Imaging (sensors)

Discuss applications using ST FlightSense Time-of-Flight sensors, ST BrightSense CMOS image sensors, and ambiant light sensors (ALS) technology. Find answers to your questions on troubleshooting, data accuracy, optimizing communication and more.

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Resolved! Is the VL53L5CX ToF a good choice, considering all the Time-of-Flight sensors family realized by ST for detecting obstacles below the floor level such as holes or stairs?

Hi community, I would like to understand if the VL53L5CX is a good choice to develop an application to detect holes and stairs. I decided to study them since I was impressed by these things:The FoV of 45 ° horizontally or vertically;The granularity o...

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VNava.1 by Associate III
  • 2280 Views
  • 5 replies
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Resolved! maximum temperature (while not operational) of VL53L0X ToF sensor

Hi everyone, can you provide information on the highest temperature and ambient pressure the VL53L0X Time of Flight (ToF) ranging sensor can handle without being damaged? Note: this is not during operation of the sensor (operating temperature is give...

philipw by Associate II
  • 2028 Views
  • 4 replies
  • 2 kudos

Resolved! VL53L8CH Example code to configure for histogram and get data

I want to use the VL53L8CH in histogram mode to distinguish between multiple reflective surfaces. I found a c-driver package in STSW-IMG043, but no useful example how to initialize the sensor and get data out (over I2C).What I'am looking for:1) initi...

MBaum.7 by Associate III
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  • 3 replies
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VL53L5CX Bouncing Issue

Hello,Even in the SparkFun product introduction video (2.45-3.00 min),  the representative presentation shows there is some bouncing in the sensor reading. I have also experienced the same bouncing issue. How can we deal with this problem? Regards,Fe...

FKara.3 by Senior
  • 1132 Views
  • 2 replies
  • 0 kudos

Resolved! Unable to get a reading from a VL53L3CX sensor on Zephyr rtos

Hello STM Community team:I'm working  with a vl53l3cx sensor on a custom board with zephyr rtos but i am not able to get a reading.To use the sensor I just modified the zephyr driver for the vl53l1x, on the .c file inside the driver I made the follow...

VL53V1CB calibration

HI,I am using ULD API function VL53L1X_CalibrateOffset() and VL53L1X_CalibrateXtalk() to calibrate the sensor and then I store the parameters in EEprom and everything works fine: with VL53L1X_GetResult() I can see the distance of the object and when ...

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Resolved! adjust trigger for VL53L8CX

Hi,I have a VL53L8CX Sensor on a Satel-VL53L8 board that I am controlling with a custom microcontrollerboard that has an ESP32-S2 chip. I want the microcontroller to sleep until the sensor triggers the Int Pin, based on a threshold that I configure i...

Paula by Associate
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  • 1 replies
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Resolved! TOF sensor: Distinguish between multiple reflective surfaces

Used sensor: VL53L1XApplication: TOF sensor is on bottom of a liquid filled container to measure the fill level. The light of the TOF-sensor is reflected on:1) Liquid surface (water to air, oil to air)2) Container roof surfaceIs it possible to mask o...

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MBaum.7 by Associate III
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  • 1 replies
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vl53l5cx_init fails in _vl53l5cx_poll_for_mcu_boot

I am trying to use the VL53L5CX with Zephyr. The read and write functions of the platform files seem to work well, but when running an example and attempting to initialize the sensor, when I reach the point of resetting the MCU, I receive a 255 from ...

Kuhaku by Associate
  • 938 Views
  • 1 replies
  • 0 kudos