Compass II (BD2) + GPS navigation dual system timing module / BD-126 high-precision small drift
Advantage:
1. All Compass module, lowest power module, 25mA
2. All Compass module, the highest sensitivity module,-163dbm
3 .All Compass module, the smallest package size modules, 16mm * 12mm
Compass Module BD-126 signal test Figure --- total search 8 gps satellites, 11 Beidou satellites:
BD-126 models Beidou GPS module is a dual-mode support Beidou II and the high-performance integrated GPS module, this module is a
Complete GPS receiver equipment, with a full range of features to meet the stringent requirements of professional orientation and personal consumption needs.
The product can be used to develop a variety of navigation terminal products such as: car navigation, car security systems, vehicle monitoring and other satellite
Positioning applications. This paper describes in detail the BD-126 dual-mode models Beidou GPS module electrical, mechanical and other properties.
Features:
1.Power supply: DC voltage : 2.8V-4.3V Typical : 3.3V
2.Power consumption ( mixed mode ) :
Capture : 25mA @-130dBm
Tracking : 17mA @-130dBm
Standby : 0.5mA @ VCC = 3.3V
3.Receiver sensitivity : cold start-148dBm
Capture -160mA @
Track -163mA @
4. Positioning time ( non- EASY mode ) :
Cold start average 31S @-130dBm
Warm start average 30S @-130dBm
Hot start 1S @-130dBm
5.Horizontal positioning accuracy (@-130dBm): <2.5m CEP
6.Output frequency : Up to 10Hz, 1Hz by default
7.1PPS Accuracy : <15 ns
Pulse width : 100ms
8.Speed Accuracy : 0.1m / s (wihtout aid)
9.Acceleration Tracking Accuracy : 0.1m / s (wihtout aid)
10.Dynamic characteristics:
maximum height of 18,000 M
The maximum speed of 515m / s
Maximum acceleration 4G
11.UART interfaces : UART Port: TXDA and REXDA
Support Rate : 4800bps to 115200bps, default 9600bps
UART output for NAME , debugging and firmware upgrade
12.Temperature range:
Operating temperature: -40 ℃ - +85 ℃
Storage temperature: -45 ℃- +125℃
