软驱接口
<软驱接口>
|
软驱接口引脚定义 |
|
Pin |
Name |
Dir |
Description |
|---|---|---|---|
|
2 |
/REDWC |
Density Select |
|
|
4 |
n/c |
|
Reserved |
|
6 |
n/c |
|
Reserved |
|
8 |
/INDEX |
Index |
|
|
10 |
/MOTEA |
Motor Enable A |
|
|
12 |
/DRVSB |
Drive Sel B |
|
|
14 |
/DRVSA |
Drive Sel A |
|
|
16 |
/MOTEB |
Motor Enable B |
|
|
18 |
/DIR |
Direction |
|
|
20 |
/STEP |
Step |
|
|
22 |
/WDATE |
Write Data |
|
|
24 |
/WGATE |
Floppy Write Enable |
|
|
26 |
/TRK00 |
Track 0 |
|
|
28 |
/WPT |
Write Protect |
|
|
30 |
/RDATA |
Read Data |
|
|
32 |
/SIDE1 |
Head Select |
|
|
34 |
/DSKCHG |
Disk Change |
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