Friday, August 24, 2012

HOW TO use 5x7 Dot Matrix Alphanumeric Intelligent Display SLG2016


The SLG2016 is a four digit 5x7 dot matrix display module. The integrated circuit contains memory, a 128 ASCII ROM decoder, multiplexing circuitry and drivers. The character set consists of 128 special ASCII characters.



Display interconnection is very straightforward, look for the spec sheet.

In the PSCockpit System you have to connect 10 outputs from the 16 or 40 I/O boards directly to the diplay inputs as shown in the figure in green. All other pins have to be connected as per its specification sheet.


To select this type of display in the PSCockpit system, go to IO Layout page and select the SLG2016 from the Function dropdown list. The chosen output must have nine more free outputs. Once accepted, you will see which output has been assigned to do the correct wiring:


Edited on April 11th, 2016
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It is possible to group (2) or (4) SLG2016 displays in a row with adding just one wire more for each display.
You can select this grouping from the dropdown list:


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To test the display, once in Test Mode, click on the “+” symbol and you will be prompted to enter the desire text to be displayed. Once you accept, the display will show the text.



To configure the display to run from your favourite sim, go to F16 Model page and proceed as a normal 7 Segment display like explained in the following post:
How to 7-segment displays

Edited on April 11th, 2016
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For the SLG2016 the above formatting should be 4 digits:


Once you have defined the length of the values you are going to use in the SLG2016 displays, if you use the SLG2016 grouping options (x2) or (x4), you have to group also the values of the sim you will be sending to the displays.

This grouping configuration is made in the 7 Segment Displays menu of the Airplane Model page of the PSCockpit Software doing the following procedure:

1. Select the SLG2016 slot to save the configuration with the dropdown list. There are a maximum of 10 slots.
2. Select the expander address where the SLG2016 are connected
3. Click on Address and select the SLG2016 group. The first pin address will appear besides the Address label, the free digits will be updated and a drop down list will appear at the end of the frame.


4. Select the first magnitude that will appear in the left most digits of the SLG2016 group. Once selected the magnitud the dropdown list will change to orange where you can select one of the operations available to change the magnitude value (=, *10, *100,....,/10, /100,...).


5. You may repeat the procedure until you have filled all the digits available.
6. At the end of the frame you will see the list of the magnitudes of the group with the digits in brackets and the operation that will be made to each of the magnitudes.
7. You can use the Back command to delete the last magnitude from the list.
8. You can use the Clear command to delete all the list.


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Regards,
Shep

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