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

Resolved! Calibration card

Calibration of ToF sensors requires a target which is '17% reflective'. Can I take it this means a simple peice of paper or card printed on a laser printer at 83% black (greyscale)?Thanks

Resolved! Wait for sensor booted fails

I was using the sensor until now on an Raspberry Pi with direct access to the I2C bus without problems.Now I use an FT260 USB-I2C interface to communicate to the sensor from a PC via USB. In principle the communication is working, e.g. vl53l5cx_is_al...

PBoer.1 by Associate II
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Resolved! VL53L4CX / CD Calibration

Hi there,  I am using multiple VL53L4CX sensors and the target is a person's hand within a 60cm range. I am wondering if there is a specific calibration method for a hand within a shorter range (60cm), to improve readings. Right now I am just using t...

isaacjack by Associate II
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  • 1 replies
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vl53l5cx_check_data_ready returns C5 GO2 error

I was able to run the vl53l5cx demo, however when calling 53l5cx_check_data_ready, I see that it reported a 'GO2'error. The code is C5.The content of the (relevant?) config.tempbuffer is 0, 5, C5, 81.How to figure out what is wrong here, is there an ...

BPutt.1 by Associate II
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Resolved! VL53L8CX DEEP SLEEP MODE

Hello, I'm trying to set up the deep sleep mode for VL53L8CX using NUCLEO L476RG board so as described in the datasheet that it can operates in 3 different states:• Wake-up: The device is set in HP idle (high power), waiting for instructions.• Sleep:...

ali6 by Associate II
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  • 4 replies
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Multiplexing multiple VL53L5 /7

I'm implementing a smart shelving solution that uses an array of multiple ( 3x6 sensors across 3 i2c channels). I'm multiplexing the sensors so that no sensors emit on the same time. For that I use the drivers start measurement and stop functions and...