cPCI-DMXS64GX Technical Reference Manual
3.36
3.5.3. J5 Signal Specification
3.5.3.1. IDE 0 Interface
Signal
Pin Assignation
Description
IDE0:RESET# A1
Reset
IDE0:RESET# B1
Reset
IDE0:D0-D15
B4, E3, C3, A3, D2,
B2, E1, C1, D1, A2,
C2, E2, B3, D3, A4,
D4
Prim. Disk Data – These signals are used to transfer
data to or from the IDE device.
IDE0:REQ A5
Prim. Disk DMA Request - This signal is directly
driven from the IDE device DMARQ signal. It is
asserted by the IDE device to request a data
transfer.
IDE0:IOW# C5
Prim. Disk I/O Write – In normal IDE mode, this is the
command to the IDE device that it may latch data
from SDD lines.
IDE0:IOR# E5
Prim. Disk I/O Read – In normal IDE mode, this is
the command to the IDE device that it may drive data
on SDD lines.
IDE0:IORDY B5
Prim. I/O Channel Ready – In normal mode, this
input signal is driven directly by the corresponding
IDE device IORDY signal.
IDE0:DACK# D5
Prim. DMA Acknowledge – This signal directly drives
the IDE device /DMACK signal. It is asserted to
indicate to IDE DMA slave devices that a given data
transfer cycle is a DMA data transfer cycle.
IDE0:IRQ14 E4
IRQ14
line
IDE0:IOCS16# A6
IOCS16
line
IDE0:A0-A2 D6,
C7,
E6
Prim. Disk Address – These signals indicates which
byte in either the ATA command block or control
block is being addressed.
IDE0:CS1# - CS3
A7, B7
Primary Chip Select - For ATA control register.
IDE0:PDIAG# C6
Passed
Diagnostic
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Страница 83: ...4 SOFTWARE SETUPS 1 BIOS SETUP PROGRAM 2 UPDATING OR RESTORING THE BIOS IN FLASH 3 VT100 MODE 4 PART...
Страница 108: ...D 1 D BOARD DIAGRAMS D 1 TOP DEVICES SURFACE MOUNT...
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Страница 110: ...Board Specifications D 3 D 3 MOUNTING HOLES...
Страница 111: ...cPCI DMXS64GX Technical Reference Manual D 4 D 4 CONNECTOR HOLES...