EPC635 datasheet(4/97 Pages) EPC

4 / 97 page

6.2. Grayscale mode ................................................................................................................................................................................. 53

7. Application information ......................................................................................................................................................................... 54

7.1. Example sequence from the start-up to frame acquisition ................................................................................................................ 54

7.2. Basic measurement mode setting ..................................................................................................................................................... 54

7.3. 3D TOF distance measurement flow ................................................................................................................................................. 55

7.4. Operating and unambiguity range versus time base setting ............................................................................................................. 58

7.5. Integration time setting ...................................................................................................................................................................... 59

7.6. Special mode setting ......................................................................................................................................................................... 60

7.6.1. TOF dual DCS acquisition with phase-shifted integration time (motion blur reduction) ................................................................ 60

7.6.2. TOF and grayscale single DCS acquisition with 2 different integration times (High dynamic range) ............................................ 60

7.7. Power saving options ......................................................................................................................................................................... 61

7.8. Rolling DCS frames ........................................................................................................................................................................... 62

7.9. Enhanced rolling DCS frame mode ................................................................................................................................................... 63

7.10. External modulation MODCLK ........................................................................................................................................................ 64

7.11. epc635 Card Edge Connector Carrier ............................................................................................................................................. 65

7.11.1. Schematics ................................................................................................................................................................................... 65

7.11.2. Board layout and assembly .......................................................................................................................................................... 66

8. Control registers and EEPROM ............................................................................................................................................................ 69

8.1. Memory map ...................................................................................................................................................................................... 69

8.2. Control page ...................................................................................................................................................................................... 69

8.3. EEPROM page, EEPROM and its charge pump .............................................................................................................................. 69

8.4. Register map ..................................................................................................................................................................................... 71

8.5. Register description: Explanation example ....................................................................................................................................... 75

8.6. Register description: Control Page (0x00 ~ 0x7F) ............................................................................................................................ 75

8.6.1. IC_ .................................................................................................................................................................................................. 75

8.6.2. EE_ (ADDR, DATA, MASK) ........................................................................................................................................................... 75

8.6.3. TCMI ESM registers ....................................................................................................................................................................... 75

8.6.4. Strap_ ............................................................................................................................................................................................. 76

8.6.5. MT_ ................................................................................................................................................................................................. 77

8.6.6. Sum_Temp_ ................................................................................................................................................................................... 80

8.6.7. DLL_status ...................................................................................................................................................................................... 80

8.6.8. DLL_fine_ctrl_ext ............................................................................................................................................................................ 80

8.6.9. DLL_coarse_ctrl_ext ....................................................................................................................................................................... 81

8.6.10. CFG_Mode_ ................................................................................................................................................................................. 81

8.7. Register description: EEPROM Page-0 (0x80 ~ 0xFF) ..................................................................................................................... 82

8.7.1. CLK_enables .................................................................................................................................................................................. 82

8.7.2. MOD_CLK_divider .......................................................................................................................................................................... 82

8.7.3. ISOURCE_CLK_divider .................................................................................................................................................................. 82

8.7.4. TCMI_CLK_divider ......................................................................................................................................................................... 83

8.7.5. Demodulation_delays ..................................................................................................................................................................... 83

8.7.6. LED_driver ...................................................................................................................................................................................... 84

8.7.7. SEQ_Control ................................................................................................................................................................................... 85

8.7.8. MOD_Control ** .............................................................................................................................................................................. 85

8.7.9. Dist_offset ** ................................................................................................................................................................................... 85

8.7.10. Resolution_reduction ** ................................................................................................................................................................ 86

8.7.11. SIR_lo ** ....................................................................................................................................................................................... 86

8.7.12. Int_len_mgx1_ .............................................................................................................................................................................. 86

8.7.13. INTM_ ........................................................................................................................................................................................... 87

8.7.14. Int_len_ ......................................................................................................................................................................................... 87

8.7.15. Shutter_Control ............................................................................................................................................................................. 88

8.7.16. Power_Control (analog) ................................................................................................................................................................ 88

8.7.17. DLL_en_ ....................................................................................................................................................................................... 88

8.7.18. DLL_measurement_rate_ ............................................................................................................................................................. 89

8.7.19. DLL_control .................................................................................................................................................................................. 90

8.7.20. I2C_TCMI_ ................................................................................................................................................................................... 90

8.7.21. TCMI_polarity ............................................................................................................................................................................... 92

8.7.22. ADC_ramp .................................................................................................................................................................................... 92

8.7.23. DLL_filter_control .......................................................................................................................................................................... 93

8.7.24. Temp_ ........................................................................................................................................................................................... 93

8.7.25. User_ ............................................................................................................................................................................................ 93

8.7.26. CUSTOMER_ID ............................................................................................................................................................................ 94

8.7.27. WAFER_ID_ ................................................................................................................................................................................. 94

8.7.28. CHIP_ID_ ...................................................................................................................................................................................... 94

8.7.29. PART_ .......................................................................................................................................................................................... 94

9. Notes to various chip releases ............................................................................................................................................................. 95

9.1. New features in chip versions ........................................................................................................................................................... 95

10. Addendum ........................................................................................................................................................................................... 96

10.1. Terms, Definitions and Abbreviations .............................................................................................................................................. 96

10.2. Related documents .......................................................................................................................................................................... 96

11. IMPORTANT NOTICE ........................................................................................................................................................................ 97

Characteristics subject to change without notice

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Datasheet_epc635-V1.02

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