https://revspace.nl/wiki/index.php?action=history&feed=atom&title=Bestand%3AZX81%2B35_REV_4.0.pdfBestand:ZX81+35 REV 4.0.pdf - Bewerkingsoverzicht2026-07-25T03:25:24ZBewerkingsoverzicht voor deze pagina op de wikiMediaWiki 1.43.9https://revspace.nl/wiki/index.php?title=Bestand:ZX81%2B35_REV_4.0.pdf&diff=15356&oldid=prevDaveBot: Addig to category2017-07-02T19:56:26Z<p>Addig to category</p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Oudere versie</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Versie van 2 jul 2017 19:56</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35)</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35)</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>also the edge connector clock is now a permanent 3.25 MHz instead of simply the CPU clock (which can switch from 3.25 to 6.5MHz, which is a problem for the PSG.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>also the edge connector clock is now a permanent 3.25 MHz instead of simply the CPU clock (which can switch from 3.25 to 6.5MHz, which is a problem for the PSG. <ins style="font-weight: bold; text-decoration: none;">[[Category:Pictures]]</ins></div></td></tr>
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</table>DaveBothttps://revspace.nl/wiki/index.php?title=Bestand:ZX81%2B35_REV_4.0.pdf&diff=9893&oldid=prevMahjongg: New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35)
also the edge conn...2016-08-21T23:24:54Z<p>New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35) also the edge conn...</p>
<p><b>Nieuwe pagina</b></p><div>New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35)<br />
also the edge connector clock is now a permanent 3.25 MHz instead of simply the CPU clock (which can switch from 3.25 to 6.5MHz, which is a problem for the PSG.</div>Mahjongg