I looked a little more and it looks like you can plug a RS232 converter into the ultra mini ports but it does the serial connection over the USB bus. This makes

I looked a little more and it looks like you can plug a RS232 converter into the ultra mini ports but it does the serial connection over the USB bus. This makes the serial ports useless for feeding the computer the Pulse Per Second signal from the GPS. Oh well back to the GPIO pins on the BeagleBone.