GPS Module GPS Engine Board GPS模块
Features
Hardware and Software
-Based on the high performance features of the SiRF Star III low power single chipset.
-Dimensions: 40.64 x 71.12 x 1.4 mm (1.6 x 2.8 x 0.5 inch)
-RoHS compliant (lead-free)
Hardware and Software
-Based on the high performance features of the SiRF Star III low power single chipset.
-Dimensions: 40.64 x 71.12 x 1.4 mm (1.6 x 2.8 x 0.5 inch)
-RoHS compliant (lead-free)
Performance
-Cold/Warm/Hot Start Time: 42 / 38 / 1 sec. at open sky and stationary.
-Reacquisition Time: 0.1 second
-Cold/Warm/Hot Start Time: 42 / 38 / 1 sec. at open sky and stationary.
-Reacquisition Time: 0.1 second
Interface
-DIP type pitch 2.0mm- 2x10 pin header.
-Protocol: NMEA-0183 compliant.
-Baud Rate: 4800 bps.
-Right angle MCX (RMCX) RF Connector.
-DIP type pitch 2.0mm- 2x10 pin header.
-Protocol: NMEA-0183 compliant.
-Baud Rate: 4800 bps.
-Right angle MCX (RMCX) RF Connector.
GPS Module SiRF TechnicalSpecifications
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Feature
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Item
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Description
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Chipset
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GSC3f/LP Series
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SiRFstarIII/LP single chip technology
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General
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Frequency
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L1, 1575.42 MHz
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C/A code
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1.023 MHz chip rate
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Channels
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20
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Accuracy
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Position
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10 meters, 2D RMS
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5 meters 2D RMS, WAAS corrected
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< 5meters(50%), DGPS corrected
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Velocity
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0.1 meters/second
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Time
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1 microsecond synchronized to GPS time
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Datum
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Default
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WGS-84
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Time to First Fix(TTFF)
(Open Sky &
Stationary Requirements)
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Reacquisition
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0.1 sec., average
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Hot start
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1 sec., average typical TTFF
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Warm start
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35 sec., average typical TTFF
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Cold start
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42 sec., average typical TTFF
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Dynamic
Conditions
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Altitude
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18,000 meters (60,000 feet) max.
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Velocity
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515 meters/second (1000 knots) max.
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Acceleration
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4g, max.
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Power
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Main power input
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3.3 ~ 5.0 VDC
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Power consumption
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≈250 mW (continuous mode)
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Supply Current
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≈50mA 5.0 VDC
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Backup Power
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2.0 ~ 5.0 VDC input.
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Interface
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Pin Header
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DIP type pitch 2.0mm 2x10 pin header
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Protocol messages
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NMEA-0183 4800 bps
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