Sensitivity: Positioning fast connection stable
Application: Time travel machine
Data format :M8N
Product line :GPS
Product highlights:
■ Integrated compass
■ Focus on the flight control industry, with its own magnetic writer
■ Product size :25 x 25x 8 mm
■ Built-in LNA signal amplifier
■ Industry standard 25x 25x 4mm high sensitivity ceramic antenna
■ Built-in TCXO crystal and Farad capacitor for faster hot start
■ 1-10Hz Positioning update rate
1. Product description
F23-U is a Beidou /GPS receiver that can receive satellite signals with 72 channels, low power consumption and high sensitivity, and can quickly and accurately locate weak signals in cities, canyons, elevated areas and other places. The receiver comes with a geomagnetic writer, which helps the user advance the work more quickly.
PIN PIN function:
Pin name | Description |
TXD | TTL interface data input |
RXD | TTL interface data output |
5V | The main power supply of the system, the supply voltage is 3.3V-5V, the working current is about 35~40@mA |
GND | Ground connection |
SDA | Serial Clock Line for I2C bus |
SCL | Serial Data Line for I2C bus |
Frequency | GPS:L1C/A, GLONASS:L1C/A, Glileo :E1BDS:B1l,B2l,B1C,B3 SBAS:L1, QZSS:L1C/A |
Baud rate | 4800960 0192 00384 00576 00115 200 BPS |
Receiving channel | 72CH |
Sensitivity | Tracking: -162dbm Capture: -160dbm Cold start -148dBm |
Cold start | Average 26s |
Warm start | Average 3s |
Hot start | Average 1s |
Precision | Horizontal position accuracy <2.5MSBAS < 2.0MTiming accuracy: 30 ns |
Maximum height | 50000M |
Maximum speed | 500 m/s |
Maximum acceleration | ≦ 4G |
Renewal frequency | 1-10 Hz |
Overall dimension | 25 x 25 x 8.3mm |
Voltage | 3.3V to 5V DC |
Power dissipation | ≈35mA |
Port | UART/USB/I2C/SPI |
Operating temperature | -40℃ to 85℃ |
Storage temperature | -40℃ to 85℃ |
3.NMEA0183 protocol
NMEA 0183 Output
GGA: time, location, and location type
GLL: Longitude, latitude, UTC time
GSA: GPS receiver operating mode, satellite used for positioning, DOP value
GSV: Visible GPS satellite information, elevation, azimuth, signal-to-noise ratio (SNR)
RMC: Time, date, location, speed
VTG: Ground speed information