79 lines
2.0 KiB
Python
79 lines
2.0 KiB
Python
import asyncio
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from carbus_async import CanMessage
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from carbus_async.device import CarBusDevice, CanTiming
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from isotp_async.carbus_iface import CarBusCanTransport
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from isotp_async import IsoTpChannel
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from uds_async.client import UdsClient
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import logging
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async def main(is_debug=False):
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if is_debug:
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logging.basicConfig(
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level=logging.DEBUG,
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format="%(asctime)s [%(levelname)s] %(name)s: %(message)s",
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)
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logging.getLogger("carbus_async.wire").setLevel(logging.DEBUG)
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dev = await CarBusDevice.open("COM6")
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await dev.open_can_channel(
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channel=1,
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nominal_bitrate=500_000,
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)
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# await dev.open_can_channel_custom(
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# channel=1,
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# nominal_timing=CanTiming(
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# prescaler=15,
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# tq_seg1=12,
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# tq_seg2=3,
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# sjw=1
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# ),
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# data_timing=CanTiming(
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# prescaler=6,
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# tq_seg1=7,
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# tq_seg2=2,
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# sjw=1
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# ),
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# fd=True,
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# brs=True,
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# )
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await dev.set_terminator(channel=1, enabled=True)
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await asyncio.sleep(0.5)
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msg = CanMessage(can_id=0x7E0, data=b"\x02\x3E\x00\x00\x00\x00\x00\x00",fd=True, brs=True)
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await dev.send_can(msg, channel=1)
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info = await dev.get_device_info()
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print("HW:", info.hardware_id, info.hardware_name)
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print("FW:", info.firmware_version)
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print("Serial #", info.serial_int)
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print("Features:",
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"gateway" if info.feature_gateway else "",
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"isotp" if info.feature_isotp else "",
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"txbuf" if info.feature_tx_buffer else "",
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"txtask" if info.feature_tx_task else "",
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)
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await dev.clear_all_filters(1)
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await dev.set_std_id_filter(1, index=0, can_id=0x7E8, mask=0x7FF)
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can_tr = CarBusCanTransport(dev, channel=1, rx_id=0x7E8)
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isotp = IsoTpChannel(can_tr, tx_id=0x7E0, rx_id=0x7E8)
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uds = UdsClient(isotp)
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vin = await uds.read_data_by_identifier(0xF190)
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print("VIN:", vin.decode(errors="ignore"))
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await dev.close()
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asyncio.run(main())
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