FUGG

//Set the pins 2, 3, 4, 5, 6, 7, and 8 as circuit inputs A, B, C, D, E, F, and G
#include <EEPROM.h>
int A=2, B=3, C=4, D=5, E=6, F=7, G=8, Z=9;
int delayAmount = 1000;
byte romTable [16] = {0x7e, 0x30, 0x6d, 0x79, 0x33, 0x5b, 0x5f, 0x70, 0x7f, 0x73, 0x77, 0x7f, 0x4e, 0x7e, 0x4f, 0x47};
byte reverseROMTable [16] = {0x47, 0x4f, 0x7e, 0x4e, 0x7f, 0x77, 0x73, 0x7f, 0x70, 0x5f, 0x5b, 0x33, 0x79, 0x6d, 0x30, 0x7e};
byte value[16];
int countdownCondition; //if 1, pin 9 is on, and the readROMTable should read from the reverseROMTable. If 0, then procede as normal.

void burnROMTable(byte rt[16]) {
  for(int addr = 0; addr < 16; addr++) {
    EEPROM.write(addr, rt[addr]);
  }//end of for loop
  Serial.println("Exit burnROMTable");
}//end of burnROMTable

void readROMTable() {
  Serial.println("Enter readROMTable");


  for (int j = 0; j < 16; j++) {
   value[j] = EEPROM.read(j);
   Serial.println(value[j], BIN);

   //If true, A will power the a diode of the 7SD
   if ((value[j] & 0000001) == 0000001){
      digitalWrite(G, 1);
   }//end of if statement

    if (((value[j] >> 1) & 0000001) == 0000001) {
      digitalWrite(F, 1);
   }//end of if statement

   if (((value[j] >> 2) & 0000001) == 0000001) {
      digitalWrite(E, 1);
   }//end of if statement

   if (((value[j] >> 3) & 0000001) == 0000001) {
      digitalWrite(D, 1);
   }//end of if statement

   if (((value[j] >> 4) & 0000001) == 0000001) {
      digitalWrite(C, 1);
   }//end of if statement

   if (((value[j] >> 5) & 0000001) == 0000001) {
      digitalWrite(B, 1);
   }//end of if statement

   if (((value[j] >> 6) & 0000001) == 0000001) {
      digitalWrite(A, HIGH);
   }//end of if statement

   Serial.println("New byte");
   delay(delayAmount);
   //Turning off the output LED lights for the new byte to display
   for (int s = 2; s <= 8; s++) {
    digitalWrite(s, LOW);
   }//end of for loop
  }//end of for loop

  Serial.println("Exit readROMTable.");
}//end of readROMTable

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  // Set pins 2 -> 8 as OUTPUT
  for (int i = 2; i <= 8; i++) {
    pinMode(i, INPUT);
  }//end of for loop
  //Set pin 9 as OUTPUT for the countdown sequence
  pinMode(9, OUTPUT);


}//end of startup

void loop() {
  Serial.print("countdownCondition is: ");
  Serial.println(countdownCondition);
  //If Pin 9 is on before the readROMTable function, it will turn countdownCondition on.
  if (Z == HIGH){
    Serial.println("Z is 1.");
    countdownCondition = 1;
  }//end of if statement

  //If Pin 9 is off before the readROMTable function, it will continue as normal.
  else {
    Serial.println("Z is 0.");
    countdownCondition = 0;
  }//end of else statement

  //This statement will make the 7SD print in reverse order if Pin 9 is on.
  if (countdownCondition == 1){
    burnROMTable(reverseROMTable);
    readROMTable();
  }//end of if statement

  //This statement will make the 7SD print in regular order.
  else{
    burnROMTable(romTable);
    readROMTable();
  }//end of else statement
}//end of loop