| 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
| RB-2929U-T |
|
RB-2929U-R |
|
RB-2929U-T |
| Pin# |
Name |
Type |
Description |
Pin# |
Name |
Type |
Description |
Pin# |
Name |
Type |
Description |
| 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 |
