How Should I Set Up the Slave Mode on the Aardvark I2C/SPI Host Adapter for Correct Communication with an I2C Master Device?

Question from the Customer:

I am using the Aardvark I2C/SPI Host Adaptor as an I2C Slave. Will you please help me understand the results I’m getting? Included are screenshots from the Control Center Serial Software .

  1. Why does the Master WRITE operation show in the transaction window as READ (assuming “R” is Read).
  2. I am trying to READ th...

Saving the World From Crummy USB Cables

I was reading up on Type-C cables today and found this cool article.

Saving the World From Crummy - and Even Dangerous USB Cables

It's a nice piece with a great recap of the issues plaguing USB cables today.  Benson Leung and Nathan Kollaru, two of the leading consumer advocates in the Type-C ecosystem are featured prominently in the article, a...

How Can I Use the SPI Host Adapter to Program and Erase Selected Areas in the Serial Flash Device in the Test Lab and for Production?

Question from the Customer:

I am using the Cheetah SPI Host Adapter and the Cheetah GUI Software to program a Macronix MX25R3235F serial flash. I see it’s easy to delete and program the whole flash, but can I do that for specific areas? We are using hex files that are optimized to smaller size (doesn’t have the full size extension) – but...

How to Secure Smart Embedded Devices, Platforms, and Applications this Holiday Season

This holiday season, many people may be planning to gift smart devices such as “smart thermostats”, “smart locks”, “smart bulbs” or intelligent coffee makers to their friends and families. Or you may plan to outfit your home with connected devices and applications. While purchasing smart embedded devices during the holiday season is ...

What Are Today’s Details about Total Phase I2C/SPI Host Adapters and Protocol Analyzers?

Question from the Customer:

I have a snippet of transaction log from an EEPROM I2C read on the bus. There are some symbols that I do not understand – can you explain them to me?

For example,  (2015-12-14 15:46:04) [S] <54:w>* [P]

I guess this means [S] Start condition, write to 0x54, and ends with a [P] Stop condition. What does * mean? Also...

USB Cables and Ports and Consumer Electronics: Type-C Brings More Options

How USB Cables Have Been

USB is ever-present in consumer electronics, allowing consumers to easily interface one device to another: add external storage to a tablet; connect a smartphone to your laptop to charge the phone and while you’re at it, sync files - transfer videos from your digital camera to your computer for editing.  No training. ...

The Importance of Networking for Engineers

Would you like to add Tim Cook to your LinkedIn network? How about Sundar Pichai, Elon Musk, or Sir Richard Branson? It would be wonderful, of course, but connecting with the big names in the industry might not be as helpful as most people think. If you are an engineer trying to expand your networks and  gain industry knowledge, you are better ...

Tips to Balance Technology Usage

Should We Start Taking Our Tech-Life Balance More Seriously?

If you spend most of the day glued to an electronic screen, then it’s time for you to step back and reflect. Too much technology use can leave you feeling tired, stressed, overworked, and mentally exhausted. Stepping away from gadgets such as smartphones, tablets, laptops, TVs, etc. ...

The Type-C Blogging Community is on Fire!

Last year, Total Phase entered the world of USB Type-C with the release of the USB Power Delivery Analyzer (our version of Google’s Chromium USB-PD Sniffer, Twinkie). Last month Total Phase released another Type-C product, the Advanced Cable Tester. And I must say, the Type-C community has been very hospitable and made our experience very welc...

Smart Kitchen Appliances - Cooking with Embedded Devices

As technology continues its relentless march into our lives, it seems that we will soon start living like the Jetsons. A decade ago, the science behind a microwave oven was a wonder to many people, whereas today we use it on a daily basis and can’t imagine our lives without it. Indeed, we are racing towards a smart-future where intelligent sys...