[Coco] Full Midi Synthesizer on a CoCo

Allen Huffman alsplace at pobox.com
Tue Feb 3 00:33:39 EST 2015


> On Feb 2, 2015, at 10:52 PM, Camillus Blockx <camillus.b.58 at gmail.com> wrote:
> 
> If I where you, I would consider 2 Options:
> 
> 1.  Put the circuit in a box, with midi in, midi out, midi true, the circuit from the AN ( datasheet ) and a good power supply.
> 
> 2. Integrate this circuit into an exsisting RS232 controller, with a switch that sets it for use the RS232 serial port  or MIDI port.
> 
> A pcb for this is not so hard to develop.


If the device only accepts serial, like the Speech/Sound Pak, then it would be nice to interface it like an RS232 pak, with memory access versus bitbanging. POKE POKE POKE.

Otherwise, one could take one of these and but MAX232 on it to get it to RS232 levels and just plug it up to an RS232 Pak…

Nick, is that your desire? To stream MIDI to it? It would be less overhead than making music directly, I am sure.

		— A






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