4 Direct drive LCD display circuit diagram

  
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Each part of LCD has individual counter, latch, decoder and driver. Pumping signal feeds back to the motherboard of LCD. When the display section is disconnected, the phase and amplitude of the motherboard and display segment drive signal are the same. It shows no voltage on the 2 ends of display. When the display segment is triggered, its pumping signal p..
4 Direct drive LCD display circuit diagram - schematic




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