Imaging (sensors)

Discuss applications using Time-of-Flight technology, and find answers to your questions on troubleshooting, data accuracy, and optimizing communication.

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Resolved! Something Wrong with Calibration of VL53L3CX

Vl53l3CX works well when i init it with DataInit and StartMeasurement Function,but when i add a OffsetCalibration to its init sequence,it output a distance of 8191 mm,which is obviously wrong .Paraments of calabration function are shown in the  follo...

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LOMO by Associate III
  • 793 Views
  • 1 replies
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Resolved! VL53L5CX offline

I purchased X-NUCLEO-53L5A1 and NUCLEO-F401RE board. I assembled them and followed the Quick start guide X-NUCLEO-53L5A1 manual. I can't connect the device in the VL53L5CX. I update firmware and ST-Link before. I connected to the ST COM port via term...

JVane.1 by Associate II
  • 3516 Views
  • 6 replies
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Resolved! VL53l0x I cannot measure more than 400mm

Dear Sir,     I am trying to read the distance from the VL53Lox i can read upto 400mm , when i try to measure more the 400mm it is not reading proper reading. Please guide 

Yusuf1 by Associate
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  • 2 replies
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Resolved! Disabling VL53L5CX Autocalibration?

Hi there!​I was wondering, for a school project, if it is possible to disable te autocalibration on the VL53L5CX and if it would be possible to manually calibrate it?​Thanks! :fox_face:

TVos.1 by Associate
  • 1435 Views
  • 3 replies
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VL53L7CX_ResultsData interleaving & format

The ULD driver VL53L7CX_ResultsData object type contains range data from the VL53L7CX.  Each member that holds data for multiple zones and targets is organized in an array.Items signal_per_spad, range_sigma_mm, distance_mm, reflectance & target_statu...

VL53L3 integration time

I want to know whether the calculation of integration time using kcps and signal peak count is correct or not Signal = 3.83 kcps/spad (3.83*1000*211(SPAD ea ))/2099  =385    =>  1/385 = 2.6 ms Ambient & signal kcps, is the integration time the same?...

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WJLO by Associate II
  • 1395 Views
  • 3 replies
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Controling INT PIN on VL53L7CX

Hi everyone!I have a not conventional question to this device. INT pin is used in library to send interrupt to MCU. In my case i use just necessary part of library so the INT pin is not used at all.So now the question. Is it possible to use it now th...

MŻbik.1 by Associate II
  • 1383 Views
  • 3 replies
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Resolved! issue during VL53L1X crosstalk calibration

Dear Sir, We are currently in the process of conducting crosstalk calibration using the VL53L1X ultra-lite driver, but unfortunately, the results we're obtaining are not as expected. Our approach involves utilizing an A4-sized gray chart board as the...

DSai.1 by Associate III
  • 2054 Views
  • 4 replies
  • 2 kudos

VL6180X -- Unexplained "Waves" in Time of Flight Data

Hi there, My team and I have noticed an irregularity in our VL6180X sensor data that we do not understand. Despite having a stationary target (~75mm away), the calculated range values from the VL6 appear to "wave" over time, and do not settle into a ...

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Kurt-123 by Associate II
  • 2375 Views
  • 7 replies
  • 2 kudos