软盘驱动器的接口定义
软盘驱动器现在已经不常见了，不知接口定义有没有用，驱动器的接口定义为下表：
|
Pin |
Name |
Dir |
Description |
|---|---|---|---|
|
2 |
/REDWC |
Reduced Write Current |
|
|
4 |
n/c |
- |
Reserved |
|
6 |
n/c |
- |
Reserved |
|
8 |
n/c |
- |
Reserved |
|
10 |
/FD2S |
Disk is two sided |
|
|
12 |
/DCG |
Disk has been changed/door open |
|
|
14 |
/SIDE |
Side select |
|
|
16 |
/DLOCK |
Door lock |
|
|
18 |
/HLD |
Head load |
|
|
20 |
/INDEX |
Index Pulse |
|
|
22 |
/READY |
Ready |
|
|
24 |
n/c |
- |
Not connected |
|
26 |
/SEL1 |
Select Drive 1 |
|
|
28 |
/SEL2 |
Select Drive 2 |
|
|
30 |
/SEL3 |
Select Drive 3 |
|
|
32 |
/SEL4 |
Select Drive 4 |
|
|
34 |
/DIR |
Direction |
|
|
36 |
/STEP |
Step |
|
|
38 |
/WDAT |
Write data |
|
|
40 |
/WGAT |
Write gate |
|
|
42 |
/TR00 |
Track 00 (Zero) |
|
|
44 |
/WPROT |
Write protect |
|
|
46 |
/RDATA |
Read data |
|
|
48 |
n/c |
- |
Not connected |
|
50 |
n/c |
- |
Not connected |
软盘驱动器
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