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System Diagram
08/19/2014 at 13:54 • 0 commentsThe system diagram above provides an overview of the parts that make up the wireless logger and an idea of where i am upto. The basic setup is complete and i have sample data being sent and captured by the Raspberry Pi. Next step is to do some more thorough testing and then add multiple nodes.
The SPI library i am using on the Pi is from http://www.airspayce.com/mikem/bcm2835/
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Video Uploaded
08/19/2014 at 13:06 • 0 commentsI have made a short video of my project. This gives a better idea of the size of the current sensor node. See my YouTube video link a the side of the project page
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Components Uploaded
08/19/2014 at 12:38 • 0 commentsI have uploaded a list of the current components used on the wireless node. There are some rather odd value resistors in there as i have setup some of the external Analog To Digital Converters (ADC) inputs to handle 12V and 5V. My next step is to create a GitHub repo so i can post the full design files.
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Base Station Working
08/18/2014 at 12:51 • 0 commentsI am using a Raspberry Pi for the base station connected to an nRF module. The basic software for the base station is working, at the moment it takes the data in from the wireless node and writes it to a file in CSV format. As it is using the rPi it is easy enough to change to upload to some cloud service.