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Pinout von Floppy Disk Subsystem Controller (WD37C65)
| RD | −> |
1 | O |
40 | VCC | |
| WR | −> |
2 | WD37C65 | 39 | <− |
IDX |
| CS | −> |
3 | 38 | <− |
TR00 | |
| A0 | −> |
4 | 37 | <− |
WP | |
| DACK | −> |
5 | 36 | −> |
RWC/RPM | |
| TC | −> |
6 | 35 | −> |
HDL | |
| DB0 | <> |
7 | 34 | −> |
MO2/DS4 | |
| DB1 | <> |
8 | 33 | −> |
MO1/DS3 | |
| DB2 | <> |
9 | 32 | −> |
DS2 | |
| DB3 | <> |
10 | 31 | VSS | ||
| DB4 | <> |
11 | 30 | −> |
DS1 | |
| DB5 | <> |
12 | 29 | −> |
STEP | |
| DB6 | <> |
13 | 28 | −> |
DIRC | |
| DB7 | <> |
14 | 27 | −> |
WD | |
| DMA | <− |
15 | 26 | −> |
WE | |
| IRQ | << |
16 | 25 | −> |
HS | |
| LDOR | −> |
17 | 24 | <− |
PCVAL | |
| LDCR | −> |
18 | 23 | <− |
CLK1 | |
| RST | −> |
19 | 22 | <− |
DRV | |
| RDD | −> |
20 | 21 | <− |
CLK2 |