Table of Contents
MIDI Adapter
Use to convert a MIDI signal to something suitable for AVR's etc.
Board is in subversion. Tested and working….
Build
- Add 0805 Resistor
<HTML> <a href=“http://www.flickr.com/photos/51925658@N08/5545247145/” title=“R2 by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5291/5545247145_cdf0601975.jpg” width=“500” height=“375” alt=“R2” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545825406/” title=“R1 by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5260/5545825406_3bf008c8f2.jpg” width=“500” height=“375” alt=“R1” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545247213/” title=“LED by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5058/5545247213_683cd7f780.jpg” width=“500” height=“375” alt=“LED” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545247269/” title=“R3 by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5024/5545247269_6960cebfab.jpg” width=“500” height=“375” alt=“R3” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545247305/” title=“R4 by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5251/5545247305_5e6a8b640e.jpg” width=“500” height=“375” alt=“R4” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545247359/” title=“Diode by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5058/5545247359_2a5c435da1.jpg” width=“500” height=“375” alt=“Diode” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545825596/” title=“Diode by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5058/5545825596_4908cb44b1.jpg” width=“500” height=“375” alt=“Diode” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545825656/” title=“Optocoupler by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5255/5545825656_8bb9387915.jpg” width=“500” height=“375” alt=“Optocoupler” /></a> <P><a href=“http://www.flickr.com/photos/51925658@N08/5545825698/” title=“Optocoupler by charlie _x, on Flickr”><img src=“http://farm6.static.flickr.com/5094/5545825698_64843042e3.jpg” width=“500” height=“375” alt=“Optocoupler” /></a>
</HTML>
Others
http://nutsvolts.texterity.com/nutsvolts/200508?pg=46&search_term=midi%20to%20usb#pg44
http://nutsvolts.texterity.com/nutsvolts/200508?pg=46&search_term=midi%20to%20usb#pg46
Partlist exported from E:/032/MidiAdapter/MidiAdapter.sch at 3/15/2011 9:29:14 PM Part Value Device Package Description D17 1N4148 DIODE1N4148 DIODE-1N4148 Diodes IC2 6N138 6N138 DIL08 MOTOROLA OPTO COUPLER J1 AVR_SPI_PRG_6OFFSET_PADS 2X3_OFFSET AVR ISP 6 Pin LED1 LED1206 LED-1206 LEDs MIDI.IN MIDI_CONN_FEMALE_SUPPORT MIDI_CONN_FEMALE_SUPPORT DIN_5_FEMALE_SUPPORT R1 220 R-EU_R1206 R1206 RESISTOR, European symbol R2 220 R-EU_R1206 R1206 RESISTOR, European symbol R3 1.2K R-EU_R1206 R1206 RESISTOR, European symbol R4 5.6k R-EU_R1206 R1206 RESISTOR, European symbol