ICOM対応 BAND切り替えI/F (2)

BANDデータの出力はアナログ電圧で最大値は8Vなのに対してArduinoのアナログ入力端子はMax 5Vなので分圧抵抗を介して最大値でも5V未満になるようにしてから入力する。

測定した電圧は機種によって差異がある。

次回アップグレードする際にはBANDデータと一緒に出力されている8V基準電圧の端子と比較演算させてみるが今回は判定電圧の設定範囲を広くして対応。

 

void setup() {
  pinMode(2, OUTPUT); // 1.9MHz
  pinMode(3, OUTPUT); // 3.5MHz
  pinMode(4, OUTPUT); // 7MHz
  pinMode(5, OUTPUT); // 10MHz
  pinMode(6, OUTPUT); // 14MHz
  pinMode(7, OUTPUT); // 18,21MHz
  pinMode(8, OUTPUT); // 24,28MHz
  pinMode(9, OUTPUT); // 50MHz

  pinMode(10, OUTPUT); // DP
  pinMode(11, OUTPUT); // 218H
  pinMode(12, OUTPUT); // CL6A
  pinMode(13, OUTPUT); // Tuner

  int band ;
}

void loop() {
  band = AnalogRead(0) ;
  if (band >= 900) { 
    digitalWrite(2, HIGH); // 1.9MHz
    digitalWrite(3, LOW);
    digitalWrite(4, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, HIGH); //tuner
  }

  if (band >= 700 && band <= 800) {
    digitalWrite(3, HIGH); // 3.5MHz
    digitalWrite(2, LOW);
    digitalWrite(4, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, HIGH); // DP
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
  }

  if (band >= 600 && band <= 670) {
    digitalWrite(4, HIGH); // 7MHz
    digitalWrite(2, LOW);
    digitalWrite(3, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, HIGH); // DP
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
  }

  if (band <= 50) {
    digitalWrite(5, HIGH); // 10MHz
    digitalWrite(2, LOW);
    digitalWrite(3, LOW); 
    digitalWrite(4, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, HIGH); //tuner
  }

  if (band >= 470 && band <= 550) {
    digitalWrite(6, HIGH); // 14MHz
    digitalWrite(2, LOW);
    digitalWrite(3, LOW); 
    digitalWrite(4, LOW);
    digitalWrite(5, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, HIGH); // DP
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
  }

  if (band >= 350 && band <= 430) {
    digitalWrite(7, HIGH); // 18,21MHz
    digitalWrite(2, LOW);
    digitalWrite(4, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(3, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, LOW); 
    digitalWrite(11, HIGH); // 218H
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
  }

  if (band >= 246 && band <= 300) {
    digitalWrite(8, HIGH); // 24,28MHz
    digitalWrite(2, LOW);
    digitalWrite(4, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(3, LOW); 
    digitalWrite(9, LOW);

    digitalWrite(10, LOW);
    digitalWrite(11, HIGH); // 218H
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
  }

  if (band >= 180 && band <= 245) {
    digitalWrite(9, HIGH); // 50MHz
    digitalWrite(2, LOW);
    digitalWrite(4, LOW); 
    digitalWrite(5, LOW);
    digitalWrite(6, LOW); 
    digitalWrite(7, LOW);
    digitalWrite(8, LOW); 
    digitalWrite(3, LOW);

    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(12, HIGH);// CL6A
    digitalWrite(13, LOW);
  }
}

 

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