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2.18 SATA & SATA_Power (J14, J18)
On-board 7-pin SATA Interface, equipped with a HS USB to SATA bridge JM20329. The SATA requires
5V power supply.
The SATA only supports mobile hard disk, and desktop hard disk is not supported.
Features
* Compliance with Gen1i/Gen1m of Serial ATA II Electrical Specification 2.5
* Support SATA II Asynchronous Signal Recovery (Hot Plug) feature
SATA connector (J14)
Pin
Signal
Description
Pin
Signal
Description
1
SATA_TXP
SATA transmit
data(positive)
2
GND
Ground
3
SATA_TXN
SATA transmit
data(negative)
4
GND
Ground
5
SATA_RXN
SATA receive
data(negative)
6
SATA_RXP
SATA receive
data(positive)
7
GND
Ground
SATA_Power (J18)
Pin
Signal
Description
Pin
Signal
Description
1
SATA_5V
SATA power. DC 5V
2
GND
Ground
2.19 RTC (BT1)