Xprinter Xpn160ii Driver Here

"""
XPrinter XPN160II Driver (ESC/POS compatible)
Author: Generated solution
"""
import usb.core
import usb.util
import serial
import serial.tools.list_ports
from PIL import Image
import time
class XPN160II:
def init(self, vendor_id=0x0416, product_id=0x5011, port=None):
"""
vendor_id, product_id: typical for XPrinter (may vary)
port: if None, auto-detect USB; if 'COM3' or '/dev/ttyUSB0' use serial
"""
self.device = None
if port is None:
self._connect_usb(vendor_id, product_id)
else:
self._connect_serial(port) xprinter xpn160ii driver
def _connect_usb(self, vid, pid):
    self.device = usb.core.find(idVendor=vid, idProduct=pid)
    if self.device is None:
        raise RuntimeError("XPN160II not found via USB")
    # Detach kernel driver if needed (Linux)
    if self.device.is_kernel_driver_active(0):
        self.device.detach_kernel_driver(0)
    self.device.set_configuration()
    self.usb_mode = True
def _connect_serial(self, port):
    self.ser = serial.Serial(port, baudrate=9600, bytesize=8, parity='N', stopbits=1, timeout=1)
    self.usb_mode = False
def _write(self, data):
    if self.usb_mode:
        self.device.write(0x01, data, 1000)
    else:
        self.ser.write(data)
# ---------- ESC/POS commands ----------
def init(self):
    """Initialize printer"""
    self._write(b'\x1B\x40')
def set_align(self, align='left'):
    """Align: left, center, right"""
    if align == 'left':
        self._write(b'\x1B\x61\x00')
    elif align == 'center':
        self._write(b'\x1B\x61\x01')
    elif align == 'right':
        self._write(b'\x1B\x61\x02')
def set_bold(self, enable=True):
    self._write(b'\x1B\x45' + bytes([1 if enable else 0]))
def set_font_size(self, width=1, height=1):
    """width, height: 1-8"""
    w = max(0, min(7, width - 1))
    h = max(0, min(7, height - 1))
    self._write(b'\x1D\x21' + bytes([(w << 4) | h]))
def text(self, content):
    self._write(content.encode('cp437', errors='replace'))
def textline(self, content):
    self.text(content + '\n')
def barcode(self, code, type='CODE128'):
    """Print barcode (type: CODE128, CODE39, EAN13, etc.)"""
    if type == 'CODE128':
        self._write(b'\x1D\x6B\x49' + bytes([len(code)]) + code.encode() + b'\x00')
    elif type == 'CODE39':
        self._write(b'\x1D\x6B\x04' + code.encode() + b'\x00')
    else:
        raise ValueError("Unsupported barcode type")
def qr_code(self, data, size=6):
    """Print QR code"""
    self._write(b'\x1D\x28\x6B\x03\x00\x31\x43' + bytes([size]))
    pl = len(data) + 3
    plh = pl & 0xFF
    pll = (pl >> 8) & 0xFF
    self._write(b'\x1D\x28\x6B' + bytes([plh, pll, 0x31, 0x50, 0x30]) + data.encode('cp437'))
    self._write(b'\x1D\x28\x6B\x03\x00\x31\x51\x30')
def image(self, img_path, width=384):
    """Print bitmap image (dither to monochrome)"""
    img = Image.open(img_path).convert('1')  # 1-bit monochrome
    # Scale to printer width (384px typical for 58/80mm)
    img = img.resize((width, int(img.height * width / img.width)))
    pixels = img.load()
    bytes_per_line = (width + 7) // 8
    bitmap = bytearray()
    for y in range(img.height):
        for xb in range(bytes_per_line):
            byte = 0
            for bit in range(8):
                x = xb * 8 + bit
                if x < width and pixels[x, y] == 0:
                    byte |= (1 << (7 - bit))
            bitmap.append(byte)
    # ESC/POS raster command
    header = b'\x1D\x76\x30\x00' + bytes([bytes_per_line & 0xFF, (bytes_per_line >> 8) & 0xFF]) + bytes([img.height & 0xFF, (img.height >> 8) & 0xFF])
    self._write(header + bytes(bitmap))
def cut(self, full=True):
    """Cut paper"""
    if full:
        self._write(b'\x1D\x56\x41\x00')
    else:
        self._write(b'\x1D\x56\x42\x00')
def feed(self, lines=3):
    """Feed paper n lines"""
    self._write(b'\x1B\x64' + bytes([lines]))
def close(self):
    if hasattr(self, 'ser') and self.ser:
        self.ser.close()
    elif self.device:
        usb.util.dispose_resources(self.device)

This is where many users get confused.
Commentary: Where drivers abstract away device idiosyncrasies, developers win fewer support tickets; where they don’t, integrators write workarounds and pray. This is where many users get confused