Connector:2nd disc drive (CPC664, CPC6128, CPC6128+)
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CPC664/CPC6128
Pin No. (Shugart) |
Pin No. (CPC manual) |
Signal Name |
Description |
|---|---|---|---|
n/a |
35 |
N/C |
Schneider CPC6128 only |
2 |
33 |
N/C |
Density Select 1=Low/0=High |
4 |
31 |
N/C |
Reserved |
6 |
29 |
N/C |
Reserved |
8 |
27 |
/Index |
0=Index |
10 |
25 |
/MOTEA |
0=Motor Enable Drive 0 (N/C on CPC) |
12 |
23 |
/DRVSB |
Drive Select 1 |
14 |
21 |
/DRVSB |
Drive Select 0 (N/C on CPC) |
16 |
19 |
/MOTEB |
0=Motor Enable Drive 1 (CPC: Motor Enable) |
18 |
17 |
/DIR |
0=Direction Select |
20 |
15 |
/Step |
0=Head Step |
22 |
13 |
/WDATE |
Write Data |
24 |
11 |
/WGATE |
Floppy Write Enable, 0=Write Gate |
26 |
9 |
/TRK00 |
0=Track 00 |
28 |
7 |
/WPT |
0=Write Protect |
30 |
5 |
/RDATA |
Read Data |
32 |
3 |
/SIDE1 |
0=Side 1 Select |
34 |
1 |
/DSKCHG (CPC: /RDY) |
1=Disk Change/0=Ready (CPC: Won't check for 1) |
All others: Ground |
