DLPU082B August   2021  – August 2022 DLPC7540

 

  1.   Programmer's Guide
  2.   Trademarks
  3. 1 Scope
  4. 2 References
  5. 3 Acronyms
  6. 4 System Boot
    1. 4.1 Data In flash
    2. 4.2 Bootloader Application
    3. 4.3 Main Application
    4. 4.4 Commands Supported by Bootloader and Main Applications
    5. 4.5 Debug Terminal
    6. 4.6 HOST_IRQ/SYSTEM_BUSY
    7. 4.7 Heartbeat
    8. 4.8 Low-level Fault
  7. 5 System Status
  8. 6 Version
  9. 7 Power Modes
  10. 8 Display Modes
  11. 9 Source Detection and Configuration
  12. 10Internal sources
    1. 10.1 Test Patterns (TPG)
    2. 10.2 Solid Field (SFG) Color
    3. 10.3 Curtain
  13. 11Display Formatting
  14. 12Image Processing
  15. 13Illumination Control
  16. 14Peripherals
    1. 14.1 GPIO
    2. 14.2 PWM
  17. 15Interface Protocol
    1. 15.1 Supported Interfaces
    2. 15.2 I2C Target
    3. 15.3 USB
  18. 16Command Protocol
    1. 16.1 Command Packet
    2. 16.2 Response Packet
    3. 16.3 Destination Details
    4. 16.4 Error Handling and Recovery
    5. 16.5 System Busy - I2C scenarios
      1. 16.5.1 GPIO implementation
      2. 16.5.2 Short Status response
    6. 16.6 Support for Variable Data Size
  19. 17Auto-Initialization Batch File
  20. 18Command Descriptions
  21. 19System Commands
    1. 19.1  3D
    2. 19.2  Administrative
    3. 19.3  Autolock
    4. 19.4  Blending
    5. 19.5  Bootloader
    6. 19.6  Calibration
    7. 19.7  Debug Internal
    8. 19.8  Debug
    9. 19.9  General Operation
    10. 19.10 Illumination
    11. 19.11 Image Processing
    12. 19.12 Manual WPC
    13. 19.13 Peripherals
    14. 19.14 Warping
  22.   Revision History

19.2 Administrative

Administrative

Table 19-4 Mode [Opcode: 00h | Destination: 1]
Get Mode
Return Parameter(s)
Byte Description
Byte 0

Mode Info

bit0: Application Mode

0 = Bootloader

1 = Main Application

2 = Main Application True Global

bit1: Controller Configuration

0 = Single

1 = Multiple

This command returns whether we are in Bootloader or in Main Application.

Table 19-5 Controller Info [Opcode: 00h | Destination: 4]
Get Controller Info
Return Parameter(s)
Byte Description
Bytes 0-3

Controller ID

Bytes 4-12

Controller Name

Returns DLP Controller Information.

Table 19-6 Version [Opcode: 01h | Destination: 1]
Get Version
Return Parameter(s)
Byte Description
Byte 0

App Major

Byte 1

App Minor

Bytes 2-3

App Patch

Byte 4

0-Production; A-Alpha; B-Beta

Byte 5

(0-Production; 1-255-Alpha/Beta)

Byte 6

(0-Not a test build; 1-255-Test-build-number)

Byte 7

API Major

Byte 8

API Minor

Bytes 9-10

API Patch

Byte 11

0-Production; A-Alpha; B-Beta

Byte 12

(0-Production; 1-255-Alpha/Beta)

Byte 13

(0-Not a test build; 1-255-Test-build-number)

This command returns the version of the currently active Application and the version of the underlying API library. The currently active application can be queried using Get Mode command.

Table 19-7 DMD Info [Opcode: 01h | Destination: 4]
Get DMD Info
Return Parameter(s)
Byte Description
Bytes 0-3

DMD device ID

Bytes 4-7

DMD Fuse ID

Bytes 8-25

Reserved

Bytes 26-33

DMD Name

Returns the DMD information.

Table 19-8 Switch Mode [Opcode: 02h | Destination: 1]
Set Switch Mode
Write Parameter(s)
Byte Description
Byte 0

Application to switch to

0 = Switch to bootloader

1 = Via reset

2 = Switch to application regardless of the BOOT_HOLD GPIO State. This option is provided for debug purposes only

3 = Switch to application with DMD True Global Enabled regardless of the BOOT_HOLD GPIO State.

This command is used to switch between bootloader and application mode.

Table 19-9 DMD Resolution [Opcode: 02h | Destination: 4]
Get DMD Resolution
Return Parameter(s)
Byte Description
Bytes 0-1

Effective width of DMD in pixels.

Bytes 2-3

Effective height of DMD in lines.

Returns the DMD width and height in number of pixels and lines respectively.

Table 19-10 Flash Version [Opcode: 03h | Destination: 4]
Get Flash Version
Return Parameter(s)
Byte Description
Byte 0

Flash Version Major

Byte 1

Flash Version Minor

Byte 2

Flash Version Subminor

Returns version number that uniquely identifies the flash image.

Table 19-11 Flash Layout Version [Opcode: 04h | Destination: 4]
Get Flash Layout Version
Return Parameter(s)
Byte Description
Bytes 0-1

Flash Config Layout Version

Bytes 2-33

Flash Config Layout Hash

Bytes 34-35

Application Config Layout Version

Bytes 36-67

Application Config Layout Hash

Returns supported Layout revision numbers and hash for flash config and app config layout.

Table 19-12 Product Configuration Failure Cause [Opcode: 05h | Destination: 4]
Get Product Configuration Failure Cause
Return Parameter(s)
Byte Description
Byte 0

Cause of product configuration failure.

0 = Invalid Controller for the product configuration

1 = Invalid DMD for the product configuration

2 = DMD project data does not match the actual DMD

3 = PAD cannot be used to drive SSI or DMD in ECD system

4 = Invalid Pad Configuration

Use this command to get the cause of product configuration failure if Product Configuration Failed is set in system status command.

Table 19-13 System Status [Opcode: 06h | Destination: 4]
Get System Status
Return Parameter(s)
Byte Description
Bytes 0-3

System Status Word 0

bit0: Color Wheel spinning

bit1: Color Wheel phase lock

bit2: Color Wheel frequency lock

bit3: Lamp is lit

bit4: Memory test of internal DRAM passed

bit10: Frame Rate Conversion Enable

bit11: Sequence Phase Lock

bit12: Sequence Frequency Lock

bit13: Sequence search

bit29: System Color Point Calibration Enable

bit30: Variable Illumination Calibration Enable

bit31: Brilliant color Calibration Enable

Bytes 4-7

System Status Word 1

bit0: Sequence Error

bit1: Pixel clock out of range

bit2: Vsync valid

bit6: UART port 0 communication error (If Port Enabled)

bit7: UART port 1 communication error (If Port Enabled)

bit8: UART port 2 communication error (If Port Enabled)

bit9: SSP port 0 communication error (If Port Enabled)

bit10: SSP port 1 communication error (If Port Enabled)

bit11: SSP port 1 communication error (If Port Enabled)

bit12: I2C port 0 communication error (If Port Enabled)

bit13: I2C port 1 communication error (If Port Enabled)

bit14: I2C port 2 communication error (If Port Enabled)

bit15: DLPC Initialization Error

bit16: Lamp Hardware error occured

bit17: Lamp PPPRF Time Out

bit19: No frequency bin found for the selected mode

bit20: DLPA3005 Communication error (If DLPA3005 present)

bit21: UMC refresh bandwidth underflow

bit22: DMD initialization error

bit23: DMD power down error

bit24: Source definition not present

bit25: Sequence binary not present

bit26: Product configuration failed

bit27: Dither mask not loaded

Bytes 8-11

System Status Word 2

bit0: EEPROM initialization failure

Command to read status information from DLP Controller. If status interrupt is enabled (configurable via default UI tool in DLP Composer), reading back this command will acknowledge/deactivate the interrupt pin until the next change in status.

Table 19-14 EEPROM Data Present [Opcode: 07h | Destination: 4]
Get EEPROM Data Present
Return Parameter(s)
Byte Description
Bytes 0-1

Calibration Data Blocks

bit0: Colorwheel Lamp Data Present

bit1: SSI Calibration Data Present

bit2: ADC Calibration Data Present

bit3: WPC Sensor Calibration Data Present

bit4: WPC Brightness Table Data Present

bit5: XPR Calibration Data Present

bit6: XPR Waveform Calibration Data Present

bit7: Edge Blend Data Present

bit8: Surface Correction Data Present

Reports which of the calibration data blocks are present in EEPROM. Use this command before sending EEPROM Invalidate command (0x0A).

Table 19-15 General Delay Command [Opcode: 08h | Destination: 4]
Set General Delay Command
Write Parameter(s)
Byte Description
Bytes 0-3

Delay In Milliseconds

On receipt of this command controller wait for specified period before executing the next command. This command to be used in Auto Initialization batchfile configuration. Use this command to insert delay between execution of two commands.

Table 19-16 EEPROM Invalidate [Opcode: 0Ah | Destination: 4]
Set EEPROM Invalidate
Write Parameter(s)
Byte Description
Byte 0

Invalidate Settings Data

bit0: Invalidate Settings

Bytes 1-2

Invalidate Calibration Data

bit0: Invalidate Colorwheel Lamp Data

bit1: Invalidate SSI Calibration Data

bit2: Invalidate ADC Calibration Data

bit3: Invalidate WPC Sensor Calibration Data

bit4: Invalidate WPC Brightness Table Data

bit5: Invalidate XPR Calibration Data

bit6: Invalidate XPR Waveform Calibration Data

bit7: Invalidate Edge Blend Data

bit8: Invalidate Surface Correction Data

Invalidates the user settings portion of EEPROM data or calibration portion of EEPROM data or both as per input arguments and restarts the system. If none of the settings or calibration data is selected, then the command does nothing. Note : Chose valid flags as returned in Get EEPROM Data Present command.

Table 19-17 Splash Capture [Opcode: 0Bh | Destination: 4]
Set Splash Capture
Write Parameter(s)

Captures the current external image displayed on the screen and stores it into the Flash memory as a Splash image.

Table 19-18 Splash Capture Status [Opcode: 0Ch | Destination: 4]
Get Splash Capture Status
Return Parameter(s)
Byte Description
Byte 0

Capture State

0 = Image Capture Terminated because of error or Timeout

1 = External Image is being written into the internal DRAM Splash buffer

2 = Image is successfully captured into internal DRAM Splash buffer

3 = Image is being programmed into the Flash memory

4 = Image is successfully programmed into Flash memory

Byte 1

Completion Status

(percentage)

Returns the current status of splash capture.

Table 19-19 Terminate Splash Capture [Opcode: 0Dh | Destination: 4]
Set Terminate Splash Capture
Write Parameter(s)

Terminates any ongoing Splash Capture