Mcint at 06:29, 1 August 2023

2023-08-01T06:29:11Z

← Older revision		Revision as of 23:29, 31 July 2023
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	<~~nowiki~~>		<pre>
	~~<code>~~

	static const uint8_t D0 = 16;		static const uint8_t D0 = 16;
	static const uint8_t D1 = 5;		static const uint8_t D1 = 5;
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	pinCodeRingBuffer[3] = 99;		pinCodeRingBuffer[3] = 99;
	}		}
	</~~code>~~		</pre>
	~~</nowiki~~>

Mcint at 06:28, 1 August 2023

2023-08-01T06:28:29Z

← Older revision		Revision as of 23:28, 31 July 2023
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	<~~code~~><~~nowiki~~>		<nowiki>
			<code>

	static const uint8_t D0 = 16;		static const uint8_t D0 = 16;
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	pinCodeRingBuffer[3] = 99;		pinCodeRingBuffer[3] = 99;
	}		}
	</~~nowiki~~></~~code~~>		</code>
			</nowiki>

Mcint at 06:28, 1 August 2023

2023-08-01T06:28:07Z

← Older revision		Revision as of 23:28, 31 July 2023
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	<code>		<code><nowiki>


Line 168:		Line 168:
	pinCodeRingBuffer[3] = 99;		pinCodeRingBuffer[3] = 99;
	}		}
	</code>		</nowiki></code>

Mcint: Created page with " `static const uint8_t D0 = 16; static const uint8_t D1 = 5; static const uint8_t D2 = 4; static const uint8_t D3 = 0; static const uint8_t D4 = 2; static const uint8_t D5 = 14; static const uint8_t D6 = 12; static const uint8_t D7 = 13; static const uint8_t D8 = 15; const int rowPin0 = D0; //const int rowPin0 = 16; const int rowPin1 = D1; //const int rowPin1 = 5; const int rowPin2 = D2; //const int rowPin2 = 4; const int rowPin3 = D3; //const int rowPin3 = 0;..."`


2023-08-01T06:26:19Z
Created page with "<code>   static const uint8_t D0 = 16; static const uint8_t D1 = 5; static const uint8_t D2 = 4; static const uint8_t D3 = 0; static const uint8_t D4 = 2; static const uint8_t D5 = 14; static const uint8_t D6 = 12; static const uint8_t D7 = 13; static const uint8_t D8 = 15;    const int rowPin0 = D0; //const int rowPin0 = 16; const int rowPin1 = D1; //const int rowPin1 = 5; const int rowPin2 = D2; //const int rowPin2 = 4;  const int rowPin3 = D3; //const int rowPin3 = 0;..."
New page
<code>





static const uint8_t D0 = 16;

static const uint8_t D1 = 5;

static const uint8_t D2 = 4;

static const uint8_t D3 = 0;

static const uint8_t D4 = 2;

static const uint8_t D5 = 14;

static const uint8_t D6 = 12;

static const uint8_t D7 = 13;

static const uint8_t D8 = 15;







const int rowPin0 = D0;

//const int rowPin0 = 16;

const int rowPin1 = D1;

//const int rowPin1 = 5;

const int rowPin2 = D2;

//const int rowPin2 = 4;



const int rowPin3 = D3;

//const int rowPin3 = 0;

const int columnPin0 = D4;

//const int columnPin0 = 2;

const int columnPin1 = D5;

//const int columnPin1 = 14;

const int columnPin2 = D6;

//const int columnPin2 = 12;

const int strikePin = D7;

//const int strikePin = 13;

const int tonePin = D8;

const int columns[] = { columnPin0, columnPin1, columnPin2 };

const int rows[] = { rowPin0, rowPin1, rowPin2, rowPin3 };



char keys[][12] = { "zero.", "one.", "two.", "three.", "four.", "five.", "six.", "seven.", "eight.", "nine.", "star.", "pound." };

// int tones[12] = { 1209, 1336, 1477 }

int freq = 880;



const int matrix[4][3] =

  { 1, 2, 3, 

    4, 5, 6, 

    7, 8, 9, 

   10, 0, 11 };



const int rowIdentityMatrix[4][4] =

  { LOW, HIGH, HIGH, HIGH, 

  HIGH, LOW, HIGH, HIGH, 

  HIGH, HIGH, LOW, HIGH, 

  HIGH, HIGH, HIGH, LOW };



int canRegisterKeyPress[4][3] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };



int pinCodeRingBuffer[4];



int currentPinIndex = 0;



void setup() {

  Serial.begin(115200);

  Serial.println("Hello World");



  resetPinCode();



  pinMode(strikePin, OUTPUT);

  pinMode(columnPin0, INPUT_PULLUP);

  pinMode(columnPin1, INPUT_PULLUP);

  pinMode(columnPin2, INPUT_PULLUP);



  pinMode(rowPin0, OUTPUT);

  pinMode(rowPin1, OUTPUT);

  pinMode(rowPin2, OUTPUT);

  pinMode(rowPin3, OUTPUT);



  digitalWrite(rowPin0, HIGH);

  digitalWrite(rowPin1, HIGH);

  digitalWrite(rowPin2, HIGH);

  digitalWrite(rowPin3, HIGH);



  digitalWrite(strikePin, LOW);

}



void loop() {

  gateKeep(getCurrentKey());

}



int getCurrentKey() {

  int currentPressedKey = -1;

  for (int r = 0; r < 4; r++) {

    for (int i = 0; i < 4; i++) {

      digitalWrite(rows[i], rowIdentityMatrix[r][i]);

    }

    delay(2);



    for (int c = 0; c < 3; c++) {

      const bool pressingKey = digitalRead(columns[c]) == LOW;

      if (pressingKey && canRegisterKeyPress[r][c]) {

        canRegisterKeyPress[r][c] = false;

        currentPressedKey = matrix[r][c];

        Serial.println(currentPressedKey);

        tone(tonePin, freq);

      } else if (!pressingKey) {

        canRegisterKeyPress[r][c] = true;

      }

      delay(2);

    }

  }



  return currentPressedKey;

}



void gateKeep(int key) {

  if (key >= 0) {

    Serial.println(key);

    updateRingBuffer(key);

    maybeStrikeIt();

    noTone(tonePin);

  }

}



void updateRingBuffer(int key) {

  pinCodeRingBuffer[currentPinIndex] = key;

  currentPinIndex = (currentPinIndex + 1) % 4;

}



void maybeStrikeIt() {

  //    const int code[] = { 1, 8, 4, 8 };

  const int code[] = { 2, 6, 0, 0 };

  // Check if the strike should strike out

  for (int i = 0; i < 4; i++) {

    bool isValidMatch = true;

    for (int j = 0; j < 4; j++) {

      if (pinCodeRingBuffer[(i + j) % 4] != code[j]) {

        isValidMatch = false;

        break;

      }

    }

    if (isValidMatch) {

      grantEntryAccess();

      break;

    }

  }

}



void grantEntryAccess() {

  Serial.println("Door is opening");

  reallyStrikeIt();

}



void reallyStrikeIt() {

  digitalWrite(strikePin, HIGH);

  delay(2500);

  digitalWrite(strikePin, LOW);

  for (int i = 0; i < 2; i++) {

    digitalWrite(strikePin, HIGH);

    delay(250);

    digitalWrite(strikePin, LOW);

    delay(250);

  }



  resetPinCode();

}



void resetPinCode() {

  pinCodeRingBuffer[0] =

    pinCodeRingBuffer[1] =

    pinCodeRingBuffer[2] =

    pinCodeRingBuffer[3] = 99;

}

</code>

Payphone/Implementation - Revision history

Mcint at 06:29, 1 August 2023

Mcint at 06:28, 1 August 2023

Mcint at 06:28, 1 August 2023