Panasonic CD-ROM connector

#Computer#Storage Connectors
40 pin IDC MALE connector pin-out & layout

40 pin IDC MALE connector  at the controller & CD-ROM

PinNameDescription
1GNDGround
2RESETCD-Reset
3GNDGround
4GNDGround
5GNDGround
6MODE0Operation Mode Bit 0
7GNDGround
8MODE1Operation Mode Bit 1
9GNDGround
10WRITECD-Write
11GNDGround
12READCD-Read
13GNDGround
14ST0CD-Status Bit 0
15GNDGround
16n/cNo Connection
17GNDGround
18n/cNo Connection
19GNDGround
20ST1CD-Status Bit 1
21GNDGround
22ENCD-Data Enable
23GNDGround
24ST2CD-Status Bit 2
25GNDGround
26S/DECD-Status/Data Enable
27GNDGround
28ST3CD-Status Bit 3
29GNDground
30GNDground
31D7CD-Data 7
32D6CD-Data 6
33GNDground
34D5CD-Data 5
35D4CD-Data 4
36D3CD-Data 3
37GNDground
38D2CD-Data 2
39D1CD-Data 1
40D0CD-Data 0

MSX External Diskdrive connector

Pantech 24 pin connector