MEITRACK T622 GPRS Protocol
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Bits 0–7 correspond to status of output
ports 1–8.
Output ports 1 and 6 are
high level.
Input status
8-bit unsigned
Status values of eight input ports
Bits 0–7 correspond to status of input
ports 1–8.
04
(MSB:0000 0100:LSB)
Input port 3 is high level.
1
Analog
input
value
AD1
16-bit unsigned
Analog 1<AD1>
0000
DEC(0)
2
AD2
16-bit unsigned
Analog 2<AD2>
0000
DEC(0)
2
AD3
16-bit unsigned
Analog 3<AD3>
0000
DEC(0)
2
AD4
16-bit unsigned
Battery analog<AD4>
56 14
DEC(5206)
2
AD5
16-bit unsigned
External power analog<AD5>
22 02
DEC(546)
2
Assisted
event
info
Geo-fence
number
2 of 32-bit unsigned
Only available by GPRS event code 20
or 21.
02 00 00 00 00 00 00 00
Indicates geo-fence 2.
4x2
RFID
2 of 32-bit unsigned
Indicates the IC card identity code.
Only available by GPRS event code 37.
D7 9D D1 0000 00 00 00
The RFID number is
13737431.
Vehicle theft
trigger source
2 of 32-bit unsigned
Only available by GPRS event code 58.
17 00 00 00 00 00 00 00
A vehicle theft alert is
generated because the
external power is cut off.
System flag
System flag is only included in event 35
"Time Interval Tracking".
2 of 32-bit unsigned
Only available by GPRS event code 35.
Bit 0: Whether to change the EEP2
parameter. When the value is
1
, the
EEP2 parameter is changed.
Bits 1–7: reserved.
Bit 8: Whether to connect the FMS.
When the value is
1
, the FMS is
connected.
Bit 9: Whether to enable the FMS
function. When the value is
1
, the
function is enabled.
Bits 10–31: reserved.
01 00 00 00 00 00 00 00
The
parameter
is
modified.
Temperature
sensor No.
2 of 32-bit unsigned
Only available by GPRS event code 50
07 00 00 00 00 00 00 00
Indicates
temperature
