RB-2929U

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Electrical Characteristics
Chipset	u-Blox	ublox6
General	Frequency	L1 1575.42MHz GALILEO Open Service L1
	Channels, C/A code	50 channels, C/A code
Accuracy	Autonomous	2.5 meters
DGPS Accuracy	SBAS	2.0 meters
Acquisition Rate	Reacquisition	< 1 sec, typical
	Cold start	29 sec, typical
	Warm start	29 sec, typical
	Hot start	< 1 sec, typical
Sensitivity	tracking	-160dBm
	Acquisition/Reacquisition	-147dBm
Dynamic Condition	Altitude	50,000 meters max.
	Velocity	500 meters /sec max.
Power	Main Power	5.0 VDC +- 0.5%
	Supply current
	tracking	75 mA
	Acquisition	95 mA
Serial Port	Electrical interface	UART
	Protocols
	NMEA-0183	8 data bits, no parity, 1 stop bits 9600 bps GSV,RMC,GSA,GGA,VTG
	UBX (ublox proprietary)	57600 bps
	Baud Rate	4800/9600/19200/115200
Environmental Characteristics
Temperature	Operating range	-40°C to + 80°C
Mechanical dimensions	L x W x H	29.0 x 29.0 x 9.5 mm
Interface	I/O connector	UART RS232 USB
Antenna
Parameter	Specification
Antenna type	Passive antenna

Pin Assignment & Definition

Pin#	Name	Type	Description	Pin#	Name	Type	Description	Pin#	Name	Type	Description
RB-2929U-T				RB-2929U-R				RB-2929U-T
1	T-TX	O	UART TX output	1	NC	O		1	U-TX	I/O	USB +
2	T-RX	I	UART RX input	2	NC	I		2	U-RX	I/O	USB -
3	NC	O		3	R-TX	O	RS232 TX	3	NC	O
4	NC	I		4	R-RX	I	RS232 RX	4	NC	I
5	VCC	PWR	DC power input 3.3 – 5V	5	VCC	PWR	DC power input 3.3 – 5V	5	VCC	PWR	DC power input 3.3 – 5V
6	GND	GND	Ground	6	GND	GND	Ground	6	GND	GND	Ground

JP1: Board connector:
CSI-1182-061R (CST Master Electronic Co., Ltd.)

Mechanical Drawing

Output NMEA Messages

NMEA Sentence	Description
GGA (default)	Global Positioning System Fixed Data
GLL	Geographic Position - Latitude/Longitude
GSA (default)	GNSS DOP and Active Satellites
GSV (default)	GNSS Satellites in View
RMC (default)	Recommended Minimum Specific GNSS data
VTG	Course Over Ground and Ground Speed
ZDA	Time and Date

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