Ide And Diskette Drive Cable Connectors; Ide Connectors - NEC POWERMATE 8100 Series Service And Reference Manual

IDE and Diskette Drive Cable Connectors

The IDE and diskette cable connectors are shown in the following figure. Pin
assignments are given in the tables following the figures.
A – Primary ID Connector
B – Secondary IDE Connector

IDE Connectors

The pin assignments for the primary and secondary IDE connectors are listed in
the following table. The signals in parentheses are for the secondary connector.
Pin
1
3
5
7
9
11
13
15
17
19
21
23
5-18 Riser Board

IDE and Diskette Drive Cable Connectors

IDE Interface Pin Assignments
Signal Name
Reset IDE
Host Data 7
Host Data 6
Host Data 5
Host Data 4
Host Data 3
Host Data 2
Host Data 1
Host Data 0
Ground
DRQ0 (DRQ1)
I/O Write-
C – Diskette Drive Connector
Pin
2
4
6
8
10
12
14
16
18
20
22
24
Signal Assignment
Ground
Host Data 8
Host Data 9
Host Data 10
Host Data 11
Host Data 12
Host Data 13
Host Data 14
Host Data 15
Key
Ground
Ground