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MLX75031 Datasheet(PDF) 3 Page - Melexis Microelectronic Systems |
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3 / 67 page MLX75031 Optical Gesture & Proximity Sensing IC with Integrated LED Drivers Datasheet REVISION 001 – JANUARY, 2013 Page 3 of 3 39010xxxxx 8.11.1 General Description of the SPI Interface............................................................................ 26 8.11.2 Operation Modes................................................................................................................. 29 8.11.3 Detailed Explanation of SPI Instruction Words .................................................................. 30 8.11.3.1 NOP – Idle Command ....................................................................................................... 30 8.11.3.2 CR – Chip Reset Command .............................................................................................. 30 8.11.3.3 RSLP/CSLP – Request Sleep/Confirm Sleep..................................................................... 30 8.11.3.4 RSTBY/CSTBY - Request Standby/Confirm Standby ........................................................ 31 8.11.3.5 NRM – Normal Running Mode......................................................................................... 31 8.11.4 SM – Start Measurement .................................................................................................... 32 8.11.5 RO – Start Read-Out ............................................................................................................ 34 8.11.6 DM+RO - Start Measurement combined with Read-Out .................................................. 36 8.11.7 WR/RR - Write/Read Register ............................................................................................. 37 8.11.8 SD – Start Diagnostics.......................................................................................................... 38 8.12 Internal Status Flags ................................................................................................................... 40 8.13 User Registers Overview ............................................................................................................ 42 8.13.0 SetAna register .................................................................................................................... 43 8.13.1 SetAH register ...................................................................................................................... 44 8.13.2 SetAL register....................................................................................................................... 44 8.13.3 SetBH register ...................................................................................................................... 45 8.13.4 SetBL register ....................................................................................................................... 45 8.13.5 SetTP register....................................................................................................................... 46 8.13.6 Err register ........................................................................................................................... 47 8.13.7 Rst register ........................................................................................................................... 48 8.13.8 Version register.................................................................................................................... 48 8.10.9 Reserved register................................................................................................................. 49 8.10.10 GainBuf register................................................................................................................. 49 8.13.11/12 Calib1/Calib2 register .................................................................................................. 50 8.13.13 EnChan register ................................................................................................................. 54 8.13.14 Tamb register..................................................................................................................... 55 8.13.15 SetPLS register ................................................................................................................... 55 8.14 Window Watchdog Timer.......................................................................................................... 56 8.15 Reset Behaviour ......................................................................................................................... 58 8.16 Supply Voltage Behaviour .......................................................................................................... 59 8.17 Wake-up from Sleep or Standby ............................................................................................... 60 8.18 CRC Calculation .......................................................................................................................... 61 8.19 Global Timing Diagrams ............................................................................................................. 62 9. Application Information 9. Application Information 9. Application Information 9. Application Information ................................ ................................ ................................ ................................................................ ................................ ................................ ................................................................ ................................ ................................ ....................................................... ....................... ....................... ....................... 63 63 63 63 9.1 Application circuit......................................................................................................................... 63 10. Standard information regarding manufacturability of Melexis products with different 10. Standard information regarding manufacturability of Melexis products with different 10. Standard information regarding manufacturability of Melexis products with different 10. Standard information regarding manufacturability of Melexis products with different soldering processes soldering processes soldering processes soldering processes................................ ................................ ................................ ................................................................ ................................ ................................ ................................................................ ................................ ................................ ............................................................. ............................. ............................. ............................. 64 64 64 64 11. General Recommendations 11. General Recommendations 11. General Recommendations 11. General Recommendations ---- ESD/EMC Precautions ESD/EMC Precautions ESD/EMC Precautions ESD/EMC Precautions ................................ ................................ ................................ ................................................................ ................................ ................................ .......................................... .......... .......... .......... 65 65 65 65 12. Package Information 12. Package Information 12. Package Information 12. Package Information ................................ ................................ ................................ ................................................................ ................................ ................................ ................................................................ ................................ ................................ .......................................................... .......................... .......................... .......................... 66 66 66 66 12.1 QFN 4x4 (24 pins): Quad Flat No-lead with exposed pad ........................................................ 66 13. Disclaimer 13. Disclaimer 13. Disclaimer 13. Disclaimer ................................ ................................ ................................ ................................................................ ................................ ................................ ................................................................ ................................ ................................ ................................................................ ................................ ................................ .......................................... .......... .......... .......... 67 67 67 67 |
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