Beitian drone GPS module CAN customized Nand Flash geomagnetic compass RM3100 MCU barometer gyroscope flight control BK-345
Feature：
Chip:M9140-KB
Frequency:GPS LI CIA. QZSS L1 CIAS,BDS BII/B1C. Galileo E1B/C,SBASL1 C/A: WAAS, EGNOS, MSAS, GAGAN
Operating mode:GPS+BDS+GALILEO+SBAS+QZSS+GLONASS
Sensitivity:
Track:-167dBm
Rearest:-160dBm
Cold start:-148dBm
Hot Start:-159dBm
Channel:92 Searching Channel
Precision:
Horizontal accuracy:1.5m CEP 2D RMS SBAS Auxiliary (for Open Sky)
Speed accuracy:0.05m/s
Dymamic heading angle accuracy:0.3 deg
1PPS time accuracy: RMS 30ms 99% 60ns
Start Time:
Cold start :24s
Hot Start:2s
Assisted start:2s
Data Output：
Baudrate:4800bps -921600bps default 9600bps
Output level:TTL level
Output protocol:NMEA,UBX
NMEA sentences:RMC,VTG,GGAGSA.GSVGLL
Update frequency:0.25Hz-25Hz default 1Hz
Flash:with FLASH, the contguraton can be changed, and the power will not be lost
Second pulse：Configurable from 0.25 Hz to 10 MHz, the default period is 1s, and the high level lasts for 100ms
Operational Limits：
High:80.000m
Speed:<500m/s
Gravitational acceleration:<4g
MCU:ARM Cortex-M4 32-bit,STM32F405RGT6,168MHz Main frequency,192+4 KB SRAM,1MB Flash
Peripherals:Geomagnetic Senso RM3100
Barometric Pressure Sensor MS5611
SD NAND Flash ,4GB
Interface:CAN2.0 A/B,Max 1Mbit/s USB2.0,full-speed
Data update rate:MAX 1Mbit/s
Power consumption:
Voltage:DC 5.0V
Current:120mA
Physical Specications：
Size:Φ55.8*11.8mm
Weight:33g
Package:1.25 pitch 4PIN socket*3
Surroundings:
Operating temperature:-40°C~ +85°C
Storage temperature:-40°C~ +105°C
LED:
PPS:When not positioned, the light does not light up; after 3D positioning, the green light flashes.
Red light:MCU software decision
Yellow light:MCU software decision
CAN:Green light blinks slowly after successful CAN communication.
Transducer:
Geomagnetic Sensor：RM3100
Barometric Pressure Sensor：MS5611
Pin Description：
Rear view:
Dimensions：
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