Details

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BUY KRA102S-RTK/P https://www.utsource.net/itm/p/4602435.html

Parameter	Description
Part Number	KRA102S-RTK/P
Type	GNSS RTK Module
Positioning System	GPS, GLONASS, Galileo, BeiDou
Positioning Accuracy	< 1 cm (horizontal) with RTK correction
Update Rate	Up to 20 Hz
Antenna Interface	SMA female
Communication Interface	UART, SPI, I2C
Operating Voltage	3.3V to 5.5V
Operating Temperature	-40°C to +85°C
Dimensions	45 x 45 mm
Weight	20 g

Instructions for Use

1. Power Supply

   • Connect the module to a power source within the specified voltage range (3.3V to 5.5V).

2. Antenna Connection

   • Attach an external antenna using the SMA female connector provided on the module.

3. Data Communication

   • Choose the communication interface (UART, SPI, or I2C) and connect the corresponding pins.
   • Configure the baud rate for UART as per your system requirements.

4. Firmware Update

   • Ensure you have the latest firmware by connecting the module to a computer via USB and using the manufacturer’s software.

5. Configuration

   • Set up the module parameters through the serial interface using AT commands or configuration software.

6. RTK Correction Data

   • For centimeter-level accuracy, connect to an RTK base station or use NTRIP services for real-time corrections.

7. Mounting

   • Secure the module in a location with clear sky visibility to ensure optimal satellite reception.

8. Testing

   • Verify the setup by checking the output data stream for valid position fixes and accuracy levels.

(For reference only)