In that case, be sure to read http://www.pjrc.com/teensy/td_libs_MIDI.html because the resistor values in your schematic are for 5V.
Type: Posts; User: Nantonos
In that case, be sure to read http://www.pjrc.com/teensy/td_libs_MIDI.html because the resistor values in your schematic are for 5V.
Which Teensy is this for - a 5V one like Teensy 2.0 / Teensy++ 2.0 or a 3V3 one like Teensy 3.0/3.1/LC?
At one end, yes (the MIDI out). That provides shielding. By not conecting both ends, MIDI avoids ground loops (the opto-coupling also avoids this). See the connection diagram and photos at...