2 wire sensor problem

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  1. - 2nd April 2007, 14:18 #1
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    Quote Originally Posted by precision View Post
    I attempt to read ds1621 with pic16f877A, but always reading 00 value;
    Where is mistake ? Please .....
    Pullups on SCL/SDA lines?
  2. - 2nd April 2007, 14:47 #2
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    precision
    precision is offline Junior Member
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    4.7k 1/4 watt resistors pullups from both, scl and sda pin.


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