DLPU115B january   2022  – march 2023 DLPC3421

 

  1.   Abstract
  2.   Trademarks
  3. 1Introduction
    1. 1.1 System Overview
    2. 1.2 Software Overview
      1. 1.2.1 I2C Overview
      2. 1.2.2 I2C Transactions
      3. 1.2.3 Data Flow Control
    3. 1.3 Related Documentation
  4. 2System Initialization
    1. 2.1 Boot ROM
    2. 2.2 Device Startup
  5. 3I2C Commands
    1. 3.1 General Operation
      1. 3.1.1  Write Input Source Select (05h)
        1. 3.1.1.1 Write Parameters
      2. 3.1.2  Read Input Source Select (06h)
        1. 3.1.2.1 Read Parameters
        2. 3.1.2.2 Return Parameters
      3. 3.1.3  Write External Video Source Format Select (07h)
        1. 3.1.3.1 Write Parameters
      4. 3.1.4  Read External Video Source Format Select (08h)
        1. 3.1.4.1 Read Parameters
        2. 3.1.4.2 Return Parameters
      5. 3.1.5  Write External Video Chroma Processing Select (09h)
        1. 3.1.5.1 Write Parameters
      6. 3.1.6  Read External Video Chroma Processing Select (0Ah)
        1. 3.1.6.1 Read Parameters
        2. 3.1.6.2 Return Parameters
      7. 3.1.7  Write Test Pattern Select (0Bh)
        1. 3.1.7.1 Write Parameters
      8. 3.1.8  Read Test Pattern Select (0Ch)
        1. 3.1.8.1 Read Parameters
        2. 3.1.8.2 Return Parameters
      9. 3.1.9  Write Splash Screen Select (0Dh)
        1. 3.1.9.1 Write Parameters
      10. 3.1.10 Read Splash Screen Select (0Eh)
        1. 3.1.10.1 Read Parameters
        2. 3.1.10.2 Return Parameters
      11. 3.1.11 Read Splash Screen Header (0Fh)
        1. 3.1.11.1 Read Parameters
        2. 3.1.11.2 Return Parameters
      12. 3.1.12 Write Image Crop (10h)
        1. 3.1.12.1 Write Parameters
      13. 3.1.13 Read Image Crop (11h)
        1. 3.1.13.1 Read Parameters
        2. 3.1.13.2 Return Parameters
      14. 3.1.14 Write Display Image Orientation (14h)
        1. 3.1.14.1 Write Parameters
      15. 3.1.15 Read Display Image Orientation (15h)
        1. 3.1.15.1 Read Parameters
        2. 3.1.15.2 Return Parameters
      16. 3.1.16 Write Display Image Curtain (16h)
        1. 3.1.16.1 Write Parameters
      17. 3.1.17 Read Display Image Curtain (17h)
        1. 3.1.17.1 Read Parameters
        2. 3.1.17.2 Return Parameters
      18. 3.1.18 Write Image Freeze (1Ah)
        1. 3.1.18.1 Write Parameters
        2. 3.1.18.2 Use of Image Freeze to Reduce On-Screen Artifacts
      19. 3.1.19 Read Image Freeze (1Bh)
        1. 3.1.19.1 Read Parameters
        2. 3.1.19.2 Return Parameters
      20. 3.1.20 Write Look Select (22h)
        1. 3.1.20.1 Write Parameters
      21. 3.1.21 Read Look Select (23h)
        1. 3.1.21.1 Read Parameters
        2. 3.1.21.2 Return Parameters
      22. 3.1.22 Read Sequence Header Attributes (26h)
        1. 3.1.22.1 Read Parameters
        2. 3.1.22.2 Return Parameters
      23. 3.1.23 Write Degamma/CMT Select (27h)
        1. 3.1.23.1 Write Parameters
      24. 3.1.24 Read Degamma/CMT Select (28h)
        1. 3.1.24.1 Read Parameters
        2. 3.1.24.2 Return Parameters
      25. 3.1.25 Write CCA Select (29h)
        1. 3.1.25.1 Write Parameters
      26. 3.1.26 Read CCA Select (2Ah)
        1. 3.1.26.1 Read Parameters
        2. 3.1.26.2 Return Parameters
      27. 3.1.27 Write Execute Flash Batch File (2Dh)
        1. 3.1.27.1 Write Parameters
      28. 3.1.28 Write External Input Image Size (2Eh)
        1. 3.1.28.1 Write Parameters
      29. 3.1.29 Read External Input Image Size (2Fh)
        1. 3.1.29.1 Read Parameters
        2. 3.1.29.2 Return Parameters
      30. 3.1.30 Write Splash Screen Execute (35h)
        1. 3.1.30.1 Write Parameters
      31. 3.1.31 Write Mirror Lock Control (39h)
        1. 3.1.31.1 Write Parameters
      32. 3.1.32 Read Mirror Lock Control (3Ah)
        1. 3.1.32.1 Read Parameters
        2. 3.1.32.2 Return Parameters
    2. 3.2 Illumination Control
      1. 3.2.1  Write LED Output Control Method (50h)
        1. 3.2.1.1 Write Parameters
      2. 3.2.2  Read LED Output Control Method (51h)
        1. 3.2.2.1 Read Parameters
        2. 3.2.2.2 Return Parameters
      3. 3.2.3  Write RGB LED Enable (52h)
        1. 3.2.3.1 Write Parameters
      4. 3.2.4  Read RGB LED Enable (53h)
        1. 3.2.4.1 Read Parameters
        2. 3.2.4.2 Return Parameters
      5. 3.2.5  Write RGB LED Current (54h)
        1. 3.2.5.1 Write Parameters
      6. 3.2.6  Read RGB LED Current (55h)
        1. 3.2.6.1 Read Parameters
        2. 3.2.6.2 Return Parameters
      7. 3.2.7  Read CAIC LED Max Available Power (57h)
        1. 3.2.7.1 Read Parameters
        2. 3.2.7.2 Return Parameters
      8. 3.2.8  Write RGB LED Max Current (5Ch)
        1. 3.2.8.1 Write Parameters
      9. 3.2.9  Read RGB LED Max Current (5Dh)
        1. 3.2.9.1 Read Parameters
        2. 3.2.9.2 Return Parameters
      10. 3.2.10 Read CAIC RGB LED Current (5Fh)
        1. 3.2.10.1 Read Parameters
        2. 3.2.10.2 Return Parameters
    3. 3.3 Image Processing Control
      1. 3.3.1 Write Local Area Brightness Boost Control (80h)
        1. 3.3.1.1 Write Parameters
      2. 3.3.2 Read Local Area Brightness Boost Control (81h)
        1. 3.3.2.1 Read Parameters
        2. 3.3.2.2 Return Parameters
      3. 3.3.3 Write CAIC Image Processing Control (84h)
        1. 3.3.3.1 Write Parameters
      4. 3.3.4 Read CAIC Image Processing Control (85h)
        1. 3.3.4.1 Read Parameters
        2. 3.3.4.2 Return Parameters
      5. 3.3.5 Write Color Coordinate Adjustment Control (86h)
        1. 3.3.5.1 Write Parameters
      6. 3.3.6 Read Color Coordinate Adjustment Control (87h)
        1. 3.3.6.1 Read Parameters
        2. 3.3.6.2 Return Parameters
      7. 3.3.7 Write Keystone Correction Control (88h)
        1. 3.3.7.1 Write Parameters
      8. 3.3.8 Read Keystone Correction Control (89h)
        1. 3.3.8.1 Read Parameters
        2. 3.3.8.2 Return Parameters
    4. 3.4 General Setup
      1. 3.4.1 Write Parallel Interface Sync Polarity (B6h)
        1. 3.4.1.1 Write Parameters
      2. 3.4.2 Read Parallel Interface Sync Polarity (B7h)
        1. 3.4.2.1 Read Parameters
        2. 3.4.2.2 Return Parameters
      3. 3.4.3 Read Auto Framing Information (BAh)
        1. 3.4.3.1 Read Parameters
        2. 3.4.3.2 Return Parameters
      4. 3.4.4 Write Keystone Projection Pitch Angle (BBh)
        1. 3.4.4.1 Write Parameters
      5. 3.4.5 Read Keystone Projection Pitch Angle (BCh)
        1. 3.4.5.1 Read Parameters
        2. 3.4.5.2 Return Parameters
    5. 3.5 DSI Commands
      1. 3.5.1 Write DSI HS Clock (BDh)
        1. 3.5.1.1 Write Parameters
      2. 3.5.2 Read DSI HS Clock (BEh)
        1. 3.5.2.1 Read Parameters
        2. 3.5.2.2 Return Parameters
      3. 3.5.3 Write DSI Port Enable (D7h)
        1. 3.5.3.1 Write Parameters
      4. 3.5.4 Read DSI Port Enable (D8h)
        1. 3.5.4.1 Read Parameters
        2. 3.5.4.2 Return Parameters
    6. 3.6 Administrative Commands
      1. 3.6.1 Read Short Status (D0h)
        1. 3.6.1.1 Read Parameters
        2. 3.6.1.2 Return Parameters
      2. 3.6.2 Read System Status (D1h)
        1. 3.6.2.1 Read Parameters
        2. 3.6.2.2 Return Parameters
      3. 3.6.3 Read System Software Version (D2h)
        1. 3.6.3.1 Read Parameters
        2. 3.6.3.2 Return Parameters
      4. 3.6.4 Read Communication Status (D3h)
        1. 3.6.4.1 Read Parameters
        2. 3.6.4.2 Return Parameters
      5. 3.6.5 Read Controller Device ID (D4h)
        1. 3.6.5.1 Read Parameters
        2. 3.6.5.2 Return Parameters
      6. 3.6.6 Read DMD Device ID (D5h)
        1. 3.6.6.1 Read Parameters
        2. 3.6.6.2 Return Parameters
      7. 3.6.7 Read Flash Build Version (D9h)
        1. 3.6.7.1 Read Parameters
        2. 3.6.7.2 Return Parameters
      8. 3.6.8 Read DMD I/F Training Data (DCh)
        1. 3.6.8.1 Read Parameters
        2. 3.6.8.2 Return Parameters
    7. 3.7 Flash Update Commands
      1. 3.7.1 Read Flash Update Precheck (DDh)
        1. 3.7.1.1 Read Parameters
        2. 3.7.1.2 Return Parameters
      2. 3.7.2 Write Flash Data Type Select (DEh)
        1. 3.7.2.1 Write Parameters
      3. 3.7.3 Write Flash Data Length (DFh)
        1. 3.7.3.1 Write Parameters
      4. 3.7.4 Write Erase Flash Data (E0h)
        1. 3.7.4.1 Write Parameters
      5. 3.7.5 Write Flash Start (E1h)
        1. 3.7.5.1 Write Parameters
      6. 3.7.6 Write Flash Continue (E2h)
        1. 3.7.6.1 Write Parameters
      7. 3.7.7 Read Flash Start (E3h)
        1. 3.7.7.1 Read Parameters
        2. 3.7.7.2 Return Parameters
      8. 3.7.8 Read Flash Continue (E4h)
        1. 3.7.8.1 Read Parameters
        2. 3.7.8.2 Return Parameters
  6. 4Revision History

3 I2C Commands

Table 3-1 List of System Write/Read Software Commands
Command Type Command Description OpCode (hex) Reference
General Operation Commands
Write Write Input Source Select 05 Write Input Source Select (05h)
Read Read Input Source Select 06 Read Input Source Select (06h)
Write Write External Video Source Format Select 07 Write External Video Source Format Select (07h)
Read Read External Video Source Format Select 08 Read External Video Source Format Select (08h)
Write Write External Video Chroma Processing Select 09 Write External Video Chroma Processing Select (09h)
Read Read External Video Chroma Processing Select 0A Read External Video Chroma Processing Select (0Ah)
Write Write Test Pattern Select 0B Write Test Pattern Select (0Bh)
Read Read Test Pattern Select 0C Read Test Pattern Select (0Ch)
Write Write Splash Screen Select 0D Write Splash Screen Select (0Dh)
Read Read Splash Screen Select 0E Read Splash Screen Select (0Eh)
Read Read Splash Screen Header 0F Read Splash Screen Header (0Fh)
Write Write Image Crop 10 Write Image Crop (10h)
Read Read Image Crop 11 Read Image Crop (11h)
Write Write Display Image Orientation 14 Write Display Image Orientation (14h)
Read Read Display Image Orientation 15 Read Display Image Orientation (15h)
Write Write Display Image Curtain 16 Write Display Image Curtain (16h)
Read Read Display Image Curtain 17 Read Display Image Curtain (17h)
Write Write Image Freeze 1A Write Image Freeze (1Ah)
Read Read Image Freeze 1B Read Image Freeze (1Bh)
Write Write Look Select 22 Write Look Select (22h)
Read Read Look Select 23 Read Look Select (23h)
Read Read Sequence Header Attributes 26 Read Sequence Header Attributes (26h)
Write Write Degamma/CMT Select 27 Write Degamma/CMT Select (27h)
Read Read Degamma/CMT Select 28 Read Degamma/CMT Select (28h)
Write Write CCA Select 29 Write CCA Select (29h)
Read Read CCA Select 2A Read CCA Select (2Ah)
Write Write Execute Flash Batch File 2D Write Execute Flash Batch File (2Dh)
Write Write External Input Image Size 2E Write External Input Image Size (2Eh)
Read Read External Input Image Size 2F Read External Input Image Size (2Fh)
Write Write Splash Screen Execute 35 Write Splash Screen Execute (35h)
Write Write Mirror Lock Control 39 Write Mirror Lock Control (39h)
Read Read Mirror Lock Control 3A Read Mirror Lock Control (3Ah)
Illumination Control Commands
Write Write LED Output Control Method 50 Write LED Output Control Method (50h)
Read Read LED Output Control Method 51 Read LED Output Control Method (51h)
Write Write RGB LED Enable 52 Write RGB LED Enable (52h)
Read Read RGB LED Enable 53 Read RGB LED Enable (53h)
Write Write RGB LED Current 54 Write RGB LED Current (54h)
Read Read RGB LED Current 55 Read RGB LED Current (55h)
Read Read CAIC LED Max Available Power 57 Read CAIC LED Max Available Power (57h)
Write Write RGB LED Max Current 5C Write RGB LED Max Current (5Ch)
Read Read RGB LED Max Current 5D Read RGB LED Max Current (5Dh)
Read Read CAIC RGB LED Current 5F Read CAIC RGB LED Current (5Fh)
Image Processing Control Commands
Write Write Local Area Brightness Boost Control 80 Write Local Area Brightness Boost Control (80h)
Read Read Local Area Brightness Boost Control 81 Read Local Area Brightness Boost Control (81h)
Write Write CAIC Image Processing Control 84 Write CAIC Image Processing Control (84h)
Read Read CAIC Image Processing Control 85 Read CAIC Image Processing Control (85h)
Write Write Color Coordinate Adjustment Control 86 Write Color Coordinate Adjustment Control (86h)
Read Read Color Coordinate Adjustment Control 87 Read Color Coordinate Adjustment Control (87h)
Write Write Keystone Correction Control 88 Write Keystone Correction Control (88h)
Read Read Keystone Correction Control 89 Read Keystone Correction Control (89h)
General Setup Commands
Write Write Parallel Interface Sync Polarity B6 Write Parallel Interface Sync Polarity (B6h)
Read Read Parallel Interface Sync Polarity B7 Read Parallel Interface Sync Polarity (B7h)
Read Read Auto Framing Information BA Read Auto Framing Information (BAh)
Write Write Keystone Projection Pitch Angle BB Write Keystone Projection Pitch Angle (BBh)
Read Read Keystone Projection Pitch Angle BC Read Keystone Projection Pitch Angle (BCh)
DSI Commands
Write Write DSI HS Clock BD Write DSI HS Clock (BDh)
Read Read DSI HS Clock BE Read DSI HS Clock (BEh)
Write Write DSI Port Enable D7 Write DSI Port Enable (D7h)
Read Read DSI Port Enable D8 Read DSI Port Enable (D8h)
Administrative Commands
Read Read Short Status D0 Read Short Status (D0h)
Read Read System Status D1 Read System Status (D1h)
Read Read System Software Version D2 Read System Software Version (D2h)
Read Read Communication Status D3 Read Communication Status (D3h)
Read Read Controller Device ID D4 Read Controller Device ID (D4h)
Read Read DMD Device ID D5 Read DMD Device ID (D5h)
Read Read Flash Build Version D9 Read Flash Build Version (D9h)
Read Read DMD I/F Training Data DC Read DMD I/F Training Data (DCh)
Flash Update Commands
Read Read Flash Update PreCheck DD Read Flash Update Precheck (DDh)
Write Write Flash Data Type Select DE Write Flash Data Type Select (DEh)
Write Write Flash Data Length DF Write Flash Data Length (DFh)
Write Write Erase Flash Data E0 Write Erase Flash Data (E0h)
Write Write Flash Start E1 Write Flash Start (E1h)
Write Write Flash Continue E2 Write Flash Continue (E2h)
Read Read Flash Start E3 Read Flash Start (E3h)
Read Read Flash Continue E4 Read Flash Continue (E4h)