Created
April 2, 2022 10:36
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Test serial_asyncio with socat
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| import asyncio | |
| import serial_asyncio | |
| import serial | |
| class Output(asyncio.Protocol): | |
| def connection_made(self, transport): | |
| self.transport = transport | |
| print('port opened', transport) | |
| # This causes an exception | |
| #transport.serial.rts = False | |
| transport.write(b'hello world\n') | |
| def data_received(self, data): | |
| print('data received', repr(data)) | |
| self.transport.close() | |
| def connection_lost(self, exc): | |
| print('port closed') | |
| asyncio.get_event_loop().stop() | |
| loop = asyncio.get_event_loop() | |
| coro = serial_asyncio.create_serial_connection(loop, Output, | |
| url='/dev/virtualcom0', baudrate=57600, | |
| parity=serial.PARITY_NONE, | |
| stopbits=serial.STOPBITS_ONE, | |
| xonxoff=True, | |
| rtscts=False) | |
| loop.run_until_complete(coro) | |
| loop.run_forever() | |
| loop.close() | |
| # Try connecting to a virtual serial port created using: | |
| # socat pty,link=/dev/virtualcom0,raw TCP-LISTEN:11313,reuseaddr,fork |
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