Difference between revisions of "ΜPD765A"

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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...")
 
Line 7: Line 7:
 
{|
 
{|
 
| style="text-align:right;" |
 
| style="text-align:right;" |
RESET<br>
+
RESET &lt;<br>
{{overline|RD}}<br>
+
{{overline|RD}} &lt;<br>
{{overline|WR}}<br>
+
{{overline|WR}} &lt;<br>
{{overline|CS}}<br>
+
{{overline|CS}} &lt;<br>
D/{{overline|S}}<br>
+
D/{{overline|S}} &lt;<br>
D<sub>0</sub><br>
+
D<sub>0</sub> &lt;<br>
D<sub>1</sub><br>
+
D<sub>1</sub> &lt;<br>
D<sub>2</sub><br>
+
D<sub>2</sub> &lt;<br>
D<sub>3</sub><br>
+
D<sub>3</sub> &lt;<br>
D<sub>4</sub><br>
+
D<sub>4</sub> &lt;<br>
D<sub>5</sub><br>
+
D<sub>5</sub> &lt;<br>
D<sub>6</sub><br>
+
D<sub>6</sub> &lt;<br>
D<sub>7</sub><br>
+
D<sub>7</sub> &lt;<br>
DRQ<br>
+
DRQ &lt;<br>
{{overline|DAQ}}<br>
+
{{overline|DAQ}} &lt;<br>
TC<br>
+
TC &lt;<br>
IDX<br>
+
IDX &lt;<br>
INT<br>
+
INT &lt;<br>
CLK<br>
+
CLK &lt;<br>
(0V) GND
+
(0V) GND &lt;
 
| style="border: 1px solid black" |
 
| style="border: 1px solid black" |
 
1&nbsp;°&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;40<br>
 
1&nbsp;°&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;40<br>
Line 49: Line 49:
 
20&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;21
 
20&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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>

Revision as of 19:42, 27 August 2018

PD765A/B

The uPD765 is Floppy Disc Controller (FDC) IC.

Pinout:

RESET <
RD <
WR <
CS <
D/S <
D0 <
D1 <
D2 <
D3 <
D4 <
D5 <
D6 <
D7 <
DRQ <
DAQ <
TC <
IDX <
INT <
CLK <
(0V) GND <

1 °       40
2         39
3         38
4         37
5         36
6         35
7         34
8         33
9         32
10        31
11        30
12        29
13        28
14        27
15        26
16        25
17        24
18        23
19        22
20        21

> VCC (+5V)
> RW/SEEK
> LCT/DIR
> FR/STP
> HDL
> RDY
> WP/TS
> FLT/TR0
> PS0
> PS1
> WDA
> US0
> US1
> HD
> MFM
> WE
> VCO/SYNC
> RDD
> RDW
> WCK