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Table 23 Serial ATA Signal Descriptions
Signal
Pin # Description
I/O
PU/PD
Comment
S
SATA0_RX-
A19
A20
Serial ATA channel 0, receive input differential pair
I SATA
Shared with PCIe lane 6
S
SATA0_TX-
A16
A17
Serial ATA channel 0, transmit output differential pair
O SATA
S
SATA1_RX-
B19
B20
Serial ATA channel 1, receive input differential pair
I SATA
Shared with PCIe lane 5
S
SATA1_TX-
B16
B17
Serial ATA channel 1, transmit output differential pair
O SATA
S
SATA2_RX-
A25
A26
Serial ATA channel 2, receive input differential pair
I SATA
Not connected
S
SATA2_TX-
A22
A23
Serial ATA channel 2, transmit output differential pair
O SATA
S
SATA3_RX-
B25
B26
Serial ATA channel 3, receive input differential pair
I SATA
Not connected
S
SATA3_TX-
B22
B23
Serial ATA channel 3, transmit output differential pair
O SATA
(S)ATA_ACT#
A28
Seial ATA activity indicator, active low
I/O 3.3 V
Table 24 USB 2. 0 Signal Descriptions
Signal
Pin # Description
I/O
PU/PD Comment
USB0+
B46
USB Port 0, data + or D+
I/O
USB0-
B45
USB Port 0, data - or D-
I/O
USB1+
A46
USB Port 1, data + or D+
I/O
USB1-
A45
USB Port 1, data - or D-
I/O
USB2+
A43
USB Port 2, data + or D+
I/O
USB2-
A42
USB Port 2, data - or D-
I/O
USB3+
B43
USB Port 3, data + or D+
I/O
USB3-
B42
USB Port 3, data - or D-
I/O
USB4+
A40
USB Port 4, data + or D+
I/O
USB4-
A39
USB Port 4, data - or D-
I/O
USB5+
B40
USB Port 5, data + or D+
I/O
USB5-
B39
USB Port 5, data - or D-
I/O
USB6+
A37
USB Port 6, data + or D+
I/O
USB6-
A36
USB Port 6, data - or D-
I/O
USB7+
B37
USB Port 7, data + or D+
I/O
USB7-
B36
USB Port 7, data - or D-
I/O