Ide Interfaces - Diamond Systems ETX-N270 User Manual

4.4.1

IDE interfaces

These pins carry data and control information to/from the board's IDE drive controller, as indicated.
Signal Name
PIDE_D0-15
PIDE_A0-2
PIDE_CS1#
PIDE_CS3#
PIDE_DRQ
PIDED_AK#
PIDE_RDY
PIDE_IOR#
PIDE_IOW#
PIDE_INTRQ
SIDE_D0-15
SIDE_A0-2
SIDE_CS1#
SIDE_CS3#
SIDE_DRQ
SIDED_AK#
SIDE_RDY
SIDE_IOR#
SIDE_IOW#
SIDE_INTRQ
DASP_S
PDIAG_S
HDRST#
CBLID_P#
ETX-270 User Manual 1.3
Signal Function
Primary IDE ATA bidirectional data bus
Primary IDE ATA address bus
Primary IDE chip select 1
Primary IDE chip select 3
Primary IDE DMA Request for IDE Master
Primary IDE DACK# for IDE Master
Primary IDE Ready
Primary IDE IOR# command; function differs in Ultra-33 mode
Primary IDE IOW# command; function differs in Ultra-33 mode
Primary channel interrupt request
Secondary IDE ATA bidirectional data bus
Secondary IDE ATA address bus
Secondary IDE chip select 1
Secondary IDE chip select 3
Secondary IDE DMA Request for IDE Master
Secondary IDE DACK# for IDE Master
Secondary IDE Ready
Secondary IDE IOR# command; function differs in Ultra-33 mode
Secondary IDE IOW# command; function differs in Ultra-33 mode
Secondary channel interrupt request
Drive active or slave present on Secondary IDE channel
Slave diagnostic passed indicator; function differs in DMA66 or DMA100
modes
Drive hardware reset
Detects 80-conductor IDE cable on primary IDE channel
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Direction
In/Out
Out
Out
Out
In
Out
In
Out
Out
In/Out
In/Out
Out
Out
Out
In
Out
In
Out
Out
In
Out
In
Out
In
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