42 lines
862 B
Python
42 lines
862 B
Python
"""
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Basic CAN frame transmission example using icsneopy library.
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Demonstrates how to transmit CAN frames on DW CAN 01.
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"""
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import icsneopy
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def transmit_can_frame():
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"""Transmit a CAN frame."""
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devices = icsneopy.find_all_devices()
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if not devices:
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raise RuntimeError("No devices found")
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device = devices[0]
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try:
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if not device.open():
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raise RuntimeError("Failed to open device")
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if not device.go_online():
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raise RuntimeError("Failed to go online")
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frame = icsneopy.CANMessage()
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frame.network = icsneopy.Network(icsneopy.Network.NetID.DWCAN_01)
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frame.arbid = 0x123
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frame.data = (0x01, 0x02, 0x03, 0x04)
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success = device.transmit(frame)
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if success:
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print(f"Frame transmitted: ID=0x{frame.arbid:03X}")
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else:
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print("Failed to transmit frame")
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finally:
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device.close()
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if __name__ == "__main__":
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transmit_can_frame()
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