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Pinout von Floppy Disk Controller (uPD765A)
| RESET | −> |
1 | O |
40 | VCC | |
| RD | −> |
2 | uPD765A | 39 | −> |
RW/SEEK |
| WR | −> |
3 | 38 | −> |
LCT/DIRC | |
| CS | −> |
4 | 37 | −> |
FR/STEP | |
| A0 | −> |
5 | 36 | −> |
HDL | |
| DB0 | <> |
6 | 35 | <− |
RDY | |
| DB1 | <> |
7 | 34 | <− |
WP/TS | |
| DB2 | <> |
8 | 33 | <− |
FLT/TR00 | |
| DB3 | <> |
9 | 32 | −> |
PS0 | |
| DB4 | <> |
10 | 31 | −> |
PS1 | |
| DB5 | <> |
11 | 30 | −> |
WDA | |
| DB6 | <> |
12 | 29 | −> |
US0 | |
| DB7 | <> |
13 | 28 | −> |
US1 | |
| DRQ | <− |
14 | 27 | −> |
HD | |
| DACK | −> |
15 | 26 | −> |
MFM | |
| TC | −> |
16 | 25 | −> |
WE | |
| IDX | −> |
17 | 24 | −> |
VCO | |
| INT | << |
18 | 23 | <− |
RDD | |
| CLK | −> |
19 | 22 | <− |
RDW | |
| VSS | 20 | 21 | <− |
WCK |