report5-2

gistfile1.ino

#include <SPI.h>
#include <MFRC522.h>
#include "LedControl.h"

#define CARDUID "c3 85 14 21"
#define TAGUID "33 6a 38 1f"

constexpr uint8_t RST_PIN = 9; // Configurable, see typical pin layout above
constexpr uint8_t SS_PIN = 10; // Configurable, see typical pin layout above

MFRC522 mfrc522(SS_PIN, RST_PIN);  // Create MFRC522 instance


/*
 Now we need a LedControl to work with.
 ***** These pin numbers will probably not work with your hardware *****
 pin 4 is connected to the DataIn 
 pin 2 is connected to LOAD(CS)
 pin 3 is connected to the CLK 
 We have only a single MAX72XX.
 */
LedControl lc=LedControl(4,2,3,1);

unsigned long delaytime1=500;
unsigned long delaytime2=50;

void setup() {
  Serial.begin(9600);                 // Initialize serial communications with the PC
  while (!Serial);                    // Do nothing if no serial port is opened (added for Arduinos based on ATMEGA32U4)
  SPI.begin();                        // Init SPI bus
  mfrc522.PCD_Init();                 // Init MFRC522
  mfrc522.PCD_DumpVersionToSerial();  // Show details of PCD - MFRC522 Card Reader details
  Serial.println(F("Scan PICC to see UID, SAK, type, and data blocks..."));

  /*
   The MAX72XX is in power-saving mode on startup,
   we have to do a wakeup call
   */
  lc.shutdown(0,false);
  /* Set the brightness to a medium values */
  lc.setIntensity(0,8);
  /* and clear the display */
  lc.clearDisplay(0);
    
}

void loop() {
  // Look for new cards
  if ( ! mfrc522.PICC_IsNewCardPresent()) {
      return;
  }
  // Select one of the cards
  if ( ! mfrc522.PICC_ReadCardSerial()) {
      return;
  }

  // Dump debug info about the card; PICC_HaltA() is automatically called
  //mfrc522.PICC_DumpToSerial(&(mfrc522.uid));

  // 取得したUIDをbyteに変換してから、Stringに変換する
  String strBuf[mfrc522.uid.size];
  for (byte i = 0; i < mfrc522.uid.size; i++) {
    strBuf[i] =  String(mfrc522.uid.uidByte[i], HEX);  // (E)using a constant integer
    if(strBuf[i].length() == 1){  // 1桁の場合は先頭に0を追加
      strBuf[i] = "0" + strBuf[i];
    }
  }
  String strUID = strBuf[0] + " " + strBuf[1] + " " + strBuf[2] + " " + strBuf[3];

  Serial.println(strUID);
  // 大文字小文字関係なく比較
  if ( strUID.equalsIgnoreCase(CARDUID) ){  
    Serial.println("1");
    rows();
  }else if(strUID.equalsIgnoreCase(TAGUID) ){  
    Serial.println("2");
    columns();
  }else{
    Serial.println("3");
    single();
  }
}



/*
  This function lights up a some Leds in a row.
 The pattern will be repeated on every row.
 The pattern will blink along with the row-number.
 row number 4 (index==3) will blink 4 times etc.
 */
void rows() {
  for(int row=0;row<8;row++) {
    delay(delaytime2);
    lc.setRow(0,row,B10100000);
    delay(delaytime2);
    lc.setRow(0,row,(byte)0);
    for(int i=0;i<row;i++) {
      delay(delaytime2);
      lc.setRow(0,row,B10100000);
      delay(delaytime2);
      lc.setRow(0,row,(byte)0);
    }
  }
}

/*
  This function lights up a some Leds in a column.
 The pattern will be repeated on every column.
 The pattern will blink along with the column-number.
 column number 4 (index==3) will blink 4 times etc.
 */
void columns() {
  for(int col=0;col<8;col++) {
    delay(delaytime2);
    lc.setColumn(0,col,B10100000);
    delay(delaytime2);
    lc.setColumn(0,col,(byte)0);
    for(int i=0;i<col;i++) {
      delay(delaytime2);
      lc.setColumn(0,col,B10100000);
      delay(delaytime2);
      lc.setColumn(0,col,(byte)0);
    }
  }
}

/* 
 This function will light up every Led on the matrix.
 The led will blink along with the row-number.
 row number 4 (index==3) will blink 4 times etc.
 */
void single() {
  for(int row=0;row<8;row++) {
    for(int col=0;col<8;col++) {
      delay(delaytime2);
      lc.setLed(0,row,col,true);
      delay(delaytime2);
      for(int i=0;i<col;i++) {
        lc.setLed(0,row,col,false);
        delay(delaytime2);
        lc.setLed(0,row,col,true);
        delay(delaytime2);
      }
    }
  }
}