escNewLine = chr(10); // New line (LF line feed)
escUnerlineOn = chr(27) + chr(45) + chr(1); // Unerline On
escUnerlineOnx2 = chr(27) + chr(45) + chr(2); // Unerline On x 2
escUnerlineOff = chr(27) + chr(45) + chr(0); // Unerline Off
escBoldOn = chr(27) + chr(69) + chr(1); // Bold On
escBoldOff = chr(27) + chr(69) + chr(0); // Bold Off
escNegativeOn = chr(29) + chr(66) + chr(1); // White On Black On’
escNegativeOff = chr(29) + chr(66) + chr(0); // White On Black Off

esc8CpiOn = chr(29) + chr(33) + chr(16); // Font Size x2 On
esc8CpiOff = chr(29) + chr(33) + chr(0); // Font Size x2 Off

esc16CpiOn = chr(27) + chr(77) + chr(48); // Font A — Normal Font
esc16CpiOff = chr(27) + chr(77) + chr(0); // Font A — Normal Font

esc20CpiOn = chr(27) + chr(77) + chr(49); // Font B — Small Font
esc20CpiOff = chr(27) + chr(77) + chr(0); // Font B — Small Font

escReset = chr(27) + chr(64); //chr(27) + chr(77) + chr(48); // Reset Printer
escFeedAndCut = chr(29) + chr(86) + chr(65); // Partial Cut and feed
escSizeUp = chr(27) + chr(33) + chr(16);
escSizeDown = chr(27) + chr(33) + chr(0);
escPulse = Chr(27) + chr(112) + Chr(0) + Chr(50) + chr(100);

escAlignLeft = chr(27) + chr(97) + chr(48); // Align Text to the Left
escAlignCenter = chr(27) + chr(97) + chr(49); // Align Text to the Center
escAlignRight = chr(27) + chr(97) + chr(50); // Align Text to the Right
escCut = chr(27) + chr(105); // Cut paper