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

VL53L7CX blinded by retroreflective surface

I'm using several VL53L7CX sensors in a robotics application.  They work well except for when a retroreflective surface is present, which blinds the entire sensor, including SPADs not pointed at the retroreflective surface.  A large retroreflective a...

ayeiser by Associate II
  • 884 Views
  • 5 replies
  • 3 kudos

Resolved! About IR smart upscale for VB1940 camera

Hi ST Support. The VB1940 camera has IR smart upscale.I think IR smart upscale separates only the IR data from RGBNIR and compensates for any missing data.Is there a way to send IR data without interpolating this missing data (without changing the im...

Resolved! P-NUCLEO-53L8A1 and VL53L8CHV0GC

I was looking to wire these 2 items together to acquire a LiDAR 3d point cloud data set for a research project im working. I wanted to get some input, feedback and guidance on utilizing this hardware for LiDAR 3d point clouds? VL53L8CHV0GCP-NUCLEO-53...

Rhagg28 by Associate II
  • 415 Views
  • 5 replies
  • 3 kudos

BUG: VL53L1X API for uC where int is 16 bits (AVR)

Hi, I asked for help because my measurements took >> 15 seconds (up to 30s) in:https://community.st.com/t5/imaging-sensors/vl53l1-measurement-takes-up-to-30-seconds/td-p/843640Now after hours of debugging i found a bug in the API at least for platfor...

Background Noise using SPAD array

Heya,  Is it possible to see the background light (intensity/histogram) without actually transmitting, using a VL53L8 or VL53L9?We don't want to measure the distance to objects. We just want to be able to use the SPAD array to get histogram for each ...

shjayago by Associate
  • 1229 Views
  • 5 replies
  • 0 kudos

Resolved! Difference between the VL53L7 CH and CX variants

What's the difference between the following sensor variants:VL53L7CHVL53L7CXFrom what I've seen from going through the available product documents, they are all the same, performance-wise (range, frequency, FoV etc).Difference between the CH and CX s...

DMeie.2 by Senior II
  • 119 Views
  • 1 replies
  • 1 kudos

VL53L5CX driver vl53l5cx_init() fails

The Ultra Light Driver (STSW-IMG023) init function vl53l5cx_init() fails in this section :/* Get offset NVM data and store them into the offset buffer */   status |= WrMulti(&(p_dev->platform), 0x2fd8,   (uint8_t*)VL53L5CX_GET_NVM_CMD, sizeof(VL53...

Peter111 by Associate II
  • 17491 Views
  • 51 replies
  • 5 kudos

Resolved! Clarification on "XY binning" in BrightSense

Hi ST Support,A few datasheets for the BrightSense series, eg. um3224, show an option under CFG: Streaming readout mode control which is not precisely described in the documentation."-0x06: = XY binning x2"How does this differ from "-0x01: = digital ...

ple by Associate
  • 298 Views
  • 3 replies
  • 2 kudos