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MEITRACK T622 GPRS Protocol
Copyright © 2017 Meitrack Group All rights reserved. - 24 -
Description
Number of deleted GPRS events: hexadecimal. In general, the number is 1.
Number of remaining cache: indicates the number of events in the buffer; hexadecimal.
Applicable Model
T622
Example
GPRS Sending
@@h27,353358017784062,AFF,1*0B\r\n
GPRS Reply
$$h28,353358017784062,AFF,OK*3D\r\n
3.18
Setting a Geo-Fence – B05
GPRS Sending
B05,
Geo-fence number
,
Latitude
,
Longitude
,
Radius
,
IN Geo-fence alert
,
OUT Geo-fence
alert
GPRS Reply
B05,OK
Description
Geo-fence number: 1–8. A maximum of eight geo-fences can be set.
Latitude: latitude of the geo-fence center; decimal; accurate to 6 digits after the decimal
point. If there are only 4 digits after the decimal point, add two digits 0. Otherwise, the
command cannot be used successfully.
Longitude: longitude of the geo-fence center; decimal; accurate to 6 digits after the
decimal point. If there are only 4 digits after the decimal point, add two digits 0.
Otherwise, the command cannot be used successfully.
Radius: The value ranges from 1 to 4294967295. The unit is meter.
IN Geo-fence alert = 0: function disabled.
IN Geo-fence alert = 1: function enabled.
Out Geo-fence alert = 0: function disabled.
Out Geo-fence alert = 1: function enabled.
Applicable Model
T622
Example
GPRS Sending
@@H57,353358017784062,B05,1,22.913191,114.079882,1000,0,1*96\r\n
GPRS Reply
$$H28,353358017784062,B05,OK*F7\r\n
When the tracker exits the geo-fence (latitude: 22.913191; longitude: 114.079882; radiu:
1000m), it will send the following GPRS data packet to the server:
$$J132,353358017784062,AAA,21,22.918046,114.089726,080229123812,A,10,22,12,32,
1,21,6667,847,0|0|10133|4110,0000,124|181|183|2714|922,*5A\r\n
3.19
Deleting a Geo-Fence – B06
GPRS Sending
B06,
Geo-fence number
GPRS Reply
B06,OK
Description
Geo-fence number: 1–8. Only one geo-fence can be deleted each time by SMS or GPRS
command.
Applicable Model
T622
Example
GPRS Sending
@@J27,353358017784062,B06,1*C8\r\n
GPRS Reply
$$J28,353358017784062,B06,OK*FA\r\n