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The Creek 2.0: AWS IoT MQTT Message Broker
July 15, 2019Summary In this article I will explain the fundamentals of the Amazon Web Service IoT Device Cloud. I will show…
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The Creek 2.0: Amazon AWS IoT Solution Architecture 2.0
July 8, 2019Summary Last week I talked about fixing my Creek Water Level sensor. This got me to reflecting on a change…
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Repair the Elkhorn Creek Water Level Sensor
July 1, 2019Summary As many of you have noticed, www.elkhorn-creek.org has been offline for quite a while (actually since December 22,2018). I…
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RS Components & the Elkhorn Creek
November 18, 2018Summary Earlier this year I hosted RS Components at my house in Kentucky. Here are three videos that they recorded…
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IoT Mailbox: Solar Battery Chargers & System Power Supplies
September 4, 2018Summary In the last Article I talked about my Mailbox problem. My original plan was to have this device powered…
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Pinball: Debugging the LM317 Power Supply- A Tale of Getting Lucky
February 16, 2017Summary My father always says he would rather be lucky than good. I always assume that had something to do…
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Pinball: Hot Air Solder Reworking the Accelerometer
February 13, 2017Summary If you have to use a hot air solder tool, you are probably having a bad day. But when…
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Pinball: Debugging the PSoC Motor Driver
February 9, 2017Summary I spent a lot of time the last few days building and testing the Pinball board. This morning when…
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Pinball: Driving the OLED using the U8G2 Library
February 1, 2017In the previous Pinball post, I wrote about getting the OLED going and getting the footprint onto my printed circuit…
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Pinball: Testing the Eagle PCB
January 23, 2017Summary In the previous post I talked about my process for assembling the Pinball PCB. In this post I will…
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Pinball: PCB Solder Reflow the OSH Park – Eagle 1.2 Board
January 12, 2017Summary of my PCB Solder Reflow Process Getting the purple envelope from OSH Park is always exciting. The big question…
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Pinball: PCB Layout 1.2 Updates using Eagle
January 5, 2017Goals for fixing the PCB Layout using Eagle In the last Pinball post I talked about the 1.0 version of…
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Pinball: OLED Display
December 26, 2016I screwed up the Pinball board design AGAIN!!! It is so frustrating. Ill write about the new design soon (and…
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Eagle PCB Layout Guidelines + OSH Park
November 16, 2016Summary of Eagle PCB Layout Guidelines I typically design my PCB’s in Eagle and have them manufactured at OSH Park. Each…
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Pinball: The PCB Version 1.0 – Fail
September 30, 2016I got the boards back and assembled several of them… and they do not work. It has been a really really…