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CP3003-SA
CP3003-HDD
ID 1052-6929, Rev. 3.0
Page A - 11
D R A F T — F O R I N T E R N A L U S E O N L Y
A.6.3
USB Interface
The CP3003-HDD provides one standard USB 3.0 port on J7. The USB 3.0 port is super-
speed, high-speed, full-speed, and low-speed capable. USB 3.0 allows data transfers of up to
5 Gb/s.
One USB peripheral may be connected to each port. To connect more USB devices than there
are available ports, an external hub is required.
A.6.4
Serial Port
One PC-compatible, serial RS-232 port (COMA) is available, which is fully compatible with the
16C550 controller. This port includes a complete set of handshaking and modem control
signals. Data transfer rates up to 115.2 kB/s are supported. The serial port is implemented as
a 8-pin RJ-45 connector, J8.
Note ...
The CP3003-HDD host interfaces can be used with maximum 900 mA continu-
ous load current as specified in the Universal Serial Bus Specification, Revision
3.0. Short-circuit protection is provided. All the signal lines are EMI-filtered.
Figure A-8: USB Connector J7
1
5
9
4
Table A-4: USB Connector J7 Pinout
PIN
SIGNAL
FUNCTION
I/O
1
VBUS
USB power
O
2
D-
USB 2.0 differential pair data -
I/O
3
D+
USB 2.0 differential pair data +
I/O
4
GND
Ground for power return
--
5
SSRX-
USB3.0 receiver differential pair data -
I/O
6
SSRX+
USB3.0 receiver differential pair data +
I/O
7
GND
Ground for signal return
--
8
SSTX-
USB3.0 transmitter differential pair data -
I/O
9
SSTX+
USB3.0 transmitter differential pair data + I/O
Figure A-9: Serial Port Connector J8
1
8
Table A-5: Serial Port Connector J8 Pinout
PIN
SIGNAL
DESCRIPTION
I/O
1
RTS
Request to send
O
2
DTR
Data terminal ready
O
3
TXD
Transmit data
O
4
GND
Signal ground
--
5
GND
Signal ground
--
6
RXD
Receive data
I
7
DSR
Data send request
I
8
CTS
Clear to send
I
Содержание CP3003-SA
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