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MEITRACK T400G TPMS Scheme User Guide
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GPRS Reply
DA3,<
Location 1
>...<
Location n
>,OK
Description
Location: indicates the installation location of a tire pressure sensor; 1 byte; unsigned;
hexadecimal.
Bits 7–5: indicate the vehicle's head part or trailer. 000(B): vehicle's head part; 001(B):
trailer 1; 010(B): trailer 2; 011(B): trailer 3; 100(B): trailer 4.
Bits 4–0: indicate the tire number. For example, 00001(B), indicating the first tire.
Note:
1. The maximum value of
n
is 64.
2. If the command is sent successfully, the installation locations of deleted tire pressure
sensors will be received.
Example
GPRS Sending
@@i27,863835020877432,DA3,0A*22\r\n
GPRS Reply
$$i34,863835020877432,DA3,0A,OK*56\r\n
9.2.5
Obtaining Data of Multiple Tire Pressure Sensors – DA4 (GPRS)
GPRS Sending
DA4,<
Location 1
><
ID1
>...<
Location n
><
IDn
>
GPRS Reply
DA4,<
Location 1
><
ID1
>...<
Location n
><
IDn
>,OK
Description
Location: indicates the installation location of a tire pressure sensor; 1 byte;
unsigned; hexadecimal.
Bits 7–5: indicate the vehicle's head part or trailer. 000(B): vehicle's head part;
001(B): trailer 1; 010(B): trailer 2; 011(B): trailer 3; 100(B): trailer 4.
Bits 4–0: indicate the tire number. For example, 00001(B), indicating the first tire.
ID: indicates a tire pressure sensor's ID number; 4 bytes; unsigned; hexadecimal.
Note:
1. At most 64 tire pressure sensors are supported. In other words, the maximum value
of
n
is 64.
2. If the command is sent successfully, the installation locations and ID numbers of
bound tire pressure sensors will be received.
Example
GPRS Sending
@@\31,863835020877432,DA4,9800100100*62\r\n
GPRS Reply
$$\59,863835020877432,DA4,0210000000!01000000800100100C11000000980010010
0010185R00,OK*A4\r\n
9.2.6
Setting Alert Thresholds of a Tire Pressure Sensor – DA5 (GPRS)
GPRS Sending
DA5,<
High pressure threshold of the first axle
><
Low pressure threshold of the first
axle
><
High pressure threshold of the second axle
><
Low pressure threshold of the second
axle
><
High pressure threshold of the third axle
><
Low pressure threshold of the third
axle
><
High pressure threshold of the fourth axle
><
Low pressure threshold of the fourth
axle
><
High pressure threshold of the trailer
><
Low pressure threshold of the
trailer
><
High temperature threshold
>
GPRS Reply
DA5,OK