問7.5.以下の問で加算器を HA1, FA1 等と略記し、つなぎ方を Cin→HA2のA のように記述せよ
  1. 半加算器2器とOR素子を使って全加算器を構成するつなぎ方を記述せよ
    >結線の一部を示しておきます。その部分の記述は、Cin→HA2のA、HA2のS→S、A→HA1のA、B→HA1のB、HA1のS→H2AのB、となります。
  2. 半加算器1器と全加算器3器を使って、2進4桁の加算器(回路)を構成するつなぎ方を記述せよ

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