RXM-GPS-SR-B Linx Technologies Inc, RXM-GPS-SR-B Datasheet - Page 6

• Manufacturer Part Number: RXM-GPS-SR-B
• Description: GPS MODULE SMD SIRF W/ANT
• Manufacturer: Linx Technologies Inc
• Series: SRr
• Type: GPS Receiver Moduler

Specifications of RXM-GPS-SR-B

• Frequency: 1.575GHz
• Sensitivity: -159dBm
• Current - Receiving: 31mA
• Package / Case: Module
• Processor Used: SiRF Star III
• Operating Voltage: 3 V to 4.3 V
• Operating Current: 31 mA
• Frequency Range: 1575.42 MHz
• Operating Temperature Range: - 30 C to + 85 C
• For Use With/related Products: MDEV-GPS-SR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Voltage - Supply: -
• Operating Temperature: -
• Applications: -
• Memory Size: -
• Data Interface: -
• Data Rate - Maximum: -
• Modulation Or Protocol: -
• Antenna Connector: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 4: Geographic Position – Latitude / Longitude Example
Table 5: GNSS DOP and Active Satellites Example
Table 6: Mode1 Values
Page 10
Message ID
Latitude
N/S indicator
Longitude
E/W indicator
UTC Time
Status
Mode
Checksum
<CR> <LF>
Message ID
Mode1
Mode 2
ID of satellite used 24
ID of satellite used 7
...
ID of satellite used
PDOP
HDOP
VDOP
Checksum
<CR> <LF>
GLL – Geographic Position – Latitude / Longitude
GSA – GNSS DOP and Active Satellites
Value
The table below contains the values for the following example:
The table below contains the values for the following example:
M
Name
A
Name
Description
Manual - forced to operate in 2D or 3D mode
Automatic - allowed to automatically switch 2D/3D
$GPGLL,2503.6319,N,12136.0099,E,053740.000,A,A*52
$GPGSA,A,3,24,07,17,11,28,08,20,04,,,,,2.0,1.1,1.7*35
$GPGLL
2503.6319
N
12136.0099
E
053740
A
A
*52
Example
$GPGSA
A
3
2
1.1
1.7
*35
Example
Units
Units
GSA protocol header
See Table 7
1=No Fix, 2=2D, 3=3D
Sv on Channel 1
Sv on Channel 2
...
Sv on Channel 12
Position Dilution of Precision
Horizontal Dilution of Precision
Vertical Dilution of Precision
End of message termination
GLL protocol header
ddmm.mmmm
N=north or S=south
dddmm.mmmm
E=east or W=west
hhmmss.sss
A=data valid or V=data not valid
A=autonomous, D=DGPS
End of message termination
Description
Description
Table 7: GNSS Satellites in View Example
1. Depending on the number of satellites tracked, multiple messages of GSV data may be required.
Message ID
Total number of
messages
Message number
Satellites in view
Satellite ID
Elevation
Azimuth
SNR (C/No)
Satellite ID
Elevation
Azimuth
SNR (C/No)
Checksum
<CR> <LF>
GSV – GNSS Satellites in View
The table below contains the values for the following example:
Name
$GPGSV,3,2,12,17,41,328,45,07,32,315,45,04,31,250,40,11,25,046,41*75
$GPGSV,3,3,12,08,22,214,38,27,08,190,16,19,05,092,33,23,04,127,*7B
$GPGSV,3,1,12,28,81,285,42,24,67,302,46,31,54,354,,20,51,077,46*73
1
1
$GPGSV
3
1
12
28
81
285
42
20
51
77
46
*73
Example
degrees Channel 1 (Range 00 to 90)
degrees Channel 1 (Range 000 to 359)
dB-Hz
degrees Channel 4 (Range 00 to 90)
degrees Channel 4 (Range 000 to 359)
dB-Hz
Units
GSV protocol header
Range 1 to 3
Range 1 to 3
Channel 1 (Range 01 to 32)
Channel 1 (Range 00 to 99, null when
not tracking)
Channel 4 (Range 01 to 32)
Channel 4 (Range 00 to 99, null when
not tracking)
End of message termination
Description
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