UM082 RTM311 User Manual
r1.3
UM082
www.abaco.com
page 16 of 28
•
“JTAG” via a 2X7-Way (2mm pitch) connector
The JTAG connector has pinout compatible with Xilinx USB platform cables. See section 7.5.3.1.
Please note that care should be taken when using the JTAG cable
, the cable should be
handled at the connector as there is no strain relief on the cable.
•
“DEBUG” via a 5-Way (2.54mm pitch) connector
I2C interface can be used for debugging by writing to the I2C switch to connect port4.
Pin
VPX signal name
1
GPIO_DISC1, Reserved
2
GPIO_DISC0, Reserved
3
GPIO_I2C_SDA
4
GPIO_I2C_SCL
5
GND
7.5.2.3 USB2.0 connector
RTM311 has a USB3.0 hub which accommodates the use of both the USB2.0 and USB3.0
interfaces. The USB2.0 interface is connected to VPX backplane per table below.
USB2.0 connector
VPX backplane signals
Pin1, Vcc
Vs3
Pin2, DATA_N
USB2.0_DM
Pin3, DATA_P
USB2.0_DP
Pin4, GND
GND
7.5.2.4 USB3.0 connector
Ensure that the on-
board switch, SW5, is in “ON” position. The USB3.0 interface is connected to
VPX backplane per table below.
USB3.0 connector
VPX backplane signals
Pin1-4
See USB2.0
Pin5, SSRX_N
DISP_TX-/USB3.0_TX-
Pin6, SSRX_P
/USB3.0_TX+
Pin7, GND
GND
Pin8, SSTX_N
DISP_RX-/USB3.0_RX-
Pin9, SSTX_P
/USB3.0_RX+