15 14BEIDE Interfaces
Kontron User's Guide
coolMonster/PM
37
15.4.1
140B
Primary EIDE Pin-out
Header Pin
Signal
Name
Function
1 /HDRST
Reset
2 GND
Ground
3-18
PIDE_D1..D15
Primary IDE ATA data bus
19 GND
Ground
21
PIDE_DRQ
Primary IDE DMA Request for IDE master
22 GND
Ground
23
/PIDE_IOW
Primary IDE IOWJ Command
24 GND
Ground
25
/PIDE_IOR
Primary IDE IORJ Command
26 GND
Ground
27
PIDE_RDY
Primary IDE ready
28 PIDE_PD1
IDE1 Cable Select (470
Ω
to Ground)
29
/PIDE_AK
Primary IDE DACK for IDE master
30 GND
Ground
31
PIDE_IRQ
IDE IRQ Primary
32 NC
Not
connected
33
PIDE_A1
Primary IDE ATA address bus
34 PIDE_ATAD
UDMA
detection
35
PIDE_A0
Primary IDE ATA address bus
36
PIDE_A2
Primary IDE ATA address bus
37
/PIDE_CS1
IDE chipselect 1 for primary channel 0
38
/PIDE_CS3
IDE chipselect 2 for primary channel 1
39 PIDE_ACT
Drive
Activity
40 GND
Ground
To find the location of IDE interface, please see the Appendix E: Connector Layout chapter.
Notes
: 1. Use an UDMA flat-ribbon cable (80 lines) to drive UDMA66 or UDMA100 devices
2. When using a standard ribbon cable (40 lines) with UDMA66 or UDMA100 devices, you have to disable the
Ultra DMA Mode in the BIOS Setup Utility.
