Microcontroller Developer
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Paulo Duarte
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Discussion
Character LCDsDiscussion
Character LCDsDiscussion
Character LCDs
Paulo Duarte
use a PWN made with IC 555 with potentiometer 100K two diodes 1N4148 capacitor between 10nF - 47nF a R1 = 10K and base resistor 82 Ohms with transistor BD137 the colector of the transistor w... (More)
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Thanks Barry i appreciate your help