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This is a library for the Adafruit Thermal Printer
Pick one up at -->
These printers use TTL serial to communicate, 2 pins are required
Adafruit invests time and resources providing this open source code,
please support Adafruit and open-source hardware by purchasing
products from Adafruit!
Written by Limor Fried/Ladyada for Adafruit Industries.
MIT license, all text above must be included in any redistribution
#ifndef Thermal_h
#define Thermal_h
#if ARDUINO >= 100
#include "Arduino.h"
#include "SoftwareSerial.h"
#include "WProgram.h"
#include "WConstants.h"
#include "NewSoftSerial.h"
#define UPC_A 0
#define UPC_E 1
#define EAN13 2
#define EAN8 3
#define CODE39 4
#define I25 5
#define CODEBAR 6
#define CODE93 7
#define CODE128 8
#define CODE11 9
#define MSI 10
class Adafruit_Thermal : public Print {
Adafruit_Thermal(int RX_Pin, int TX_Pin); // constructor
void begin();
void setDefault();
void test();
#if ARDUINO >= 100
size_t write(uint8_t c);
void write(uint8_t c);
void inverseOn();
void inverseOff();
void doubleHeightOn();
void doubleHeightOff();
void boldOn();
void boldOff();
void underlineOn();
void underlineOff();
void justify(char value);
void feed(uint8_t x = 1);
void sleep();
void wake();
void setCharSpacing(int spacing);
void setSize(char value);
void setLineHeight(int val = 32);
void printBarcode(char * text, uint8_t type);
void setBarcodeHeight(int val);
void setBottomUp(int up);
void printBitmap(uint8_t w, uint8_t h, const unsigned char *bitmap); //uint8_t
void printBitmapMirrorH(uint8_t w, uint8_t h, const unsigned char *bitmap); //uint8_t
void printBitmapMirrorV(uint8_t w, uint8_t h, const unsigned char *bitmap); //uint8_t
unsigned char invertbits(unsigned char val);
unsigned char swap8(unsigned char val);
// ??
void tab();
#if ARDUINO >= 100
SoftwareSerial * _printer;
NewSoftSerial * _printer;
boolean linefeedneeded;
// little helpers to make code easier to read&use
void writeBytes(uint8_t a, uint8_t b);
void writeBytes(uint8_t a, uint8_t b, uint8_t c);
void writeBytes(uint8_t a, uint8_t b, uint8_t c, uint8_t d);
int _RX_Pin;
int _TX_Pin;
int heatTime;
int heatInterval;
char printDensity;
char printBreakTime;