ESDI
Category: Main page » Computer

ESDI

pinout

ESDI=Enhanced Small Device Interface. Developed by Maxtor in the early 1980´s as an upgrade and improvement to the ST506 design.

34 pin IDC male
34 pin IDC male connector  at the controller (control connector)

20 PIN IDC MALE (At the controller)

20 PIN IDC FEMALE (At the harddisk)

20 PIN IDC MALE at the Controller.

20 PIN IDC FEMALE at the Harddisk.

Control connector

Pin Name Description
2 Head Sel 3
4 Head Sel 2
6 Write Gate
8 Config/Stat Data
10 Transfer Acknowledge
12 Attention
14 Head Sel 0
16 Sect/Add MK Found
18 Head Sel 1
20 Index
22 Ready
24 Transfer Request
26 Drive Sel 1
28 Drive Sel 2
30 Drive Sel 3
32 Read Gate
34 Command Data
Note: All odd are GND, Ground.

Data connector

Pin Name Description
1 Drive Selected
2 Sect/Add MK Found
3 Seek Complete
4 Address Mark Enable
5 (reserved, for step mode)
6GNDGround
7 Write Clock+
8 Write Clock-
9 Cartridge Changed
10 Read Ref Clock+
11 Read Ref Clock-
12GNDGround
13 NRZ Write Data+
14 NRZ Write Data-
15GNDGround
16GNDGround
17 NRZ Read Data+
18 NRZ Read Data-
19GNDGround
20GNDGround

34 pin IDC female
34 pin IDC female connector  at the hard disk (control connector)

Source:www.pinouts.ru


This page no comment. You can be the first.

Your name:
Your Email:

Comment:
Type the characters: *
captcha
Refresh