<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div><div>Rainer! Hello! thank you for noticing! omg!<br></div><div><br></div><div>I actually have a broken Mirage motherboard as well as an ESQ-1 mother board! <br></div><div><br></div><div>I must have gotten them confused! Hmmm how am I going to straighten this out!</div><div><br></div><div><br></div><div>-Noah</div><div><br></div><div><br></div><div><br></div><div><br></div><div class="ydp76ef270csignature"><a href="http://diydsp.com" rel="nofollow" target="_blank">DIYDSP.com</a> is Noah's website for designing, building and playing digital music instruments <br><br><a href="http://BuildInstruments.com" rel="nofollow" target="_blank">BuildInstruments.com</a> is for digital instrument kits, parts and books<br><br><a href="http://DSP.Guitars" rel="nofollow" target="_blank">DSP.Guitars</a> is for instruments I build</div></div>
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On Tuesday, June 26, 2018, 9:31:22 AM EDT, Rainer Buchty <rainer@buchty.net> wrote:
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<div><div dir="ltr">On Mon, 25 Jun 2018, DIY DSP wrote:<div class="yqt3038764558" id="yqtfd29252"><br clear="none"><br clear="none">> These are some of the key chips found on this motherboard:<br clear="none">> Ensoniq ESQ-1<br clear="none">><br clear="none">> - <a shape="rect" href="http://datasheet.datasheetarchive.com/originals/scans/Scans-000/Scans-0011921.pdf " target="_blank">http://datasheet.datasheetarchive.com/originals/scans/Scans-000/Scans-0011921.pdf </a>M5K4164AP DRAM chip<br clear="none">> - <a shape="rect" href="https://hxc2001.com/download/datasheet/floppy/thirdparty/FDC/WesternDigital/WD1772.pdf " target="_blank">https://hxc2001.com/download/datasheet/floppy/thirdparty/FDC/WesternDigital/WD1772.pdf </a>5 1/4" floppy disk controller<br clear="none">> - <a shape="rect" href="http://datasheet.datasheetarchive.com/originals/distributors/Datasheets-8/DSA-154605.pdf " target="_blank">http://datasheet.datasheetarchive.com/originals/distributors/Datasheets-8/DSA-154605.pdf </a>Rockwell 6522AP VIA Versatile Interface Adapter<br clear="none">> - <a shape="rect" href="http://elcodis.com/parts/5785527/MC68B50P.html#datasheet " target="_blank">http://elcodis.com/parts/5785527/MC68B50P.html#datasheet </a>MC68B50P ACIA Asynchronous Communications Adapter<br clear="none">> - <a shape="rect" href="http://www.datasheetlib.com/datasheet/733009/hd68b09ep_hitachi-semiconductor.html " target="_blank">http://www.datasheetlib.com/datasheet/733009/hd68b09ep_hitachi-semiconductor.html </a>HD6809EP MPU Microprocessing Unit<br clear="none">> - Ensoniq 1261D DOC chip<br clear="none">> - <a shape="rect" href="https://pdf1.alldatasheet.com/datasheet-pdf/view/6761/NEC/UPC4084C.html " target="_blank">https://pdf1.alldatasheet.com/datasheet-pdf/view/6761/NEC/UPC4084C.html </a>NEC UPC4084D Op-Amp<br clear="none">> - <a shape="rect" href="http://www.synfo.nl/datasheets/CEM3328.pdf " target="_blank">http://www.synfo.nl/datasheets/CEM3328.pdf </a>Curtis Four Pole Low Pass VCF Voltage Controlled Filter</div><br clear="none"><br clear="none">That would be one mighty weird ESQ-1. Are you sure it's not a Mirage? ;)<br clear="none"><br clear="none">The ESQ-1 neither has DRAM, nor floppy interface, nor VIA, nor CEM3328.<br clear="none"><br clear="none">Rainer<div class="yqt3038764558" id="yqtfd86300"><br clear="none"><br clear="none"><br clear="none"><br clear="none"></div></div></div>
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