本文采用了基于STR720的车载GPS设备的设计，并通过USB、UART接口升级软件，使用电子地图有效的对汽车进行定位。
This paper presents a design of vehicle GPS device based on the STR720, and through USB, UART interface upgrade software. Electronic maps can be effectively used in positioning of the car.
本文采用了基于STR720的车载GPS设备的设计，并通过USB、UART接口升级软件，使用电子地图有效的对汽车进行定位。
This paper presents a design of vehicle GPS device based on the STR720, and through USB, UART interface upgrade software. Electronic maps can be effectively used in positioning of the car.
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