Using a $10 Logic Analyzer for Debugging Serial Interfaces

2018-02-17 19:11:49 by

Why You Need a Logic Analyzer At some point when working with serial interfaces such as SPI and I2C you are going to run into issues and need to do some debugging. A logic analyzer is the tool you want to use to be able to decode the serial data and see what’s really goingContinue Reading..

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Using the MPLAB Xpress Evaluation Board from Microchip

2018-01-25 19:38:56 by

Using MPLAB Xpress Eval Board for Microchip PIC Development A short tutorial on setting up and running an example program on the MPLAB Xpress eval board using a Microchip PIC device   Overview of the MPLAB Xpress Eval Board https://www.microchip.com/mplab/mplab-xpress/mplab-xpress-evaluation-boards         Microchip User Guide http://ww1.microchip.com/downloads/en/DeviceDoc/Microchip%208bit%20mcu%20PIC%20Xpress%20Dev%20Board%20PIC16F18855%20MPLAB%20Xpress%20Eval%20Board%20Users%20Guide%2050002479B.pdf   Unboxing   Setting Up in MPLABContinue Reading..

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Microchip Curiosity Development Board

2018-01-24 19:38:48 by

Overview of Microchip PIC Curiosity Development Boards If you want to get started programming Microchip PIC chips then the Curiosity line of development boards is a good place to start. It comes with an integrated programmer/debugger along with some user interface components to do some quick prototyping. Some boards also have other features such asContinue Reading..

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Eagle PCB v8.3 3D Model Fusion 360 Mini Review

2017-10-25 18:25:51 by

Now that Autodesk owns Eagle CAD I’ve been watching more closely at the latest releases to see what direction they are going in and with the latest 8.3 release it looks pretty promising. Below is my mini review of version 8.3 where I try to layout out a simple PCB board and open a 3DContinue Reading..

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Week 6: Designing an IoT Product

2017-08-08 02:49:21 by

Follow along with me in this video series as I build an IoT product from start to finish – check out the project page!   This Week’s Summary Here’s a summary of what happened last week: Before I can start collecting data I realized I need to have a weather proof case to store myContinue Reading..

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Week 5: Designing An IoT Product

2017-08-01 03:02:00 by

  Follow along with me in this video series as I build an IoT product from start to finish – check out the project page!   This Week’s Summary Here’s a summary of what happened last week and what I talk about in the video:   What I learned from writing the business plan forContinue Reading..

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How to Write a Business Plan for an Internet of Things (IoT) Consumer Product

2017-07-31 02:22:10 by

For the Hackaday contest one of the requirements was to submit a draft business plan on how you planned on turning your working prototype into a real product. Below are my research notes and final slides for writing a business plan for my internet of things consumer prouduct. Some Big Market Questions to Answer HowContinue Reading..

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Week 4: Designing an IoT Product

2017-07-24 23:33:44 by

Follow along with me in this video series as I build an IoT product from start to finish – check out the project page!   This Week’s Summary Here’s a summary of what happened last week on my “Designing an IoT Product” video series: This week I put a lot of work into getting aContinue Reading..

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pH Pool Water Test

2017-07-23 00:46:22 by

    With my pH probe calibrated and working I took it all out to the pool and hooked it up.   I have my Arduino with pH probe adapter board and analog temperature sensor to measure air temperature along with the LCD display to show the measured air temperature and pH of the poolContinue Reading..

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Measuring pH and ORP with Arduino

2017-07-23 00:40:45 by

Using the phidgets pH probe and adapter board connected to the Arduino UNO R3.   Arduino Connection From the user guide the adapter pin out is simply GND, 5V, and Analog Input:     I connected the adapter cable to 5V and GND on the Arduino and I used the analog input pin A1.  Continue Reading..

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