Shenzhen SUNSKY Technology Limited
16
domain
【
0,999
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, the unit is seconds. When the V520 receives the instruction to confirm the
user password is correct, set the historical record of the sampling frequency of X. If X = 0, then
close the historical data records, if X
≠
0, then began to store GPS data as the X seconds time
interval, after the success of return to the sender to confirm the information "SET SAMPLING
OK".
Note:
1, record the data about the size of each 100B (BYTE).
2, used as a record of historical data storage space allocated size is 864KB (BYTE), data
storage stack covered with an updated approach. Suppose X = 30, it can record about 3 days
of data, if X = 300, it can record approximately 30 days of data. When the data is full 864KB,
the new data received to automatically overwrite the earliest recorded data.
3, if open the power-saving feature, and V520 will keep a long time in a stationary state, then
history will automatically shut down until the V520 has been awakened and opened the GPS.
2, historical data upload instructions
A, From a 24-hour history: I
Format:
# 808 # user's password # 24 # #
For example
: # 808 # 0000 # 24 # #
Note
: When the V520 user password to confirm receipt of the directive is correct, return to
sender confirmation message: "START UPLOAD 24H HISTORY RECORD". At the same time
began to send the last 24 hours of historical data to server, format and GPRS mode, the same
as 3.2.10 as shown in the information in the state prompted the STORAGE.
B, Read all the data records:
Format:
# 808 # 0000 # #
Description:
When the V520 receives the instruction to confirm the user password is correct,
return to sender confirmation message: "START UPLOAD ALL HISTORY RECORD". At the
same time sent historical data to sever, as shown in formats such as 3.2.10. Prompted the
state information is STORAGE.
3.1.12 Low voltage warning
