Last Modified: December 19, 2019
Front Panel
Table 1. Connector Descriptions
| Connector
|
Use
|
| JTAG
|
A USB port that connects the host computer to the device FPGA for recovery purposes. This port can be used with the Xilinx
iMPACT configuration tool to temporarily load a new bitfile.
|
| RF 0
|
RX1
|
Input terminal for the RF signal. RX1 is an SMA (f) connector with an impedance of 50 Ω and is a single-ended input channel.
|
| RX2
|
Input terminal for the RF signal. RX2 is an SMA (f) connector with an impedance of 50 Ω and is a single-ended input channel.
|
| AUX I/O
|
General-purpose I/O (GPIO) port. AUX I/O is controlled by the FPGA.
|
| RF 1
|
RX1
|
Input terminal for the RF signal. RX1 is an SMA (f) connector with an impedance of 50 Ω and is a single-ended input channel.
|
| RX2
|
Input terminal for the RF signal. RX2 is an SMA (f) connector with an impedance of 50 Ω and is a single-ended input channel.
|
Note
The LED indications described in the following table occur only when you use the NI-USRP API with the default API image. When
you use LabVIEW FPGA, you customize the LED indications.
Table 2. LED Indicators
| LED
|
Description
|
Color
|
State
|
Indication
|
| RF 0
|
RX1
|
Indicates the receive status of the module.
|
OFF
|
—
|
The module is not receiving.
|
| Green
|
Solid
|
The module is receiving data.
|
| RX2
|
Indicates the receive status of the module.
|
OFF
|
—
|
The module is not receiving.
|
| Green
|
Solid
|
The module is receiving.
|
| REF
|
Indicates the status of the reference signal.
|
OFF
|
—
|
There is no reference signal, or the device is not locked to the reference signal.
|
| Green
|
Blinking
|
The device is not locked to the reference signal.
|
| Solid
|
The device is locked to the reference signal.
|
| PPS
|
Indicates the pulse per second (PPS).
|
OFF
|
—
|
There is no PPS timing reference signal, or the device is not locked to the reference signal.
|
| Green
|
Blinking
|
The device is locked to the PPS timing reference signal.
|
| GPS
|
Indicates whether the GPSDO is locked.
|
OFF
|
—
|
There is no GPSDO or the GPSDO is not locked.
|
| Green
|
Solid
|
The GPSDO is locked.
|
| LINK
|
Indicates the status of the link to a host computer.
|
OFF
|
—
|
There is no link to a host computer.
|
| Green, yellow, or red
|
Solid
|
The host is actively communicating with the device.
|
| RF 1
|
RX1
|
Indicates the receive status of the module.
|
OFF
|
—
|
The module is not active.
|
| Green
|
Solid
|
The module is receiving data.
|
| RX2
|
Indicates the receive status of the module.
|
OFF
|
—
|
The module is not receiving.
|
| Green
|
Solid
|
The module is receiving.
|
Back Panel
Table 3. Connector Descriptions
| Connector
|
Use
|
| PWR
|
Input that accepts a 9 V to 16 V, 6 A external DC power connector.
|
| 1G/10G ETH
|
Two SFP+ input terminals used for 1G ETH or 10G ETH connectivity with the host driver. Not currently supported in LabVIEW FPGA.
|
| LO OUT 1 IF2
|
Output terminal for the IF LO signal exported by RF 1. LO OUT 1 IF2 is a female SMA connector with an impedance of 50 Ω.
|
| LO OUT 1 IF1
|
Output terminal for the RF LO signal exported by RF 1. LO OUT 1 IF1 is a female SMA connector with an impedance of 50 Ω.
|
| REF OUT
|
Output terminal for an external reference signal for the LO on the device. REF OUT is a female SMA connector with an impedance of 50 Ω, and it is a single-ended reference output. The output signal at this connector is 10 MHz at 3.3 V.
|
| REF IN
|
Input terminal for an external reference signal for the LO on the device. REF IN is a female SMA connector with an impedance of 50 Ω, and it is a single-ended reference input. REF IN accepts a 10 MHz signal with a minimum input power of 0 dBm (0.632 Vpk-pk) and a maximum input power of 15 dBm (3.56 Vpk-pk) for a square wave or sine wave.
|
| LO IN 0 IF2
|
Terminal for an external signal to the IF LO input on the RF 0 daughterboard. This signal can be used as the LO source for an RF 0 channel by selecting
external on that channel's LO source setting. LO IN 0 IF2 is a female SMA connector with an impedance of 50 Ω.
|
| LO IN 0 IF1
|
Terminal for an external signal to the IF LO input on the RF 0 daughterboard. This signal can be used as the LO source for an RF 0 channel by selecting
external on that channel's LO source setting. LO IN 0 IF1 is a female SMA connector with an impedance of 50 Ω.
|
| PCIe x4
|
Port for a PCI Express Generation 1, x4 bus connection through an MXI Express four-lane cable.
|
| LO IN 1 IF2
|
Terminal for an external signal to the IF LO input on the RF 0 daughterboard. This signal can be used as the LO source for an RF 0 channel by selecting
external on that channel's LO source setting. LO IN 1 IF2 is a female SMA connector with an impedance of 50 Ω.
|
| LO IN 1 IF1
|
Terminal for an external signal to the IF LO input on the RF 0 daughterboard. This signal can be used as the LO source for an RF 0 channel by selecting
external on that channel's LO source setting. LO IN 1 IF1 is a female SMA connector with an impedance of 50 Ω.
|
| PPS TRIG OUT
|
Output terminal for the pulse per second (PPS) timing reference. PPS TRIG OUT is a female SMA connector with an impedance of 50 Ω, and it is a single-ended input. The output signal is 0 V to 3.3 V TTL. You can also use this port as triggered output (TRIG OUT) that you program with the PPS Trig Out I/O signal.
|
| PPS TRIG IN
|
Input terminal for pulse per second (PPS) timing reference. PPS TRIG IN is a female SMA connector with an impedance of 50 Ω, and it is a single-ended input channel. PPS TRIG IN accepts 0 V to 3.3 V TTL and 0 V to 5 V TTL signals. You can also use this port as a triggered input (TRIG IN) that you control using NI-USRP.
|
| GPS ANT
|
Input terminal for the GPS antenna signal. GPS ANT is a female SMA connector with a maximum input power of -15 dBm and an output of DC 5 V to power an active antenna.
Notice
Do not terminate the GPS ANT port if you do not use it.
|
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