showing the realtime data fromscontrollers in one page.
Hello.
·we must monitor 3 elevators in realtime is there an way to use the sxcontroller for that. we must show the data from·3 controllers in realtime in one page.
for example to open the discussing; measure the temp on three different places·and want to show them in one pages on a screen in realtime.
best regards Erik
·
·we must monitor 3 elevators in realtime is there an way to use the sxcontroller for that. we must show the data from·3 controllers in realtime in one page.
for example to open the discussing; measure the temp on three different places·and want to show them in one pages on a screen in realtime.
best regards Erik
·
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1uffakind.com/robots/povBitMapBuilder.php
1uffakind.com/robots/resistorLadder.php
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1uffakind.com/robots/povBitMapBuilder.php
1uffakind.com/robots/resistorLadder.php
as far as I understand, you need some kind of interface module, based on an SX controller to collect various data for sending to a PC. On the PC, an application is running to show the recent data states on a display screen - right ?
I have developed many of such kind of applications in the past with an SX controller where I handle the communication between the PC and the interface module via a serial COM port in most cases.
The SX is fast enough to handle such serial communications, and to deal with various measurement tasks in real-time.
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Greetings from Germany,
G
We where thinking how we must arrange to collect the data , but I think in·the best way to· make the connection is·take a controller with ethernet. Because we must show 4 elevator controllers on one screen and the distance between the controllers are· 5 meters.also there are high power motor cables with freq. converters for the elevator motors.The application on the pc( will be an EMbedded XP screen) make we then in visual studio.
best regards Erik
If you want to use Ethernet with the SX, you might consider this:
www.lantronix.com/device-networking/embedded-device-servers/xport-direct.html
It's a serial to Ethernet converter with all the magnetics, etc, already on the module.
The other option (much cheaper) is RS-485. It's lets you use regular serial communications, but sends it using a differential signal, so it has high immunity to noise and can send signals up to 1200 meters.
Thanks,
PeterM
Here's Jon's article on RS-485, which is based on some of Peter's work to get you thinking...
http://www.parallax.com/Portals/0/Downloads/docs/cols/nv/vol8/col/nv147.pdf
Rodney