UM2356_VL53L1X VL53L1X API User Manual UM2356

• Figure 1. VL53L1X ranging sensor module
• 1 VL53L1X system overview
  • Figure 2. VL53L1X system
• 2 Ranging API function descriptions
  • 2.1 Autonomous ranging description
  • 2.2 Timing considerations
    • Figure 3. VL53L1X autonomous ranging sequence and timings
  • 2.3 API function call flows
    • 2.3.1 Calibration flow
      • Figure 4. VL53L1X calibration flow
    • 2.3.2 Ranging flow
      • Figure 5. VL53L1X ranging flow
  • 2.4 Mandatory ranging functions
    • 2.4.1 Data init
    • 2.4.2 Static Init
    • 2.4.3 Start a measurement
    • 2.4.4 Waiting for a result: polling or interrupt
    • 2.4.5 Get measurement
    • 2.4.6 Clear source of interrupt
    • 2.4.7 Stop a measurement
  • 2.5 Optional driver functions
    • 2.5.1 Wait for boot
    • 2.5.2 Timing budget and inter-measurement period
    • 2.5.3 Distance mode
      • Table 1. Distance modes
    • 2.5.4 Limit check settings
      • Table 2. Default limit states and values
      • Table 3. Signal and sigma limit change effects
    • 2.5.5 Thresholds
    • 2.5.6 Region of Interest (ROI) setting
      • Figure 6. VL53L1X ROI setting example
    • 2.5.7 Spad array coordinates versus scene
      • Figure 7. VL53L1X coordinates vs scene
    • 2.5.8 Optical center coordinates
    • 2.5.9 VDDIO configuration
  • 2.6 RangingMeasurementData structure
    • Table 4. Range status
• 3 Calibration functions
  • 3.1 RefSPAD calibration
    • 3.1.1 RefSPAD calibration function
    • 3.1.2 RefSPAD calibration procedure
    • 3.1.3 Getting RefSPAD calibration results
    • 3.1.4 Setting RefSPAD calibration data
  • 3.2 Offset calibration
    • 3.2.1 Offset calibration function
    • 3.2.2 Offset calibration procedure
      • Table 5. Offset calibration set up
    • 3.2.3 Getting offset calibration results
    • 3.2.4 Setting offset calibration data
  • 3.3 Crosstalk calibration
    • 3.3.1 Cross talk calibration function
    • 3.3.2 Cross talk calibration procedure
      • Table 6. Crosstalk calibration set up
    • 3.3.3 Crosstalk calibration distance characterization
      • Figure 8. VL53L1X crosstalk calibration distance definition
    • 3.3.4 Getting crosstalk calibration results
    • 3.3.5 Setting crosstalk calibration data
    • 3.3.6 Enable/Disable crosstalk compensation
• 4 Driver errors and warnings
  • Table 7. Bare driver errors and warnings descriptions
• 5 Acronyms and abbreviations
  • Table 8. Acronyms and abbreviations
• 6 Revision history
  • Table 9. Document revision history