Usb Interfaces; Table 3-5. Serial 2 (Com1, 2, And 3) Interface Pin Signal Descriptions (J11); Table 3-6. Usb0 And Usb1 Interface Pin Signals (J12) - ADLINK Technology CoreModule 720 Reference Manual

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Chapter 3
Table 3-7
describes the pin signals of the serial 2 header (J11), which consists of 10 pins, two rows, odd/
even (1, 2) pin sequence, and 0.079" (2mm) pitch

Table 3-5. Serial 2 (COM1, 2, and 3) Interface Pin Signal Descriptions (J11)

Pin # Signal
1
S1_TXD
2
S1_RXD
3
GND
4
S2_TXD
5
S2_RXD
6
GND
7
S3_TXD
8
S3_RXD
9
GND
10
GND
Note: The shaded table cells denote ground.

USB Interfaces

The CoreModule 720 contains three root USB hubs and six functional USB ports. The PCH provides the
USB function including the following features:
Supports USB v.2.0 EHCI and USB v.1.1 UHCI
Provides over-current detection status
Provides a fuse on board for over-current protection
Table 3-6
describes the pin signals of the USB0 and USB1 header which consists of 10 pins, in two rows,
with odd/even (1, 2) pin sequence, and 0.079" (2mm) pitch.

Table 3-6. USB0 and USB1 Interface Pin Signals (J12)

Pin #
Signal
1
USB-PWR_0
2
USB-PWR_1
3
CONN_USB0_N
4
CONN_USB1_N
5
CONN_USB0_P
6
CONN_USB1_P
7
USB_GND0
8
USB_GND1
24
DB9
Description
Pin #
3
COM1 Transmit Data – Serial port transmit data output is typically held
to a logic 1 when no data is being sent.
2
COM1 Receive Data – Serial port receive data input is typically held at a
logic 1 (mark) when no data is being transmitted.
5
Ground
3
COM2 Transmit Data – Serial port transmit data output is typically held
to a logic 1 when no data is being sent.
2
COM2 Receive Data – Serial port receive data input is typically held at a
logic 1 (mark) when no data is being transmitted.
5
Ground
3
COM3 Transmit Data – Serial port transmit data output is typically held
to a logic 1 when no data is being sent.
2
COM3 Receive Data – Serial port receive data input is typically held at a
logic 1 (mark) when no data is being transmitted.
5
Ground
N/A
Ground
Description
USB0 Power – VCC (+5V +/-5%) power goes to the port through an on
board fuse. Port is disabled if this input is low.
USB1 Power – VCC (+5V +/-5%) power goes to the port through an on
board fuse. Port is disabled if this input is low.
USB0 Port Data Negative
USB1 Port Data Negative
USB0 Port Data Positive
USB1 Port Data Positive
USB0 Ground
USB1 Ground
Reference Manual
Hardware
CoreModule 720

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