RigasW
RigasW
LCD control unit
Using a transistor connected to a GPIO pin I now can Switch on and off the Background light ...
In this version the Transistor controlled the the line that brought 5V to the backlight. This solution was abandoned because the backlight was not very bright any more. The transistor worked as a resistor ....
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Uploaded on March 27, 2013
Taken on March 26, 2013
LCD control unit
Using a transistor connected to a GPIO pin I now can Switch on and off the Background light ...
In this version the Transistor controlled the the line that brought 5V to the backlight. This solution was abandoned because the backlight was not very bright any more. The transistor worked as a resistor ....
1,389
views
0
faves
0
comments
Uploaded on March 27, 2013
Taken on March 26, 2013