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Building a Process Duration Timer into a upscale Case

jw0752

The Process Duration Timer has been a long term project of mine and has gone through several upgrades. Recently I have improved its utility by adding increased flexibility by adding a mechanism for it to disconnect one of its inputs when a process has…
- over 7 years ago
- Personal Blogs
- John Wiltrout's Blog
Back Up Battery failure inspires new test tools.

jw0752

The computer in my lab is very important to me. This of course is very subjective as its contents and utilities are understood and utilized only be me and so someday, when I can no longer use it, it will go directly from my lab to the computer recycle…
- over 7 years ago
- Personal Blogs
- John Wiltrout's Blog
Process Duration Timer (Final Chapter) Assembly and Testing

jw0752

If you have followed the previous 3 posts about this project you know that we are at the point where the rubber meets the road. I have now put the interface circuits, that were previously on bread boards, on to an Arduino shield board. The shield will…
- over 8 years ago
- Personal Blogs
- John Wiltrout's Blog
Process Duration Timer Part (4) The Brain and Proof of Concept

jw0752

The purpose of the Process Duration Timer (PDT) is to provide a means to set up an experiment and time a process, whether it is the discharging of a battery, the discharging of a capacitor or some other process that one does not want to sit around and…
- over 8 years ago
- Personal Blogs
- John Wiltrout's Blog
Process Duration Timer Part 3 (Interfaces)

jw0752

I will begin this blog by showing you how I have mounted the power supply into the project box that will be used for the Process Duration Timer. After a lot of searching in my transformer grave yard I found one that will allow the power supply to deliver…
- over 8 years ago
- Personal Blogs
- John Wiltrout's Blog
Process Duration Timer Blog 1 (The Timer)

jw0752

This is going to be an update and expansion of range for a test device I built and posted on the forum two years ago. Battle of the Batteries - E*** vs D*** vs Bargain The device that I built for that blog was designed to monitor a battery voltage that…
- over 8 years ago
- Personal Blogs
- John Wiltrout's Blog
Arduino Automated Watering

pjacobsen

Hey guys hoping for some simple answers before diving into this project. The basic idea is an arduino is hooked up to 2 motors that will fill and drain a reservoir on specific internals. What is the best way to use timers in this application? The intervals…
- over 7 years ago
- Arduino
- Arduino Forum

Browse By Tags

Building a Process Duration Timer into a upscale Case

Back Up Battery failure inspires new test tools.

Process Duration Timer (Final Chapter) Assembly and Testing

Process Duration Timer Part (4) The Brain and Proof of Concept

Process Duration Timer Part 3 (Interfaces)

Process Duration Timer Blog 1 (The Timer)

Arduino Automated Watering