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SD-502 SDIO GPS Receiver User Manual, version 1.2
Electrical Characteristics (Receiver)
Chipset SiRF Start III
Frequency L1, 1575.42 MHz
C/A Code 1.023 MHz chip rate
Channels 20 channel all-in-view tracking
Accuracy
Position Horizontal 10 meters, 2D RMS
1~5 meters, 2D RMS with WAAS corrected
Velocity 0.1 m/sec
Time 1 micro-second synchronized to GPS time
Datum
Datum WGS-84 (default)
Acquistion Rate
Hot start 1 sec., average
Warm start 38 sec., average
Cold start 42 sec., average
Reacquisition 0.1 sec., average
Protocol
GPS Protocol NMEA 0183 (default)
SiRF binary (secondary)
GPS Output format GGA (1 sec), GSA (1 sec), GSV (5 sec), RMC (1 sec).
GLL and VTG are optional.
Dynamic Condition
Acceleration Limit Less than 4g
Altitude Limit 18,000 meters (60,000 feet) max.
Velocity Limit 515 meters/sec (1,000 knots) max.
Jerk Limit 20 m/sec**3
Temperature
Operating
-10°C ~ +70°C
Humidity 5 ~ 95% non-condensing
Power
Voltage 3.3 V
Power Consumption 110 mA
Physical Characteristics
Dimension 95 mm x 30 mm x 13 mm
Weight approximately 30 grams
Memory Size 512 MB
SDIO Specication
• Compliant with SDIO Card Specication Ver. 1.00
• Base on Bsquare SDIO Now!
2. System Specication