How Do I Set Up an I2C/SPI Host Adapter to Read a Smart Battery SMBus Device?

Question from the Customer:

I am using the Aardvark I2C/SPI Host Adapter and Control Center Serial Software with an SMBus Smart Battery NH2054 and a Smart Battery Charger. With the results that I see, I am uncertain which device is the master and which devices are slaves.

Here is what I see:

  • In the Slave tab, only addresses 8 an...

Data Center Software Series: LTSSM View

The Data Center Software is a free software interface that allows users to seamlessly monitor traffic occurring on USBCANI2CSPI, and eSPI buses. The software provides a variety of different ways to debug and analyze data and has become a familiar tool to engineers across the world. In this blog post, we will discuss a p...

How Can Shield and Quiescent Current Failures Occur for USB-C and HDMI Cables that Seem to Work?

Question from the Customer:

I am using the Advanced Cable Tester v2 for testing cables. I have some questions about the test requirements and our results for USB-C and HDMI cables.

What is the Quiescent Current/E-Marker Steady State testing? We tested a lot of cables that all measured 0.00577A for the Steady State.

  • What is t...

What is the eSPI Protocol and How Does it Improve Upon LPC?

Background of LPC

Low Pin Count, or LPC, was introduced by Intel in 1998 as an interface to connect low-bandwidth devices to the CPU. It had replaced its Industry Standard Architecture (ISA) counterpart improving the data rate transfer from 8 MHz up to 33 MHz. LPC transfers data using a 4-bit bus and features an architecture usi...

3D Image Engineering, Motor Control, and SPI Master Host Adapter – Oh My!

Jean-Pierre Sainfeld is a technical consultant and the founder and owner of First Link Consulting Services. The technical services include the integration of hardware and software. In this article, Jean-Pierre describes one of his interesting projects and why he chose the Aardvark I2C/SPI Host Adapter  to debug, tune, and validate a complex...

Data Center Software Series: USB 3.0 Simple and Complex Matching/Triggers

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 Analyze...