GXB5005
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Reference Circuit
The antenna sense circuit is available by putting a few components on the customer board.
Refer to the following diagram.
Command Specifications
The GXB5005 modules have a command format, NMEA-0183 version 3.01. A list of the supported UART
interface is as follows. For detailed descriptions, see the CXD2951 Communication Command Specification
document.
Customer Board
To Active
Antenna
Sense Resistor
(1/8W)
Antenna Power 3V
ANT Cont
AD In1
AD In0
22
Ω
Antenna
Connector
10k
Ω
Choke Coil
Inductor
GXB5005
CXD2951
EPORT12
EVON1
EVON0