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dlpc350编程指南
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DLPC350 Programmer’s Guide
User's Guide
Literature Number: DLPU010E
May 2013–Revised February 2015
Contents
Preface ........................................................................................................................................ 5
1 Interface Protocol................................................................................................................. 7
1.1 I
2
C Interface .................................................................................................................. 7
1.1.1 I
2
C Transaction Structure .......................................................................................... 7
1.1.2 I
2
C Read Transaction Sequence.................................................................................. 8
1.1.3 I
2
C Write Transaction Sequence.................................................................................. 8
1.2 USB Interface ................................................................................................................ 9
1.2.1 USB Transaction Sequence....................................................................................... 9
1.2.2 USB Read Transaction Sequence................................................................................ 9
1.2.3 USB Write Transaction Sequence .............................................................................. 10
2 DLPC350 Control Commands .............................................................................................. 12
2.1 DLPC350 Status Commands ............................................................................................. 12
2.1.1 Hardware Status................................................................................................... 12
2.1.2 System Status ..................................................................................................... 13
2.1.3 Main Status ........................................................................................................ 13
2.1.4 Retrieve Firmware Version....................................................................................... 14
2.1.5 Input Video Signal Detection Status ............................................................................ 14
2.2 DLPC350 Programming Commands .................................................................................... 15
2.2.1 Read Status........................................................................................................ 15
2.2.2 Enter Program Mode.............................................................................................. 16
2.2.3 Read Control....................................................................................................... 16
2.2.4 Start Address ...................................................................................................... 17
2.2.5 Erase Sector ....................................................................................................... 17
2.2.6 Download Data Size .............................................................................................. 17
2.2.7 Download Data .................................................................................................... 18
2.2.8 Calculate Checksum .............................................................................................. 18
2.3 Chipset Control Commands............................................................................................... 18
2.3.1 Chipset Configuration and Control Commands ............................................................... 18
2.3.2 Interface Configuration and Control............................................................................. 21
2.3.3 FPD-Link Interface Configuration and Control................................................................. 21
2.3.4 Input Source Control.............................................................................................. 23
2.3.5 Image Flip .......................................................................................................... 27
2.3.6 Image Processing Control........................................................................................ 28
2.3.7 LED Driver Control ................................................................................................ 29
2.3.8 GPIO Control....................................................................................................... 32
2.3.9 Pulse Width Modulated (PWM) Control ........................................................................ 33
2.3.10 PWM Enable ...................................................................................................... 34
2.3.11 PWM Capture Configuration.................................................................................... 34
2.3.12 PWM Capture Read ............................................................................................. 35
2.4 Display Sequences......................................................................................................... 35
2.4.1 Display Mode Selection Command ............................................................................. 38
2.4.2 Video Mode Commands.......................................................................................... 39
2.4.3 Pattern Display Commands...................................................................................... 40
3 Power-Up and Power-Down and Initialization Considerations.................................................. 58
3.1 Power Up.................................................................................................................... 58
2
Contents DLPU010E–May 2013–Revised February 2015
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Copyright © 2013–2015, Texas Instruments Incorporated
www.ti.com
3.2 Power Down ................................................................................................................ 58
3.3 Power-Up Auto-Initialization .............................................................................................. 58
4 Pattern Display Mode Examples........................................................................................... 60
4.1 Pattern Display Mode Example........................................................................................... 60
4.2 Trigger Mode 0 Example .................................................................................................. 62
4.3 Variable Exposure Pattern Sequence Example........................................................................ 63
4.4 Variable Exposure Video Streaming Pattern Sequence Example ................................................... 64
A Register Quick Reference.................................................................................................... 66
A.1 I
2
C Register Quick Reference ............................................................................................ 66
A.2 Command Guide ........................................................................................................... 68
Revision E History....................................................................................................................... 71
Revision D History....................................................................................................................... 71
Revision C History....................................................................................................................... 71
Revision B History....................................................................................................................... 72
Revision A History....................................................................................................................... 72
3
DLPU010E–May 2013–Revised February 2015 Contents
Submit Documentation Feedback
Copyright © 2013–2015, Texas Instruments Incorporated
www.ti.com
List of Figures
1-1. I
2
C Read Register Sequence .............................................................................................. 8
1-2. I
2
C Write Register Sequence............................................................................................... 9
1-3. USB HID Protocol............................................................................................................ 9
2-1. Image Long-Axis Flip Example ........................................................................................... 28
2-2. Image Short-Axis Flip Example........................................................................................... 28
2-3. CSC Matrix.................................................................................................................. 29
2-4. DLPC350 Functional Block Diagram .................................................................................... 36
2-5. Bit-Planes of a 24-Bit RGB Image ....................................................................................... 37
2-6. Bit Partition in a Frame for an 8-Bit Monochrome Image ............................................................. 37
2-7. DLP4500 Frame Buffer.................................................................................................... 38
2-8. Frame Delay Between RGB Input and Video Output.................................................................. 38
2-9. Trigger Mode 0 Timing Diagram Example .............................................................................. 42
2-10. Trigger Mode 1 Timing Diagram Example .............................................................................. 42
2-11. Trigger Mode 2 Timing Diagram Example .............................................................................. 43
2-12. Flowchart Example for Programming 1280 Variable Exposures..................................................... 56
DLP is a registered trademark of Texas Instruments.
4
List of Figures DLPU010E–May 2013–Revised February 2015
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Copyright © 2013–2015, Texas Instruments Incorporated
Preface
DLPU010E–May 2013–Revised February 2015
Read This First
About This Manual
This document specifies the command and control interface to the 0.45 WXGA chipset. It also defines all
applicable commands, default settings, and control register bit definitions to communicate with the 0.45
WXGA chipset.
Related Documents from Texas Instruments
• DLP
®
0.45 WXGA Chipset: DLP 0.45 WXGA Chipset Data Manual, DLPU009
• DLPC350 Data Sheet: DLP Digital Controller for DLP4500 DMD, DLPS029
• DLP4500 Data Sheet: DLP 0.45 WXGA DMD, DLPS028
If You Need Assistance
See the DLP and MEMS TI E2E Community support forums.
DLP is a registered trademark of Texas Instruments.
5
DLPU010E–May 2013–Revised February 2015 Read This First
Submit Documentation Feedback
Copyright © 2013–2015, Texas Instruments Incorporated
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