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6.3 X2 Connector Signal Descriptions (XTX
™
extension)
Table 8
LPC Interface Signal Descriptions
Signal
Description
I/O
PU/PD
Comment
LPC_AD[0..3]
Multiplexed Command, Address and Data. I/O3.3V
PU 10k
3.3V
LPC_FRAME#
Frame: Indicates start of a new cycle or
termination of a broken cycle.
O 3.3V
PU 10k
3.3V
LPC_DRQ[0..1]#
Encoded DMA/Bus Master Request.
I 3.3V
PU 10k
3.3V
LPC_DRQ1 not supported
Table 9
Serial ATA Signal Descriptions
Signal
Description
I/O
PU/PD
Comment
S
SATA0_RX-
Serial ATA channel 0, Receive Input
differential pair.
I SATA
Supports Serial ATA
specification, Revision
1.0
S
SATA0_TX-
Serial ATA channel 0, Transmit Output
differential pair.
O SATA
Supports Serial ATA
specification, Revision
1.0
S
SATA1_RX-
Serial ATA channel 1, Receive Input
differential pair.
I SATA
Supports Serial ATA
specification, Revision
1.0
S
SATA1_TX-
Serial ATA channel 1, Transmit Output
differential pair.
O SATA
Supports Serial ATA
specification, Revision
1.0
S
SATA2_RX-
Serial ATA channel 2, Receive Input
differential pair.
N.C.
Not supported
S
SATA2_TX-
Serial ATA channel 2, Transmit Output
differential pair.
N.C.
Not supported
S
SATA3_RX-
Serial ATA channel 3, Receive Input
differential pair.
N.C.
Not supported
S
SATA3_TX-
Serial ATA channel 3, Transmit Output
differential pair.
N.C.
Not supported
IL_SATA#
Serial ATA Interlock Switch Input.
I
Not supported
SATALED#
Serial ATA Led. Open collector output pin
driven during SATA command activity.
OC 3.3V
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