Deluo TRISTAR25 GPS Receiver User Manual


 
Deluo Electronics http://www.deluo.com
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4.2.1.5 EverMore Binary Input Message 0x8F: Set Operating Mode
Purpose
Sets the navigation update rate and receiver-operating mode. The receiver-operating mode
can be set to one of the following:
1. Normal full power mode without 1PPS output synchronized.
2. Power saving mode without 1PPS out synchronized.
3. Normal full-power mode with 1PPS output synchronized.
With Navigation Update Rate set to n, measurement is taken and navigation solution is
computed every n seconds. When power saving mode is selected, the RF/GPSBBP On Time
field is also referenced.
Format
Byte # Contents Range Size Scale Unit
1 Message ID = 0x8F Unsigned byte
2 Receiver Operating Mode
0 = Normal Mode
1 = Power Saving
2 = Normal Mode
with 1PPS
0 ~ 2 Unsigned byte
3 Navigation Update Rate 1 ~ 10 Unsigned byte 1 / Hz
4 RF/GPSBBP On Time
0=Power on 160ms
1=Power on 220ms
2=Power on 280ms
3=Power on 340ms
4=Power on 400ms
0 ~ 4 Unsigned byte
Note: Instead of software control, the 1PPS function can be also enabled through hardware
control. There are two I/O pins used for 1PPS function.