Vehicle-mounted navigator phonetically-reporting destination method
A car navigator and voice broadcast technology, applied to road network navigators and other directions, can solve problems such as judgment and destination errors, and achieve the effect of ensuring correctness
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[0014] Such as figure 1 As shown, a method for voice broadcast destination of a car navigator of the present embodiment includes the following steps:
[0015] a) The car navigator receives the destination instruction sent by the message center; the message transceiver module of the car navigator monitors the message sent by the message center in real time, and receives the destination instruction sent through the message channel;
[0016] b) Analyze the destination position coordinates in the destination command; first read the first byte and the second byte, if the second byte is 0X01, it means that the command is a one-key navigation command, read the 3- 4 bytes, if the type of the second byte is 0X01, then the value of 3-4 bytes is always 0X08, parse 5-8 bytes as the X value of the destination coordinates, and 9-12 bytes as the destination coordinates Y value;
[0017] c) Match the coordinates of the destination location with the administrative division data in the map da...
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