Universal Serial Bus (USB) is an industry standard that specifies the physical interfaces and protocols for connecting, data transferring and powering of hosts, such as personal computers, peripherals,  and has become commonplace on a wide range of devices. 

Portable ARNIC 429 bus analyzer
Inline ARINC 429 Bus Monitor that can be connected to any Windows device with a USB connector. It monitors and records all or selected ARINC 429 traffic for later analysis.
429Unet data sheet Exalt Manual Exalt Quick Start Guide 429USB datasheet DAS-429USB Manual Quick Start Guide
Portable Rugged 1553 bus analyzer
Inline MIL-STD 1553 Bus Monitor that can be connected to any Windows device with a USB connector. It monitors and records all or selected 1553 traffic for later analysis.
1553 USB Analyzer data sheet USB Users Manual Exalt Manual EXALT Quick Start Guide Quick Start Guide - 1553USB/PM
ES-9810/xx (RUNET II)
The ES-9810/xx (RUNET II) is a rugged standalone unit that attaches to an Ethernet port of a standard PC to enable a program to control up to four independent 8000 family avionic's communication modules
MIL-STD-810 Test Report Military Specification Compliance Data Sheet Users Manual
EXC-Unet2
The EXC-UNET2/xx is a multi-protocol test and simulation adapter for USB or Ethernet equipped computers.
Quick Start Guide Users Manual Data Sheet
EXC-1553UNET/Px(S)
The EXC-1553UNET/Px(S) is an advanced MIL-STD-1553 adapter for USB or Ethernet equipped computers
Software Manual 1553UNET datasheet Users Manual
DAS-429UNET/RTx
The DAS-429UNET/RTx is an ARINC-429 multi-channel adapter for USB or Ethernet equipped computers
Software Manual Users Manual Datasheet
EXC-Unet2/Fx (Tx)
The EXC-Unet2 is an advanced Multi Protocol adapter and together with the M8K1553Px(S) module gives you a MIL-STD-1553 test and simulation adapter for USB or Ethernet equipped computers
CE - Safety Report 1553 Hardware Manual 1553 data sheet Quick Start Guide Unet2 HW Manual Unet2 datasheet 1553 SW Manual
EXC-Unet2/Ax
The EXC-Unet2/Ax is an advanced Multi Protocol adapter (up to 4 modules) and together with the M8K429RTx module gives you a ARINC-429 test and simulation board for USB/Ethernet interfaces.
CE - Safety Report 429 Hardware manual 429 module data sheet UNET2 Hardware manual Unet2 data sheet 429 SW Manual