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Help with ICL 7107 Digital Voltmeter

Comments

  • Registered Users, Registered Users 2 Posts: 1,134 ✭✭✭FarmerGreen


    POL is polarity ie minus sign
    AB4 is 4th digit A+B segments ie the 1.
    Decimal point is usually hardwired for led display, not connected to the IC, pulldown to 0v thru a suitable resistor, try 5k.
    Lcd dp's use fig 6 in the datasheet and a DIL switch


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