Product information – USGlobalsat ER-112 User Manual
Page 2
ET-112
Specifications are subject to be changed without notice.
Page 2 of 15
Version 1.3
1. Product Information
Product Part I.D. ET-112
Product Description
The ET-112 GPS engine board is low cost but maintains high reliability and accuracy making it an ideal
choice for integration with OEM/ODM systems.
Product Features
SiRF GSC2x high performance GPS Chip Set
Very high sensitivity (Tracking Sensitivity: -159dBm)
Extremely fast TTFF (Time To First Fix) at low signal levels
Supports the NMEA 0183 data protocol
Connector for active antenna
Enhanced algorithm for navigation stability
Foliage Lock for weak signal tracking
All-in-view 20-channel parallel processing
Snap Lock 100ms re-acquisition time
Superior urban canyon performance
Full-duplex RS-232 for navigation and control messages
Differential GPS capability through second RS232 port
RoHS compliant
Product Specifications
GPS Receiver
Chipset
SiRF GSC2X Single
Frequency
L1, 1575.42 MHz
Code
1.023 MHz chip rate
Protocol
Electrical Level: TTL level,
Output Voltage Level: 0V~2.85V
Baud Rate: 4800 bps
Output Message: NMEA 0183 GGA, GSA,
GSV, RMC (VTG, GLL optional)
Serial I/O Port
1-port for GPS
1-port for DGPS