Rena Ayeras

Description: Rena C. Ayeras is a writer, editor and blogger with a technical background: test, development, and managing and training technicians. Recognizing the value of the guidelines, reports and articles she wrote as an engineer; she chose to focus on those contributions and moved over to technical writing, and has since branched out to marcom and blogging. BSIT. Member of IEEE.

Email: r.c.ayeras@technology-writer.com

Posts by Rena Ayeras:

For Troubleshooting Data Transfers, How Much Signal Detail Can I Read from a Digital Protocol Analyzer?

Artwork by Geralt

Question from the Customer:

I am using the Beagle I2C/SPI Protocol Analyzer and Data Center Software with an product in development. The data transfers go well until the last byte. My assumption is the SPI slave signal line is going high too soon, giving a false indication the transfer is complete. I can see the...

How Do I Flash Multiple SPI Target Devices with One Master Host Adapter?

Ideas that Connect by Geralt

Artwork by Geralt

Question from the Customer:

We recently purchased a Cheetah SPI Host Adapter to flash multiple Macronix MX25R3235F devices through . Using the Flash Center Software, I am able to flash a single slave, but I need to flash all three target devices. I am using the same configuration as shown in the Cheetah SPI Host Ada...

How Do I Interpret and Make the Best Use of Code Status and Code Error Returns?

Viewing data on monitors

Photo by Kevin Ku

Question from the Customer:

I have the Aardvark I2C/SPI Host Adapter and I am learning to use it with Control Center Serial Software and Aardvark Software API.

I have been able to read address 0x00, value 0xA8, when using the Control Center Serial Software; however, I have not been able to get those results with the script ...

What Are the Signal and Power Capabilities of the Cheetah SPI Host Adapter?

Photograph by Magda Ehlers

Photograph by Magda Ehlers

Question from the Customer:
I plan to use the Cheetah SPI Host Adapter in a post-silicon validation. Before I start running validation tests, can you tell me what to expect from the power and signal pins?

Response from Technical Support:

Thanks for your question! The Cheetah SPI Host Adapter is designed to work at h...

How Do I Switch from SPI Host Adapter GUI to Custom Software?

Art source - ThisIsEngineering

Question from the Customer:

I am currently using the Cheetah SPI Host Adapter as a master device and another device as a slave, which is controlled through SPI. When I use the Cheetah GUI, I successfully write commands to the slave. However, I need to write a Python script to execute this same wri...

What Tools Can I Use to Develop, Test, and Debug MCTP Devices?

Bare Circuit Board

Art source: GDJ

Question from the Customer:

I am looking at your products. Can your Aardvark I2C/SPI Host Adapter work with MCTP devices?

Response from Technical Support:

Thanks for your question! The answer is yes. MCTP is a layer on top of SMBus, a two-wire interface often used for low-speed system management communication betwe...