I am working on a project. A water level indicator using ULN2003. Now I want to integrate a 7 segment display to indicate the water level. How?
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1$\begingroup$ This question is probably better suited to the electronics SE (electronics.stackexchange.com) $\endgroup$– L SelterOct 31, 2017 at 8:34
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I am assuming you have a micro controller driving the ULN2003. How about the following sketch.
This show how to connect the segments and provide power to the display.
Following chart has some guidelines on how to drive the 7 segment display.
These should get you started.
answered Oct 30, 2017 at 22:37