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(Created page with "===PD765A/B=== The uPD765 is Floppy Disc Controller (FDC) IC. Pinout: <div style="font-family:'Lucida Console', monospace"> {| | style="text-align:right;" | RESET<br> {{over...") |
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{| | {| | ||
| style="text-align:right;" | | | style="text-align:right;" | | ||
RESET<br> | RESET <<br> | ||
{{overline|RD}}<br> | {{overline|RD}} <<br> | ||
{{overline|WR}}<br> | {{overline|WR}} <<br> | ||
{{overline|CS}}<br> | {{overline|CS}} <<br> | ||
D/{{overline|S}}<br> | D/{{overline|S}} <<br> | ||
D<sub>0</sub><br> | D<sub>0</sub> <<br> | ||
D<sub>1</sub><br> | D<sub>1</sub> <<br> | ||
D<sub>2</sub><br> | D<sub>2</sub> <<br> | ||
D<sub>3</sub><br> | D<sub>3</sub> <<br> | ||
D<sub>4</sub><br> | D<sub>4</sub> <<br> | ||
D<sub>5</sub><br> | D<sub>5</sub> <<br> | ||
D<sub>6</sub><br> | D<sub>6</sub> <<br> | ||
D<sub>7</sub><br> | D<sub>7</sub> <<br> | ||
DRQ<br> | DRQ <<br> | ||
{{overline|DAQ}}<br> | {{overline|DAQ}} <<br> | ||
TC<br> | TC <<br> | ||
IDX<br> | IDX <<br> | ||
INT<br> | INT <<br> | ||
CLK<br> | CLK <<br> | ||
(0V) GND | (0V) GND < | ||
| style="border: 1px solid black" | | | style="border: 1px solid black" | | ||
1 ° 40<br> | 1 ° 40<br> | ||
Line 49: | Line 49: | ||
20 21 | 20 21 | ||
|| | || | ||
V<sub>CC</sub> (+5V)<br> | > V<sub>CC</sub> (+5V)<br> | ||
RW/{{overline|SEEK}}<br> | > RW/{{overline|SEEK}}<br> | ||
LCT/DIR<br> | > LCT/DIR<br> | ||
FR/STP<br> | > FR/STP<br> | ||
HDL<br> | > HDL<br> | ||
RDY<br> | > RDY<br> | ||
WP/TS<br> | > WP/TS<br> | ||
FLT/TR<sub>0</sub><br> | > FLT/TR<sub>0</sub><br> | ||
PS<sub>0</sub><br> | > PS<sub>0</sub><br> | ||
PS<sub>1</sub><br> | > PS<sub>1</sub><br> | ||
WDA<br> | > WDA<br> | ||
US<sub>0</sub><br> | > US<sub>0</sub><br> | ||
US<sub>1</sub><br> | > US<sub>1</sub><br> | ||
HD<br> | > HD<br> | ||
MFM<br> | > MFM<br> | ||
WE<br> | > WE<br> | ||
VCO/SYNC<br> | > VCO/SYNC<br> | ||
RDD<br> | > RDD<br> | ||
RDW<br> | > RDW<br> | ||
WCK | > WCK | ||
|} | |} | ||
</div> | </div> |
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