99 lines
4.7 KiB
Python
99 lines
4.7 KiB
Python
""" ESC/POS Commands (Constants) """
|
|
|
|
# Control characters
|
|
# as labelled in http://www.novopos.ch/client/EPSON/TM-T20/TM-T20_eng_qr.pdf
|
|
NUL = '\x00'
|
|
EOT = '\x04'
|
|
ENQ = '\x05'
|
|
DLE = '\x10'
|
|
DC4 = '\x14'
|
|
CAN = '\x18'
|
|
ESC = '\x1b'
|
|
FS = '\x1c'
|
|
GS = '\x1d'
|
|
|
|
# Feed control sequences
|
|
CTL_LF = '\x0a' # Print and line feed
|
|
CTL_FF = '\x0c' # Form feed
|
|
CTL_CR = '\x0d' # Carriage return
|
|
CTL_HT = '\x09' # Horizontal tab
|
|
CTL_SET_HT = ESC + '\x44' # Set horizontal tab positions
|
|
CTL_VT = ESC + '\x64\x04' # Vertical tab
|
|
# Printer hardware
|
|
HW_INIT = ESC + '\x40' # Clear data in buffer and reset modes
|
|
HW_SELECT = ESC + '\x3d\x01' # Printer select
|
|
HW_RESET = ESC + '\x3f\x0a\x00' # Reset printer hardware
|
|
# Cash Drawer
|
|
CD_KICK_2 = ESC + '\x70\x00' # Sends a pulse to pin 2 []
|
|
CD_KICK_5 = ESC + '\x70\x01' # Sends a pulse to pin 5 []
|
|
# Paper
|
|
PAPER_FULL_CUT = GS + '\x56\x00' # Full cut paper
|
|
PAPER_PART_CUT = GS + '\x56\x01' # Partial cut paper
|
|
# Text format
|
|
TXT_NORMAL = ESC + '\x21\x00' # Normal text
|
|
TXT_2HEIGHT = ESC + '\x21\x10' # Double height text
|
|
TXT_2WIDTH = ESC + '\x21\x20' # Double width text
|
|
TXT_4SQUARE = ESC + '\x21\x30' # Quad area text
|
|
TXT_UNDERL_OFF = ESC + '\x2d\x00' # Underline font OFF
|
|
TXT_UNDERL_ON = ESC + '\x2d\x01' # Underline font 1-dot ON
|
|
TXT_UNDERL2_ON = ESC + '\x2d\x02' # Underline font 2-dot ON
|
|
TXT_BOLD_OFF = ESC + '\x45\x00' # Bold font OFF
|
|
TXT_BOLD_ON = ESC + '\x45\x01' # Bold font ON
|
|
TXT_FONT_A = ESC + '\x4d\x00' # Font type A
|
|
TXT_FONT_B = ESC + '\x4d\x01' # Font type B
|
|
TXT_ALIGN_LT = ESC + '\x61\x00' # Left justification
|
|
TXT_ALIGN_CT = ESC + '\x61\x01' # Centering
|
|
TXT_ALIGN_RT = ESC + '\x61\x02' # Right justification
|
|
# Char code table
|
|
CHARCODE_PC437 = ESC + '\x74\x00' # USA: Standard Europe
|
|
CHARCODE_JIS = ESC + '\x74\x01' # Japanese Katakana
|
|
CHARCODE_PC850 = ESC + '\x74\x02' # Multilingual
|
|
CHARCODE_PC860 = ESC + '\x74\x03' # Portuguese
|
|
CHARCODE_PC863 = ESC + '\x74\x04' # Canadian-French
|
|
CHARCODE_PC865 = ESC + '\x74\x05' # Nordic
|
|
CHARCODE_WEU = ESC + '\x74\x06' # Simplified Kanji, Hirakana
|
|
CHARCODE_GREEK = ESC + '\x74\x07' # Simplified Kanji
|
|
CHARCODE_HEBREW = ESC + '\x74\x08' # Simplified Kanji
|
|
CHARCODE_PC1252 = ESC + '\x74\x11' # Western European Windows Code Set
|
|
CHARCODE_PC866 = ESC + '\x74\x12' # Cirillic #2
|
|
CHARCODE_PC852 = ESC + '\x74\x13' # Latin 2
|
|
CHARCODE_PC858 = ESC + '\x74\x14' # Euro
|
|
CHARCODE_THAI42 = ESC + '\x74\x15' # Thai character code 42
|
|
CHARCODE_THAI11 = ESC + '\x74\x16' # Thai character code 11
|
|
CHARCODE_THAI13 = ESC + '\x74\x17' # Thai character code 13
|
|
CHARCODE_THAI14 = ESC + '\x74\x18' # Thai character code 14
|
|
CHARCODE_THAI16 = ESC + '\x74\x19' # Thai character code 16
|
|
CHARCODE_THAI17 = ESC + '\x74\x1a' # Thai character code 17
|
|
CHARCODE_THAI18 = ESC + '\x74\x1b' # Thai character code 18
|
|
# Barcode format
|
|
BARCODE_TXT_OFF = GS + '\x48\x00' # HRI barcode chars OFF
|
|
BARCODE_TXT_ABV = GS + '\x48\x01' # HRI barcode chars above
|
|
BARCODE_TXT_BLW = GS + '\x48\x02' # HRI barcode chars below
|
|
BARCODE_TXT_BTH = GS + '\x48\x03' # HRI barcode chars both above and below
|
|
BARCODE_FONT_A = GS + '\x66\x00' # Font type A for HRI barcode chars
|
|
BARCODE_FONT_B = GS + '\x66\x01' # Font type B for HRI barcode chars
|
|
BARCODE_HEIGHT = GS + '\x68\x64' # Barcode Height [1-255]
|
|
BARCODE_WIDTH = GS + '\x77\x03' # Barcode Width [2-6]
|
|
BARCODE_UPC_A = GS + '\x6b\x00' # Barcode type UPC-A
|
|
BARCODE_UPC_E = GS + '\x6b\x01' # Barcode type UPC-E
|
|
BARCODE_EAN13 = GS + '\x6b\x02' # Barcode type EAN13
|
|
BARCODE_EAN8 = GS + '\x6b\x03' # Barcode type EAN8
|
|
BARCODE_CODE39 = GS + '\x6b\x04' # Barcode type CODE39
|
|
BARCODE_ITF = GS + '\x6b\x05' # Barcode type ITF
|
|
BARCODE_NW7 = GS + '\x6b\x06' # Barcode type NW7
|
|
# Image format
|
|
S_RASTER_N = GS + '\x76\x30\x00' # Set raster image normal size
|
|
S_RASTER_2W = GS + '\x76\x30\x01' # Set raster image double width
|
|
S_RASTER_2H = GS + '\x76\x30\x02' # Set raster image double height
|
|
S_RASTER_Q = GS + '\x76\x30\x03' # Set raster image quadruple
|
|
# Printing Density
|
|
PD_N50 = GS + '\x7c\x00' # Printing Density -50%
|
|
PD_N37 = GS + '\x7c\x01' # Printing Density -37.5%
|
|
PD_N25 = GS + '\x7c\x02' # Printing Density -25%
|
|
PD_N12 = GS + '\x7c\x03' # Printing Density -12.5%
|
|
PD_0 = GS + '\x7c\x04' # Printing Density 0%
|
|
PD_P50 = GS + '\x7c\x08' # Printing Density +50%
|
|
PD_P37 = GS + '\x7c\x07' # Printing Density +37.5%
|
|
PD_P25 = GS + '\x7c\x06' # Printing Density +25%
|
|
PD_P12 = GS + '\x7c\x05' # Printing Density +12.5%
|