EPSON printer arduino test shit

epson-printer.ino

#include <SoftwareSerial.h>

#define RX_PIN 9
#define TX_PIN 10

SoftwareSerial printer = SoftwareSerial(RX_PIN, TX_PIN);

char a = 0x00;

void setup() {
  Serial.begin(19200);
  printer.begin(19200);

  delay(1000);
  
  printer.write(0x1B);
  printer.write('@');
  
  delay(1000);
  
  // Set line spacing to 0
  printer.write(0x1B);
  printer.write(0x33);
  printer.write('0');
  
  // Select bit image mode
  printer.write(0x1B);
  printer.write(0x2A);
  delay(20);
  
  // Select 24-dot double density, dec 33
  printer.write(0x21);
  delay(20);
  // Set 0 <= nL <= 255, dec 255
  printer.write(0xFF);
  delay(20);
  // Set 0 <= nH <= 3, dec 3
  printer.write(0x03);
  delay(20);
  // Define downloaded bit image
  printer.write(0x1D);
  printer.write(0x2A);
  delay(20);
  // Set data, in bytes
  
  for(int i = 0; i < 1024*3; i++) {
    printer.write(0xAA);
  }
  
  delay(20);
  
  // Print buffer
  printer.write(0x1D);
  printer.write(0x2F);
  
  
  printer.write(0x1B);
  printer.write('@');
  delay(1000);
  // Partial cut
  printer.write(0x1D);
  printer.write(0x56);
  
  printer.write(0x42); // dec 66
  printer.write('0');
  
}

void loop() {
//    // Select bit image mode
//  printer.write(0x1B);
//  printer.write(0x2A);
//  delay(20);
//  
//  // Select 24-dot double density, dec 33
//  printer.write(0x21);
//  delay(20);
//  // Set 0 <= nL <= 255, dec 255
//  printer.write(0xFF);
//  delay(20);
//  // Set 0 <= nH <= 3, dec 3
//  printer.write(0x03);
//  delay(20);
//  // Define downloaded bit image
//  printer.write(0x1D);
//  printer.write(0x2A);
//  delay(20);
//  // Set data, in bytes
//  
//  for(int i = 0; i < 3069; i++) {
//    printer.write(0xFF);
//  }
//  
//  delay(20);
//  
//  // Print buffer
//  printer.write(0x1D);
//  printer.write(0x2F);

//
//  // Partial cut
//  printer.write(0x1D);
//  printer.write(0x56);
//  
//  printer.write(0x42); // dec 66
//  printer.write('0');
//  
//  delay(1000);

}