25 lines
588 B
Markdown
25 lines
588 B
Markdown
# setupDisplay Reference (TM1638/TM1640) #
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Set the display (all 7-segments) and LEDs on or off and the specifies the intensity.
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```
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void setupDisplay(boolean active, byte intensity);
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```
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| Argument | Detail | Default |
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|:---------|:-------|:--------|
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| active | _true_ for on, _false_ for off | _required_ |
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| intensity | The starting intensity from 0 (lowest) to 7 (highest) | _required_ |
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# Example #
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Activate display at maximum intensity:
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```
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module1.setupDisplay(true, 7);
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```
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Inactivate the display and set the intensity to the lowest:
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```
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module1.setupDisplay(false, 0);
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``` |