Ampro Corporation COM 830 User Manual
Page 34
Chapter 3
Signals and Pinout Tables
28
Reference Manual
COM 830
SATA2_RX+
SATA2_RX-
Serial ATA channel 2, Receive Input
differential pair.
I SATA
Not supported
SATA2_TX+
SATA2_TX-
Serial ATA channel 2, Transmit
Output differential pair.
O SATA
Not supported
SATA3_RX+
SATA3_RX-
Serial ATA channel 3, Receive Input
differential pair.
I SATA
Not supported
SATA3_TX+
SATA3_TX-
Serial ATA channel 3, Transmit
Output differential pair.
O SATA
Not supported
ATA_ACT#
ATA (parallel and serial) or SAS
activity indicator, active low.
OC 3.3V
ATA_ACT# is a
boot strap signal
(see note below)
NOTE
Some signals have special functionality during the reset process. They may
bootstrap some basic important functions of the module.
Table 3-5. PCI Express Signal Descriptions [general purpose]
Signal
Description
I/O
PU/PD
Comment
PCIE0_RX+
PCIE0_RX-
PCI Express channel 1, Receive Input
differential pair
I
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE0_TX+
PCIE0_TX-
PCI Express channel 1, Transmit Output
differential pair
O
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE1_RX+
PCIE1_RX-
PCI Express channel 2, Receive Input
differential pair
I
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE1_TX+
PCIE1_TX-
PCI Express channel 2, Transmit Output
differential pair
O
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE2_RX+
PCIE2_RX-
PCI Express channel 3, Receive Input
differential pair
I
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE2_TX+
PCIE2_TX-
PCI Express channel 3, Transmit Output
differential pair
O
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
PCIE3_RX+
PCIE3_RX-
PCI Express channel 4, Receive Input
differential pair
I
PCIE
Supports PCI
Express Base
Specification,
Revision 1.0a
Table 3-4. Serial ATA Signal Descriptions (Continued)