Category Archives: Components

Not feeling the love

Posted on May 22, 2013 by Skye Sweeney

It is 12:30 at night and I was woken up by a thunderstorm raging outside. Heard the rain, saw the flashes, and heard the thunder. Went downstairs to look at the output of the AS3935 based lighting detector.  Dang thing … Continue reading →

Posted in Arduino, AS3935, Components, Lightning detector, Processors, Projects | 1 Comment

Magnetic flux

Posted on May 9, 2013 by Skye Sweeney

I have been playing with the magnetometer in the Pololu 9DOF IMU. I recorded the data into a CSV file and plotted it in Excel. At the time I did not think much about it, but one evening as i … Continue reading →

Posted in AVC, Pololu 9DOF IMU | Leave a comment

AS3935 code is on GitHub

Posted on April 2, 2013 by Skye Sweeney

I took my first jump into GitHub as a contributor. I put my current AS3935 based application called “Striker” into the repository. You can find it here: https://github.com/SkyeSweeney/Striker This should now get me off the hook for several of you … Continue reading →

Posted in Arduino, AS3935, Lightning detector | Leave a comment

Bug on AS3935

Posted on March 22, 2013 by Skye Sweeney

After three weeks of banging my head against a brick wall, I confirmed last night that the AS3935 has an issue with the I2C interface. There is an issue with the chip that prevents reading register zero without violating the … Continue reading →

Posted in ADE7763, AS3935, Components, Lightning detector | 2 Comments

AS3935 and register zero

Posted on March 17, 2013 by Skye Sweeney

The more I bang my head against this chip, the more I am certain there are ‘issues’ with it. I can now read and write every register with amazing repeatability except register zero. This register refuses to be read or … Continue reading →

Posted in AS3935, Lightning detector, Projects | Leave a comment

AS3935 lightning detector update

Posted on March 14, 2013 by Skye Sweeney

I was having problems with reliable communications with the lightning detector chip over the I2C bus. Sometimes I would read a register and it would not be at all what I was expecting. The situation was during calibration when I … Continue reading →

Posted in AS3935, Components, Lightning detector, Projects | Leave a comment

AS3935 details

Posted on February 10, 2013 by Skye Sweeney

After a very frustrating weekend, I am pretty confident I have the worst of the integration problems behind me. The Embedded Adventures board is a very nice board but did take the choice of SPI or I2C out of my … Continue reading →

Posted in Arduino, AS3935, AVC, Components, Lightning detector, Pololu 9DOF IMU, Processors, Projects | 34 Comments

First impressions of the AS3935 lightning detector

Posted on February 4, 2013 by Skye Sweeney

After ordering the break out board from Embedded Adventures in the UK, I got a nice email indicating that they would ship to me via stock held in the USA. The email also included some sample code for a PIC.

Posted in AS3935, Components, Lightning detector, Projects | Leave a comment

Temperature stabilization of the IMU

Posted on February 2, 2013 by Skye Sweeney

I have a Pololu 9DOF IMU that I plan to use for the Sparkfun AVC competition. One thing (of a few thousand!) that has me worried is the bias of the sensors as a function of temperature. The datasheet indicates … Continue reading →

Posted in AVC, Pololu 9DOF IMU, Projects | 2 Comments

ADE7763 comments

Posted on January 31, 2013 by Skye Sweeney

I have received a bunch of comments on the ADE7763 home power monitor project. I will try to address then in the next few days with a special post. Edit: I elected to reply to each with a unique comment.

Posted in ADE7763, Components, Home Energy Monitor, Projects | 1 Comment