That's right. GPSD autodetects USB connected GPS automatically and adjusts to its parameters, without any configuration. However, I had a problem with a Prolific PL2303 USB-to -serial adapter - it always stopped working with GPSB after some 8-15 seconds of successful communication. Still don't know if it is a specific problem of the combination of GPSd and PL drivers or whether my PL adapter is just defect, but it seems to work well under other circumstances, e.g. when just dumping the serial messages to the console.

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