Displaying 1 - 20 of 25 articles tagged with: CRBasic
Autor: Dana Worley | Última actualización: 04/09/2021 | Comentarios: 0
Do you currently use SMSSend() in a CRBasic data logger program to send SMS messages through a Campbell Scientific CELL2XX internal or external cellular module? There are some things you should know about the recent improvements we made that affect how SMSSend() works.
With the release...
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Autor: Gary Roberts | Última actualización: 02/21/2018 | Comentarios: 3
You may have heard about the new integrated cellular modem gateways available as options on some of our data loggers. But, do you know what these options really offer, and how they can help your data communication needs now and for decades to come? In...
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Autor: Janet Albers | Última actualización: 10/25/2017 | Comentarios: 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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Autor: Gary Roberts | Última actualización: 05/31/2017 | Comentarios: 2
Maybe you’re like me when it comes to skipped scans. I have always disliked seeing skipped scans in my data loggers. I have been trained to watch out for them and do my best to write my CRBasic programs in a way that makes them...
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Autor: Gary Roberts | Última actualización: 03/23/2017 | Comentarios: 2
Pointers are a great tool for CRBasic programs. If you use them carefully, pointers can reduce the amount of program code you need to write, thereby increasing your program’s efficiency and enabling you to use less memory. (Your program can run faster because it does...
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Autor: Jacob Davis | Última actualización: 02/22/2017 | Comentarios: 6
Have you come across situations where you want your data logger to initiate data retrieval, rather than your PC? For example, do you have an environmental condition that you want to transmit alarm data for?
Although IP-based communication is prevalent, sometimes you may need data-logger-initiated communication...
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Autor: Dana Worley | Última actualización: 01/25/2017 | Comentarios: 19
Have you had problems finding an SMTP server to use to send emails from your data logger? Are compatibility issues causing you to look for a work-around? Keep reading for a solution that may be just what you need.
Some Background
In 2006, we added the ability...
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Autor: Dana Worley | Última actualización: 12/07/2016 | Comentarios: 2
The Internet of Things offers a lot of advantages in today’s culture. There are consumer devices that let you monitor and control mood lighting and music in your home, keep track of last week’s leftover dinner in your refrigerator, and help you brew a cup...
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Autor: Paul Smart | Última actualización: 09/02/2016 | Comentarios: 1
Turning your Campbell Scientific data logger into a DNP3 outstation is a great way to allow systems that use the DNP3 protocol to have access to your live measurement data, as well as historical data. When you use your data logger as a DNP3 outstation, the...
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Autor: Carolyn Ivans | Última actualización: 06/22/2016 | Comentarios: 7
You may have identified the need to add external data storage to your datalogger with flash-memory cards. But do you know which CRBasic instruction to use to do it? In this article, I’ll help you choose the most suitable instruction for your application. In a future...
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Autor: Paul Smart | Última actualización: 04/07/2016 | Comentarios: 18
Did you know that you can turn your Campbell Scientific data logger into a Modbus TCP/IP server? Do you know why that’s a good idea? Campbell Scientific data loggers are commonly used as Modbus server devices. This means that the data logger is configured to...
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Autor: Sam Utley | Última actualización: 03/23/2016 | Comentarios: 10
Note: It appears that after this blog article was written, Weather Underground has been phasing out the “PWS – Upload Protocol.” The following tutorial may or may not work currently or in the future. However, it continues to offer some insight into structuring a CRBasic...
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Autor: Gary Roberts | Última actualización: 03/02/2016 | Comentarios: 1
Would it be helpful to include data from a reputable source with your own data? If you have permission to use another source’s data for free or by agreement, how can you easily extract the specific data you want to use without doing a lot...
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Autor: Paul Smart | Última actualización: 01/20/2016 | Comentarios: 0
Have you heard of DNP3 but been unsure of what it is or what it’s used for? In this brief article, I’ll introduce you to this communications protocol, its role in SCADA applications, and how you can use it with your Campbell Scientific equipment and...
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Autor: Jacob Davis | Última actualización: 01/06/2016 | Comentarios: 2
Do you feel lost when sifting through wind direction data that is listed in degrees? For example, can you picture in your mind what direction 195 degrees is? Would it be easier if your datalogger could put your data in compass directions instead? In this...
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Autor: Gary Roberts | Última actualización: 12/09/2015 | Comentarios: 1
Have you ever wanted the ability to control your Raven cellular modem with your data logger? Would it be nice to be able to get data on the health of your cellular modem and its data network? Maybe you even want to reset your Raven...
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Autor: Barbra Utley | Última actualización: 08/12/2015 | Comentarios: 3
You’ve collected your measurement data, but how do you easily make sense out of it? How can you simplify the post-processing of your data and start analyzing it sooner? In this article, I’ll explain how adding some code to your CRBasic program can save you...
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Autor: Janet Albers | Última actualización: 08/05/2015 | Comentarios: 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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Autor: Janet Albers | Última actualización: 07/21/2015 | Comentarios: 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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Autor: Janet Albers | Última actualización: 07/01/2015 | Comentarios: 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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