显示 1 - 17 of 17 文章 authored by: Janet Albers
作者： Janet Albers | 最后更新： 10/25/2017 | 评论： 2
Have you ever noticed a message saying that your CRBasic program compiled in PipelineMode or SequentialMode? What does it mean? And, when does it matter? In this article, we’ll look at these two modes.
Sequential Mode
Let’s start with the more straightforward mode: SequentialMode. The CRBasic Editor...
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作者： Janet Albers | 最后更新： 06/28/2017 | 评论： 4
Security codes are the oldest method of securing a data logger. They can effectively prevent innocent tinkering and discourage wannabe hackers—actions that could potentially wreak havoc on the integrity of your data. In this article, I’ll discuss the different security codes and how to use...
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作者： Janet Albers | 最后更新： 05/04/2017 | 评论： 0
Are you wondering what size battery and solar panel you need to run all of the devices in your data acquisition system? How will you know if your power supply can keep pace with your needs? To get these answers, you will need to estimate the...
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作者： Janet Albers | 最后更新： 09/15/2016 | 评论： 2
It’s common for our customers to wonder when their data logger memory is going to be full, what will happen to their data when the memory is full, and what they should do about it. After all, your data is specific to your application and...
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作者： Janet Albers | 最后更新： 06/08/2016 | 评论： 0
If you have one of our retired data loggers that uses the Edlog programming language, do you know the best way to change an Input Location name? It’s possible that you may want to use a different name or insert a name where one is...
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作者： Janet Albers | 最后更新： 02/10/2016 | 评论： 0
Periodically we release new operating systems (OSs) that include new functions and instructions, as well as enhancements or bug fixes for existing functions and instructions. If you are asked to update your OS or need a newly added feature for your application, this article provides...
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作者： Janet Albers | 最后更新： 12/30/2015 | 评论： 2
We all know that Campbell Scientific dataloggers are really good at taking measurements and storing data. But did you know that they can also make decisions and control other devices? Often, device control is done based on a time interval. This article briefly illustrates how...
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作者： Janet Albers | 最后更新： 10/07/2015 | 评论： 2
CRBasic has a full menu of instructions to help you write or edit your data logger program. This article offers a main course of scheduling your data logger actions using the RealTime() instruction with a side dish of making your program easier to read with...
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作者： Janet Albers | 最后更新： 09/09/2015 | 评论： 0
Our retired data loggers are still in use, and some of them use the Edlog programming language. Do you have an Edlog data logger with a .dld compiled program file that you don’t know how to read? Does your .dld file have codes that you...
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作者： Janet Albers | 最后更新： 08/26/2015 | 评论： 0
If you need help programming a Campbell Scientific data logger, here are some things you can do to have a more productive conversation with a Customer Support and Implementation Engineer.
At a minimum you’ll want to know: What data logger you’re working with—such as a CR6, CR1000,...
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作者： Janet Albers | 最后更新： 08/05/2015 | 评论： 0
Why should you use a Constant declaration in your CRBasic program? What is a Constant anyway? In a previous article ("Going Public with Your Variables in CRBasic"), we talked about the Public and Dim variable declarations. Variables are just that—variable; they change. Constants, on the other hand, don’t change;...
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作者： Janet Albers | 最后更新： 07/21/2015 | 评论： 0
Copying or transposing has become easier with OS 28 (CR6 OS 1). This new operating system enables you to copy portions of an array to a new location, such as when transposing rows and columns.
In this example we start with A(3,2) (3 rows, 2 columns) initialized as...
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作者： Janet Albers | 最后更新： 07/01/2015 | 评论： 0
You can perform more complex scaling in an array without needing a For/Next loop. To take advantage of this feature, use OS 28 (CR6 OS 01) or later.
In this example program, a unique set of multipliers and offsets is applied to the column of an...
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作者： Janet Albers | 最后更新： 06/10/2015 | 评论： 0
Initializing variables within an array is more flexible than ever with OS 28 (CR6 OS 1). You can think of a single dimensioned array as numbers in a column. Two dimensions, in comparison, puts numbers in rows and columns. The third dimension is a page.
For example:...
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作者： Janet Albers | 最后更新： 05/29/2015 | 评论： 0
A keyboard display, such as the external CR1000KD or on-board display of the CR850 and CR3000, is a powerful tool you can use in the field. A keyboard display enables you to interrogate and program a data logger independent of other telecommunication links.
Most keys on...
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作者： Janet Albers | 最后更新： 05/29/2015 | 评论： 0
When programming your Campbell Scientific data logger, have you ever wondered whether you should be using a Dim variable declaration or a Public one? What is the difference between them, and when is it best to use each one?
Dim and Public variables are temporary holding...
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作者： Janet Albers | 最后更新： 05/29/2015 | 评论： 0
The newest operating system released by Campbell Scientific for its data loggers is OS 28 for the CR800, CR1000, and CR3000. (The comparable operating system version for the CR6 datalogger is OS 01.) This powerful data logger OS has been enhanced so that you can...
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