42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
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import asyncio
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import serial_asyncio
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from rich.console import Console
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from rich import inspect
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from datetime import datetime
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import mtrreader
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import mtrlog
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class OutputProtocol(asyncio.Protocol):
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def connection_made(self, transport):
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self.transport = transport
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print('port opened', transport)
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transport.serial.rts = False # You can manipulate Serial object via transport
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transport.write(b'Hello, World!\n') # Write serial data via transport
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def data_received(self, data):
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print('data received', repr(data))
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msg = mtrreader.MtrDataMessage(data)
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inspect(msg)
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print(mtrlog.MtrLogFormatter.format(self, msg, datetime.now()))
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if b'\n' in data:
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self.transport.close()
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def connection_lost(self, exc):
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print('port closed')
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self.transport.loop.stop()
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def pause_writing(self):
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print('pause writing')
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print(self.transport.get_write_buffer_size())
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def resume_writing(self):
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print(self.transport.get_write_buffer_size())
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print('resume writing')
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loop = asyncio.get_event_loop()
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coro = serial_asyncio.create_serial_connection(loop, OutputProtocol, '/dev/ttyUSB0', baudrate=9600)
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transport, protocol = loop.run_until_complete(coro)
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loop.run_forever()
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loop.close()
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