Tutorials

Control Center Serial Software Series: Using I2C and SPI Mode

The Control Center Serial Software is a GUI offered by Total Phase that can be used with the Promira Serial Platform, the extremely popular Aardvark I2C/SPI Host Adapter, and the Cheetah SPI Host Adapter to interface with I2C protocol and SPI protocol applications. The software provides easy access to all the I2C and SPI features ...

How Do I Interpret USB Data Errors for Isochronous Endpoints?

Question from the Customer: I am using your Beagle USB 480 Protocol Analyzer and Data Center Software to troubleshoot a USB 2.0 device and its interaction with the host. The system has several interfaces and endpoints. The host connects to multiple devices, two of which are audio devices: one input and one output. The USB device tha...

Why is Captured USB Traffic Showing Orphaned Data Transactions and How Do I Get Around That?

Question from the Customer:

I am using the Beagle USB 5000 v2 SuperSpeed Protocol Analyzer - Standard Edition, and I am having some issues with seeing orphaned packets and empty packets. Some IN (incoming) packets are displayed as orphans, and some IN packets are displayed with no data. What are the potential causes of these orpha...

Data Center Software Series: USB Configuration Management Window

The Data Center Software is Total Phase’s free bus monitoring software that allows users to interface with Total Phase protocol analyzers supporting I2C, SPI, USB, CAN, and eSPI protocols. These analyzers include the Beagle I2C/SPI Protocol Analyzer, the line of Beagle USB Protocol Analyzers, the USB Power Delivery Analyzer...

How is the DC Resistance of a Cable Measured When You Cannot Access the Paddleboard Directly?

Question from the Customer:

My company is using the Advanced Cable Tester v2 (Advanced Cable Tester v2) to test a variety of cables, such as USB, HDMI, and DisplayPort cables.

We have a question about our test results for the USB-C to USB-C cables. The DC resistance of the VBUS pins does not pass the test. However, testing the conta...

What Are Partial Errors and How Can I Avoid Them When Analyzing SPI Data?

Question from the Customer:

I have a question about using the Beagle I2C/SPI Protocol Analyzer. I am testing SPI devices. I have two sets of data which are shown below. I am using the Control Center Serial Software for viewing and analyzing the captured data.

Comparing new and old data:

The old data shows errors. I have personall...