• Test the decoder circuit, by recording the displays, and the output of each led (assuming common anode configuration): Table (2): Inputs and the corresponding outputs of the circuit Outputs Inputs A B C a b c d e f g Display 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 1 1 1 1 0 1 0 0 0 1 0 0 1 0 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 0 1 1 1 0
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In this case, we have two inputs (B and C) and four outputs (Display 1, Display 2, Display 3, and Display 4). The truth table for a 2-to-4 decoder is as follows: B | C || Display 1 | Display 2 | Display 3 | Display 4 0 | 0 || 1 | 0 | 0 | Show more…
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