Connectors and Headers

The AIR-T contains many interfaces with which to interact. In this document, we provide a description of the currently supported interfaces.

AIR-T Drawing

AIR-T Drawing

Headers

Reference Designator Header Description AirStack Version Support
J1 SATA SATA port for connecting to the Jetson TX2 0.1+
J2 RX1 RF receiver input 1 0.1+
J3 RST Jetson reset button 0.1+
J4 PWR LED Power indicator for enclosure LED 0.1+
J5 Ethernet 1 Gbps Ethernet RJ45 0.1+
J6 PWR Power button 0.1+
J7 PPS 1 pulse per second (Input) In Development
J8 ORX Observation receiver input In Development
J9 SNX Sniffer receiver input In Development
J12 SD Card Jetson SD card reader 0.1+
J13 Jetson 400 pin connector for Jetson 0.1+
J14 Reserved Reserved N/A
J15 Jetson Fan Jetson fan connector 0.1+
J16 HDMI Jetson HDMI connector 0.1+
J17 TX1 Transmit channel 1 In Development
J18 TX2 Transmit channel 2 In Development
J19 USB3 Jetson USB 3.0 interfaces 0.1+
J20 USB2 Jetson USB 2.0 and serial connection of upgradding AirStack 0.1+
J21 Jetson Expansion Jetson expansion header. See section below 0.1+
J22 RX External LO External LO for RF front end 0.2+
J23 TLO External LO input for transmitter In Development
J24 SPI Voltage SPI voltage connector. N/A
J25 Power Socket DC power input N/A
J26 FPGA JTAG FPGA JTAG interface 0.1+
J27 Charge Control Jetson charge control In Development
J28 RX2 RF receiver input 2 0.1+
J29 FPGA SPI Programming SPI programming interface for FPGA In Development
J30 FPGA SPI Select - N/A
J31 FPGA PMOD - N/A
J32 FPGA XADC - N/A
J33 FPGA XADC Analog Input - N/A
J34 FPGA XADC Voltage Select - N/A
J35 FPGA XADC VIN - N/A
J36 FPGA XADC VREF - N/A
J37 XADC AGND - N/A
J38 XADC AGND L3 - N/A
J39 FPGA TP MGTAVCC - N/A
J40 TP Ground - N/A
J41 FPGA TP MGTAVTT - N/A
J42 TP Ground - N/A
J43 FPGA XADC VCCINT - N/A
J44 Enclosure Fan Provides fan power for external enclosure 0.1+
J45 FPGA TP (not jumper) - N/A
J46 USB UART - N/A
J47 REF 10 MHz reference input for phase locking In Development
J48 Forced Recovery Button Jeston force recovery button 0.1+
U23 Digilent USB JTAG Programming interface for FPGA 0.1+

 

Expansion Header (J21)

The expansion header contains many different signals and interfaces to the Jetson TX2 Module. These interfaces are outlined in the diagrams below.

AIR-T J21 Header

AIR-T J21 Photo


Last update: February 20, 2020