MeiTrack VT310 User Manual download pdf (Page 15)

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=0,cancle

=[1,4294967295] meter(s)

Distance interval is suggested to be set above 300 meters.

Example:

40 40 00 14 40 20 50 20 81 4F FF 43 03 33 30 30 9B C5 0D 0A

Above command will set interval as 300 meters.

Response:

$$<L><ID><0x4303><Flag><checksum> \r\n

Note:

Flag

=0x00, failure response;

=0x01, success response.

24. Delete Mileage – 0x4351

Command:

@@<L><ID><0x4351><checksum> \r\n

Description:

Delete total mileage of GPRS packets.

When mileage is deleted, the server should have a corresponding program to avoid

calculation mistake.

Note:

If mileage is accelerated to 4294967295 meters, it will be deleted automatically.

Example:

40 40 00 11 40 10 47 20 21 3F FF 43 51 40 48 0D 0A

Response:

$$<L><ID><0x4351><Flag><checksum> \r\n

Note:

Flag

=0x00, failure response;

=0x01, success response.

25. Reboot GPS – 0x4902

Command:

@@<L><ID><0x4902> <checksum>\r\n

Description:

Reboot the GPS module of the tracker.

Example:

40 40 00 11 12 34 56 FF FF FF FF 49 02 71 AC 0D 0A

Response:

$$<L><ID><0x4902><Flag><checksum> \r\n

Note:

Flag

=0x00, failure response;

=0x01, success response.

26. Heartbeat – 0x5199

Command:

@@<L><ID><0x5199><data><checksum> \r\n

Description:

Set time interval for heartbeat mode.

Note:

data=[0,65535], in ASCII code and in unit of minute

Example:

40 40 00 13 12 34 56 FF FF FF FF 51 99 31 32 24 89 0D 0A

Above command will set interval as 12 minutes. The tracker will send heartbeat (0x00)

data to the server every 12 minutes.

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MeiTrack VT310 User Manual Page 15

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