beautypg.com

2 gps serials links – Rainbow Electronics MG260 User Manual

Page 50

background image

MG260 Product Specification

This document is the sole and exclusive property of FLYFOT. Not to be distributed or divulged without prior written
agreement.

2.7.2 GPS serials links

MG260 provides 1 serial links connected to the GPS baseband unit:

• GPS serial link: GPS_UART0


DTE

GPS_TXD0
GPS_RXD0

GPS

Serial Link

(UART0)

Figure 18: GPS interface - Serial Links

This 2-wire serial interface is a 3 V interface complying with V24
technical specifications.

In default configuration, this interface makes GPS NMEA frames available.

Default protocol is RTCM, and NMEA protocol is available by software
configuration via GPS baseband.

Pin description

Signal

Pin #

I/O

I/O type

Description

GPS_RXD0

3

O

100k
pull-up

CT104 - Receive serial data

GPS_TXD0

4

I

2V8_CMOS

CT103 - Transmit serial data