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Add support for slip/cheque dot matrix printers (#485)

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* Add support for slip/cheque dot matrix printers

* format

* fix comments

---------

Co-authored-by: Patrick Kanzler <4189642+patkan@users.noreply.github.com>
Co-authored-by: Patrick Kanzler <dev@pkanzler.de>
This commit is contained in:
Mathieu Poussin
2023-05-09 01:25:48 +02:00
committed by GitHub
parent 6849dd3979
commit 7bf8d4e4b8
3 changed files with 54 additions and 0 deletions
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10
src/escpos/constants.py
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@@ -77,6 +77,16 @@ LINE_DISPLAY_CLOSE = ESC + b"\x3d\x01"
SHEET_SLIP_MODE = ESC + b"\x63\x30\x04" # slip paper
SHEET_ROLL_MODE = ESC + b"\x63\x30\x01" # paper roll
# Slip specific codes
SLIP_EJECT = ESC + b"\x4b\xc0" # Eject the slip or cheque
SLIP_SELECT = FS # Select the slip station as default station
SLIP_SET_WAIT_TIME = (
ESC + b"\x1b\x66"
) # Set timeout waiting for a slip/cheque to be inserted
SLIP_PRINT_AND_EJECT = (
b"\x0c" # Print the buffer and eject (after waiting for the paper to be inserted)
)
# Text format
# TODO: Acquire the "ESC/POS Application Programming Guide for Paper Roll
# Printers" and tidy up this stuff too.