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:

How Do I Get an I2C Host Adapter to Release the SCL Line on an SMBus?

Abstract image of releasing data

Artwork by Geralt

Question from the Customer
I am using the Aardvark I2C/SPI Host Adapter for development and debugging. In my current System Management Bus (SMBus) project, I am applying a repeated start read from the Aardvark adapter, which in this setup is the host (master device). I am using this Aardvark Software API call:

int a...

How Do I Transfer SPI Data Captured by the Beagle I2S/SPI Protocol Analyzer as Plain Text to a Hard Drive

Image of keyboarding a new program for data transfer

Artwork by Geralt

Question from the Customer:

I have a question about the Beagle I2C/SPI Protocol Analyzer, which I am using with Data Center Software. I have a lot of SPI data to capture and review. I need to save the raw data as plain text on a hard drive. How can I do that?

Response from Technical Support:

Thanks for your ques...

How Do I Free Up the Data Bus when the I2C Target Device Does Not Respond?

Traffic jam that represents blocked data when the data bus is not released

Photo by SD Pictures

Question from the Customer:

I have a question about return errors. I am using the Aardvark I2C/SPI Host Adapter with Aardvark Software API with a target I2C device. The test setup: sometimes the target device is not available. In that case, a call to aa_i2c_write results in NACK, which is expected. Be...

How Can I Decode TPM with the Beagle I2C/SPI Protocol Analyzer?

Image of locked code.

Image by Geralt

Question from the Customer:

We have protocol analyzers that support SPI, but none of them have the ability to decode a Trusted Platform Module (TPM) that protects embedded system applications. Can your Beagle I2C/SPI Protocol Analyzer decode TPM?

Response from Technical Support:

Thanks for your question! Our Beagle ...

I Need to Transfer 24-bit Words to Configure an SPI Device – What are my Options?

Option cards

Illustration by Geralt

Question from the Customer:

I am using the Aardvark I2C/SPI Host Adapter and Aardvark Software API, specifically the aardvark.c file. I am following the examples on the Total Phase website to create a set of SPI transactions. However, configuring one of the SPI devices requires 24-bit transactions. To do so, I ...

How Do I Program a Standard I2C Device that Is More than Non-Volatile Memory?

Chips on a printed circuit board.

Photo by CristianIS

Question from the Customer:

We are looking for an I2C Flash programmer, and are reviewing the specifications of your Aardvark I2C/SPI Host Adapter . We see your adapter can program Flash memory devices. Can it also program Flash memory on ASIC devices, such as the Microchip DAC MCP47CMBXX? This DAC is more than a ...