2010-02-26 08:54:46 +00:00
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""" ESC/POS Commands (Constants) """
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# Feed control sequences
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CTL_LF = '\x0a' # Print and line feed
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CTL_FF = '\x0c' # Form feed
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CTL_CR = '\x0d' # Carriage return
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CTL_HT = '\x09' # Horizontal tab
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CTL_VT = '\x0b' # Vertical tab
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# Printer hardware
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HW_INIT = '\x1b\x40' # Clear data in buffer and reset modes
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HW_SELECT = '\x1b\x3d\x01' # Printer select
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HW_RESET = '\x1b\x3f\x0a\x00' # Reset printer hardware
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# Cash Drawer
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CD_KICK_2 = '\x1b\x70\x00' # Sends a pulse to pin 2 []
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CD_KICK_5 = '\x1b\x70\x01' # Sends a pulse to pin 5 []
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# Paper
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PAPER_FULL_CUT = '\x1d\x56\x00' # Full cut paper
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PAPER_PART_CUT = '\x1d\x56\x01' # Partial cut paper
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# Text format
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TXT_NORMAL = '\x1b\x21\x00' # Normal text
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TXT_2HEIGHT = '\x1b\x21\x10' # Double height text
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TXT_2WIDTH = '\x1b\x21\x20' # Double width text
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2014-02-24 07:09:35 +00:00
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TXT_4SQUARE = '\x1b\x21\x30' # Quad area text
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2010-02-26 08:54:46 +00:00
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TXT_UNDERL_OFF = '\x1b\x2d\x00' # Underline font OFF
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TXT_UNDERL_ON = '\x1b\x2d\x01' # Underline font 1-dot ON
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TXT_UNDERL2_ON = '\x1b\x2d\x02' # Underline font 2-dot ON
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TXT_BOLD_OFF = '\x1b\x45\x00' # Bold font OFF
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TXT_BOLD_ON = '\x1b\x45\x01' # Bold font ON
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TXT_FONT_A = '\x1b\x4d\x00' # Font type A
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TXT_FONT_B = '\x1b\x4d\x01' # Font type B
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TXT_ALIGN_LT = '\x1b\x61\x00' # Left justification
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TXT_ALIGN_CT = '\x1b\x61\x01' # Centering
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TXT_ALIGN_RT = '\x1b\x61\x02' # Right justification
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# Barcode format
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BARCODE_TXT_OFF = '\x1d\x48\x00' # HRI barcode chars OFF
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BARCODE_TXT_ABV = '\x1d\x48\x01' # HRI barcode chars above
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BARCODE_TXT_BLW = '\x1d\x48\x02' # HRI barcode chars below
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BARCODE_TXT_BTH = '\x1d\x48\x03' # HRI barcode chars both above and below
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BARCODE_FONT_A = '\x1d\x66\x00' # Font type A for HRI barcode chars
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BARCODE_FONT_B = '\x1d\x66\x01' # Font type B for HRI barcode chars
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BARCODE_HEIGHT = '\x1d\x68\x64' # Barcode Height [1-255]
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BARCODE_WIDTH = '\x1d\x77\x03' # Barcode Width [2-6]
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BARCODE_UPC_A = '\x1d\x6b\x00' # Barcode type UPC-A
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BARCODE_UPC_E = '\x1d\x6b\x01' # Barcode type UPC-E
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BARCODE_EAN13 = '\x1d\x6b\x02' # Barcode type EAN13
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BARCODE_EAN8 = '\x1d\x6b\x03' # Barcode type EAN8
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BARCODE_CODE39 = '\x1d\x6b\x04' # Barcode type CODE39
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BARCODE_ITF = '\x1d\x6b\x05' # Barcode type ITF
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BARCODE_NW7 = '\x1d\x6b\x06' # Barcode type NW7
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# Image format
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S_RASTER_N = '\x1d\x76\x30\x00' # Set raster image normal size
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S_RASTER_2W = '\x1d\x76\x30\x01' # Set raster image double width
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S_RASTER_2H = '\x1d\x76\x30\x02' # Set raster image double height
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S_RASTER_Q = '\x1d\x76\x30\x03' # Set raster image quadruple
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