Mikroe LIGHTRANGER 10 CLICK

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Working Principle

Description

The LightRanger 10 Click uses the VL53L4CX Time-of-Flight (ToF) sensor from STMicroelectronics for optical distance sensing. The sensor integrates a VCSEL (vertical-cavity surface-emitting laser) that emits a 940nm IR light, and a SPAD (single-photon avalanche diode) array. It measures distance by calculating the time it takes for the emitted light to reflect back from the target.

Sensor Types

VCSEL

SPAD

ToF

Dos And Donts

Donts

  • Avoid Exceeding Voltage Limits: Do not supply the board with more than 3.3V to prevent damage.,
  • Block Sensor Fov: Avoid blocking the Field of View (FoV) of the sensor to ensure accurate distance measurements.,
  • Ignore Interrupt Signals: Do not ignore the interrupt signals which indicate when a ranging measurement is available.

Dos

  • Use 3.3v Power Supply: Ensure that the board is powered with a 3.3V supply as it is not compatible with other voltage levels without appropriate conversion.,
  • Check Compatibility: Verify that your microcontroller unit (MCU) is compatible with the mikroBUS interface.,
  • Utilize Library And Example Code: Make use of the provided library and example code for development and integration.
Limits

Distance Measurement Range

  • Maximum: Up to 6 meters

Field Of View

  • Angle: 18 degrees

Voltage

  • Maximum: 3.3V
How To Connect

Interface Connection

  • Description: Connect the LightRanger 10 Click to a microcontroller using the I2C 2-Wire interface. The board communicates using standard I2C protocol with a maximum clock frequency of 1MHz.

Power Connection

  • Description: Power the board through the 3.3V input pin. Ensure that the logic level of the MCU matches or is appropriately shifted to match the 3.3V logic level of the Click board.
Dimensions

Board Size

28.6 x 25.4 mm