24 Dec
2015
24 Dec
'15
7:48 p.m.
I believe that the MIDI spec
http://www.midi.org/techspecs/electrispec.php
says that you must have a opto-isolator. Devices without one are probably
not compliment ... don't know about direct usb connections.
On Thu, Dec 24, 2015 at 10:51 AM, Len Ovens <len(a)ovenwerks.net> wrote:
On Thu, 24 Dec 2015, Len Ovens wrote:
PCI slots on motherboards are getting hard to find. However, it seems they
--
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all still have two serial ports as headers if not
on the back. Maybe try
this:
http://www.maxmidi.com/diy/serial/
Note: this is old (I better pdf it) it makes mention of ISA slots :) But
it would still work fine now. There are serialport midi drivers for Linux.
Actually, much simpler would be to just take the optocoupler and add an
inverter (or two) after to feed the computer. (basically a thru box) Make
sure power comes from the receiver (computer in this case).
--
Len Ovens
www.ovenwerks.net
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