printer

gistfile1.cpp

#include <NewSoftSerial.h>
#include <Thermal.h>

int printer_RX_Pin = 2;
int printer_TX_Pin = 3;

Thermal printer(printer_RX_Pin, printer_TX_Pin);

void setup() {
  Serial.begin(9600); // Initialize serial port
}

void loop()
{
  serialReader();
}

void serialReader(){
  int btSerialReadPosition;
  int inByte;
  char serialReadString[50];

  inByte = Serial.read();
  
  btSerialReadPosition=0;

  if (inByte > 0 && inByte != 13) { //If we see data (inByte > 0) and that data isn't a carriage return
    delay(100); //Allow serial data time to collect (I think. All I know is it doesn't work without this.)

    while (inByte != 13 && Serial.available() > 0){ // As long as EOL not found and there's more to read, keep reading
      serialReadString[btSerialReadPosition] = inByte; // Save the data in a character array
      btSerialReadPosition++; //Increment position in array
      //if (inByte > 0) Serial.println(inByte); // Debug line that prints the charcodes one per line for everything recieved over serial
      inByte = Serial.read(); // Read next byte
    }

    if (inByte == 13) //If we terminated properly
    {
      serialReadString[btSerialReadPosition] = 0; //Null terminate the serialReadString (Overwrites last position char (13 - newline) with 0
      printer.println(serialReadString);
      printer.feed(); //advance one line
      printer.feed(); //advance one line
    }
  }
}