Control Weber Marking Markoprint X1Jet printer with python

X1JET.py

# https://www.weber-marking.com/inkjet-printers/drop-on-demand-inkjet-printers/markoprint-x1jet.html
import serial

ESC = "\x1B"
CR = "\x0D"
STX = "\x02"
ETX = "\x03"


class X1Jet:
    def __init__(self, port="COM1", baud=9600, timeout=1):
        self.serial = serial.Serial(port=port, baudrate=baud, timeout=timeout)

    def handshake(self):
        """Send handshake to X1JET"""
        # <ESC>*<CR>
        with self.serial as s:
            print("Send handshake")
            command = f"{ESC}*{CR}"
            s.write(bytearray(command, encoding="UTF-8"))
            response = s.readline()
            print(response.decode("UTF-8"))

    def save_print(
        self, name="MABI", angle=0, x="00000", y="0000", font="A8mm", text="Text"
    ):
        """Send print data to X1JET"""
        # <ESC>EW----;1.00I<CR>
        # <ESC>P1-0-000000000:A8mm;Test<CR>
        # <ESC>EX----;<CR>
        with self.serial as s:
            print("Save print")
            commands = [
                f"{ESC}EW----;{name}.00I{CR}",
                f"{ESC}P1-{angle}-{x}{y};{font};{text}{CR}",
                f"{ESC}EX----;{CR}",
            ]
            for command in commands:
                s.write(bytearray(command, encoding="UTF-8"))
            response = s.readline()
            print(response.decode("UTF-8"))

    def load_print(self, name="1", head=1, mode=1):
        """Load print data for printing"""
        # <STX>TZ1.00I;11<CR><ETX>
        with self.serial as s:
            print("Load print")
            command = f"{STX}TZ{name}.00I;{head}{mode}{CR}{ETX}"
            s.write(bytearray(command, encoding="UTF-8"))
            response = s.readline()
            print(response.decode("UTF-8"))

    def enable_print(self):
        """Enable print"""
        # <ESC>F<CR>
        with self.serial as s:
            print("Enable print")
            command = f"{ESC}F{CR}"
            s.write(bytearray(command, encoding="UTF-8"))
            response = s.readline()
            print(response.decode("UTF-8"))


x1jet = X1Jet()
x1jet.handshake()
x1jet.save_print(text="Hello World")
x1jet.load_print()
x1jet.enable_print()

Important, if the selected font (A8mm) is not installed on the printer, nothing happens.
Additional fonts can be uploaded using iDesign8.