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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Forum Posts

VL6180 part to part variation

Hi all,         What is the part to part variation of ST VL6180 ToF sensor? During testing, we keep the sensor at a distance of 50mm from a retro reflector tape. In a batch of 50 sensors, the readout was from ~ 37 mm to  ~51 mm (expected readout is 5...

Syam by Associate II
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  • 3 replies
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Resolved! Adding multiple vl53l0x sensors

Hi allI have successfully implemented a single vl53l0x sensor, but wish to add more. I found the "AN4846 Application note Using multiple VL53L0X in a single design" documentation:https://www.st.com/content/ccc/resource/technical/document/application_...

ADP1114 by Associate II
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  • 30 replies
  • 1 kudos

Resolved! How to filter multitarget readings on ToF sensor

Hello, We've been developing a tank level monitoring system using these sensors: VL53L4CD (18° FoV)VL53L3CX (25° FoV, multitarget)VL53L4CX (18° FoV, multiobject, multitarget) First question is the definitions and distinctions between the terms multiz...

karlacha by Associate II
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  • 4 replies
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VL53L8CX : firmware loading over SPI fails with timeout

Hello,I'm currently using VL53L8CX with an STM32U535 on a custom PCB.I'm using X-CUBE-TOF1 package.I'm able to identify the sensor with SPI at 2MHz using vl53l8cx_is_alive function.I was able to successfully init and use VL53L8 on U-585I-IOT02A dev b...

josselin_1-1716475677011.png josselin_2-1716475706691.png josselin_0-1716474997218.png
josselin by Associate II
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  • 4 replies
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Resolved! VL53L8CX changing the data rate

Hi everyone, I am currently using the VL53L8CX for people counting. However, I have encountered an issue where occasionally, changing the data acquisition rate during the data collection process causes a disruption and prevents further data acquisiti...

WeiJia by Associate II
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  • 4 replies
  • 0 kudos

Resolved! VL53L0X GPIO1 and ranging sequence

HiI refer to the VL53L0X Datasheet DoclD029104 rev5 page 15 article 2.10 Ranging Sequence.There not a lot descritption in your documentI need to understant how GPIO1 stay down before the sensor pull it up when init/ranging/housekeeping phase is finis...

SCADE by Associate III
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  • 1 replies
  • 1 kudos