR
+* 16GB eMMC
+* OLDI->HDMI (use something like IT6263)
+* Type-C USB (HS, dual-role, HDMI) - must support Type-C monitor like https://www.asus.com/us/Displays-Desktops/Monitors/ZenScreen/ZenScreen-Go-MB16AHP/
+* 2-channel ADC like BeaglePlay
+* CC3300?