2018-03-28 19:45:20 by Tim
ESP32 Temperature Data Logger In a previous article I went through the setup of a general purpose data logger based on an Espressif ESP32 development board from Adafruit. In this article I’m going to add a temperature sensor to read ambient air temperature and save the time and temperature data to the SD card.Continue Reading..
2018-03-26 23:24:18 by Tim
Project Overview I have several data logging projects I am going to be working on and wanted to create a standard general purpose data logger that I could plug different sensors into (for example temperature) and be able to save the data to a file as well as have a simple display. I alsoContinue Reading..
2018-03-23 16:21:00 by Tim
Choosing A Phone VOIP Service for Your Business Business telephone systems have evolved over the years from the traditional landline to Voice Over Internet Protocol (VOIP) phone services that rely on the internet to transfer and convert voice and data communications. Fitsmallbusiness.com has an in-depth article on VOIP vs. Landline with the followingContinue Reading..
2018-03-22 17:32:47 by Tim
Review of PCB Circuit Board Holder Overview I’ve tried lots of PCB circuit board holders and “third” hands over the years when trying to solder components onto a PCB but this one I recently got has been my favorite so far. It’s the Aven 17010 Adjustable Circuit Board Holder and goes for about $13 USDContinue Reading..
2018-03-04 20:47:03 by Tim
Review of Lab Bench DC Power Supply When working on embedded projects you are going to need a good DC power supply on your bench to test your designs. I recently got an Eventek KPS305D Adjustable Switching Regulated Power Supply online and set it up and started using it and I’ve been pretty happy withContinue Reading..
2018-02-17 19:11:49 by Tim
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..
2018-01-25 19:38:56 by Tim
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..
2018-01-24 19:38:48 by Tim
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..
2017-10-25 18:25:51 by Tim
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..
2017-08-08 02:49:21 by Tim
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..