Lixada Usb Dmx 512 Driver Windows 10 -
class LixadaDMX: """Controls Lixada USB DMX512 dongle on Windows 10."""
def _continuous_sender(self, fps): interval = 1.0 / fps while self.running: start = time.perf_counter() self.send_frame() elapsed = time.perf_counter() - start if elapsed < interval: time.sleep(interval - elapsed)
def set_channel(self, channel, value): """ Set DMX channel value. Args: channel: 1..512 value: 0..255 """ if channel < 1 or channel > self.DMX_CHANNELS: raise ValueError(f"Channel must be 1..self.DMX_CHANNELS") if value < 0 or value > 255: raise ValueError("Value must be 0..255") with self.lock: self.dmx_data[channel - 1] = value lixada usb dmx 512 driver windows 10
def __enter__(self): return self
def __init__(self, com_port=None, auto_find=True): """ Args: com_port: e.g., 'COM3'. If None and auto_find=True, searches for CP2102/CH340. auto_find: Automatically detect the dongle. """ self.serial = None self.running = False self.dmx_data = bytearray([0] * self.DMX_CHANNELS) self.lock = threading.Lock() if auto_find and com_port is None: com_port = self.find_lixada_port() if com_port is None: raise RuntimeError("No Lixada DMX dongle found. Check USB connection.") self.com_port = com_port self._open_serial() class LixadaDMX: """Controls Lixada USB DMX512 dongle on
DMX_CHANNELS = 512 BREAK_TIME = 0.0001 # 100µs break MAB_TIME = 0.000012 # 12µs mark after break
def _send_break(self): """Generate DMX break by setting baudrate to low value temporarily.""" # Standard trick for Open DMX: set low baudrate to create break self.serial.baudrate = 9600 self.serial.write(b'\x00') self.serial.baudrate = 250000 # Small delay for MAB (hardware-dependent) time.sleep(self.MAB_TIME) auto_find: Automatically detect the dongle
def stop_continuous_sending(self): """Stop background DMX transmission.""" self.running = False if hasattr(self, '_sender_thread'): self._sender_thread.join(timeout=0.5)
