Empfang von mehreren Bytes (Rx) vom Sharp PC-1403 mit Arduino UNO
Übertragung des Displayspeichers

// Rx von Sharp PC-1403 Displayspeicher

const int RxBdRate = 9600;
byte FinalArray[120]; // Speicherbereich für 24-stelliges Display (5x7 Matrix), 24x5=120
int Konfiguration[] = {1,2,3,4,5,6,10,11,12,7,8,9,0,0,0,0,-24,-23,-22,-21,-20,-19,-15,-14,-13,-18,-17,-16};
unsigned int Col5Cnt = 0;
unsigned int indexRx = 0;
unsigned int indexKonf = 0;
unsigned int indexFinal;
byte incomingByte;
int Zuordnung;

void setup() {
  Serial.begin(RxBdRate,SERIAL_8N1);
  Serial.print("Rx mit ");
  Serial.print(RxBdRate);
  Serial.println(" Bd");
}

void loop() {
  if (Serial.available() > 0) {
    incomingByte = Serial.read();
    Zuordnung = Konfiguration[indexKonf];
    // 5 Bytes in aufsteigender Reihenfolge anfügen:
    if (Zuordnung > 0) {
      indexFinal = ((Zuordnung-1)*5) + Col5Cnt;
      AddFinalByte();
    }
    // 5 Bytes in absteigender Reihenfolge anfügen:
    if (Zuordnung < 0) {
      indexFinal = ((Zuordnung-1)*(-5)) - Col5Cnt - 6;
      AddFinalByte();
    }
    // Nicht Display-Byte überspringen:
    if (Zuordnung == 0) {
      indexKonf++;
    }
    indexRx++;
  }
  else {
    if (indexRx >= 124) {
      indexRx = 0;
      Col5Cnt = 0;
      indexKonf = 0;
      SerialTextGraphic();
    }
  }
}

void AddFinalByte() {
  FinalArray[indexFinal] = incomingByte;
  Col5Cnt++;
  if (Col5Cnt == 5) {
    Col5Cnt = 0;
    indexKonf++;
  }
}

void SerialTextGraphic() {
  Serial.println();
  for (int y=0; y<8; y++) {
    for (int x=0; x<120; x++) {        
      if ((FinalArray[x] & (1<<y)) > 0) {
        Serial.print("##");
      }
      else {
        Serial.print(char(32));
        Serial.print(char(32));
      }
      Col5Cnt++;
      if (Col5Cnt == 5) {
        Serial.print(char(32));
        Serial.print(char(32));
        Serial.print(char(32));
        Col5Cnt = 0;     
      }
    }
    Serial.println();
  }
  Serial.println();
}

10:RESTORE
20:FOR X=0 TO 135
30:READ D
40:POKE &F000+X,D
50:NEXT X
60:END
100:"A"
110:WAIT 0
120:PRINT "  HALLO Arduino Welt!   "
125:POKE &3000,85,42,85,42,85,0,0,8
127:POKE &3040,8,28,42,8,8
130:CALL &F000
140:END
200:DATA &85,2,&2F,219,&84,2,&FF,219,2,123,52,&83,4,85,120,&F0,&14,47,7,55
210:DATA 2,1,18,94,97,4,95,77,&83,198,18,94,56,3,96,0,95
220:DATA 2,2,97,4,&83,198,18,94,56,3,96,0,95
230:DATA 2,4,97,4,&83,198,18,94,56,3,96,0,95
240:DATA 2,8,97,4,&83,198,18,94,56,3,96,0,95
250:DATA 2,16,97,4,&83,198,18,94,56,3,96,0,95
260:DATA 2,32,97,4,&83,198,18,94,56,3,96,0,95
270:DATA 2,64,97,4,&83,198,18,94,56,3,96,0,95
280:DATA 2,128,97,4,&83,198,18,94,56,3,96,0,95,78,8,96,0,95,78,9,55