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Product information – USGlobalsat ER-112 User Manual

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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

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