The LCD displays currently available require two power sources. What are they? a. A backlight supply and a contrast supply. b. A battery supply a...
The LCD displays currently available require two power sources. What are they?
a. A backlight supply and a contrast supply.
b. A battery supply and a contrast supply.
c. A backlight supply and a voltage supply.
d. A battery supply and a voltage supply.
a. A backlight supply and a contrast supply.
b. A battery supply and a contrast supply.
c. A backlight supply and a voltage supply.
d. A battery supply and a voltage supply.
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Ed 
A resposta correta é a alternativa c: "A backlight supply and a voltage supply" (uma fonte de luz de fundo e uma fonte de tensão).
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