IDE Information  | Tech Info Home | Hard Drives |

.General Info, Intel Bus Master, Pin-out, Links.

General Information

Integrated Drive Electronics (IDE)-

IDE is the most common hard drive standard. It is also known as ATA.

The IDE interface uses a 40-pin connector with a total length of 24 inches and is covered by the X3T9 standard.

Intel, IDE, BusMaster, Drivers

....download BusMaster IDE Drivers @ Intel Link (win95)

IDE cable pin-out

Pin	Signal		Pin	Signal
1	Drive Reset		2	Ground
3	Data Line Bit 7		4	Data Line Bit 8
5	Data Line Bit 6		6	Data Line Bit 9
7	Data Line Bit 5		8	Data Line Bit 10
9	Data Line Bit 4		10	Data Line Bit 11
11	Data Line Bit 3		12	Data Line Bit 12
13	Data Line Bit 2		14	Data Line Bit 13
15	Data Line Bit 1		16	Data Line Bit 14
17	Data Line Bit 0		18	Data Line Bit 15
19	Ground		20	Keypin (unused)
21	DMA request		22	Ground
23	Write Data		24	Ground
25	Read Data		26	Ground
27	I/O channel ready		28	Cable Select/ Spindle Sync
29	DMA acknowledge		30	Ground
31	Interrupt Request		32	Host 16 Bit I/O
33	Host Address Bit 1		34	Passed Diagnostics
35	Host Address Bit 0		36	Host Address Bus Bit 2
37	Host Chip Select 0		38	Host Chip Select 1
39	Drive Active/ Drive 1 present		40	Ground

© 1997,98,99,2000 www.techadvice.com All rights reserved

---