Hi all,
I'm always on my problem, It seem that Teensy does not appear as 'serial modem' in /dev/cu.xxxxxxxx even I can
find out the Teensy in this listing:
ioreg -c IOSerialBSDClient | grep -i usb
| | | | +-o AppleUSBXHCI <class AppleUSBXHCI, id 0x100000231, registered, matched, active...