DLPS052 October   2015 DLPA3000

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Block Diagram
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 SPI Timing Parameters
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Supply and Monitoring
        1. 7.3.1.1 Supply
        2. 7.3.1.2 Monitoring
          1. 7.3.1.2.1 Block Faults
          2. 7.3.1.2.2 Low Battery and UVLO
          3. 7.3.1.2.3 Auto LED Turn Off Functionality
          4. 7.3.1.2.4 Thermal Protection
      2. 7.3.2 Illumination
        1. 7.3.2.1 Programmable Gain Block
        2. 7.3.2.2 LDO Illum
        3. 7.3.2.3 Illumination Driver A
        4. 7.3.2.4 RGB Strobe Decoder
          1. 7.3.2.4.1 Break Before Make (BBM)
          2. 7.3.2.4.2 Openloop Voltage
          3. 7.3.2.4.3 Transient Current Limit
        5. 7.3.2.5 Illumination Monitoring
          1. 7.3.2.5.1 Power Good
          2. 7.3.2.5.2 Ratio Metric Overvoltage Protection
        6. 7.3.2.6 Load Current and Supply Voltage
        7. 7.3.2.7 Illumination Driver Plus Power FETS Efficiency
      3. 7.3.3 DMD Supplies
        1. 7.3.3.1 LDO DMD
        2. 7.3.3.2 DMD HV Regulator
          1. 7.3.3.2.1 Power-Up and Power-Down Timing
        3. 7.3.3.3 DMD/DLPC Buck Converters
        4. 7.3.3.4 DMD Monitoring
          1. 7.3.3.4.1 Power Good
          2. 7.3.3.4.2 Overvoltage Fault
      4. 7.3.4 Buck Converters
        1. 7.3.4.1 LDO Bucks
        2. 7.3.4.2 General Purpose Buck Converters
        3. 7.3.4.3 Buck Converter Monitoring
          1. 7.3.4.3.1 Power Good
          2. 7.3.4.3.2 Overvoltage Fault
        4. 7.3.4.4 Buck Converter Efficiency
      5. 7.3.5 Auxiliary LDOs
      6. 7.3.6 Measurement System
      7. 7.3.7 Digital Control
        1. 7.3.7.1 SPI
        2. 7.3.7.2 Interrupt
        3. 7.3.7.3 Fast-Shutdown in Case of Fault
        4. 7.3.7.4 Protected Registers
        5. 7.3.7.5 Writing to EEPROM
    4. 7.4 Device Functional Modes
    5. 7.5 Register Maps
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Application Setup Using DLPA3000
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Typical Application with DLPA3000 Internal Block Diagram
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 SPI Connections
    4. 10.4 RLIM Routing
    5. 10.5 LED Connection
    6. 10.6 Thermal Considerations
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Device Nomenclature
    2. 11.2 Related Links
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Package Option Addendum
      1. 12.1.1 Packaging Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)

Register Maps

Register Address, Default, R/W, Register name. Boldface settings are the hardwired defaults.

Table 9. Register Map

NAME BITS DESCRIPTION
0x00, D3, R/W, Chip Identification
CHIPID [7:4] Chip identification number: D (hex)
REVID [3:0] Revision number, 3 (hex)
0x01, 82, R/W, Enable Register
FAST_SHUTDOWN_EN [7] 0: Fast shutdown disabled
1: Fast shutdown enabled
CW_EN [6] 0: Color wheel circuitry disabled
1: Color wheel circuitry enabled
BUCK_GP3_EN [5] 0: General purpose buck3 disabled
1: Generale purpose buck3 enabled
BUCK_GP2_EN [4] 0: General purpose buck2 disabled
1: General purpose buck2 enabled
BUCK_GP1_EN [3] 0: General purpose buck1 disabled
1: General purpose buck1 enabled
ILLUM_LED_AUTO_OFF_EN [2] 0: Illum_led_auto_off_en disabled
1: Illum_led_auto_off_en enabled
ILLUM_EN [1] 0: Illum regulators disabled
1: Illum regulators enabled
DMD_EN [0] 0: DMD regulators disabled
1: DMD regulators enabled
0x02, 70, R/W, IREG Switch Control
TBD [7] Reserved, value does not matter.
ILLUM_ILIM [6:3] Rlim voltage top-side (mV). Illum current limit = Rlim voltage / Rlim
0000: 17 1000: 73
0001: 20 1001: 88
0010: 23 1010: 102
0011: 25 1011: 117
0100: 29 1100: 133
0101: 37 1101: 154
0110: 44 1110: 176
0111: 59 1111: 197
ILLUM_SW_ILIM_EN [2:0] Bit2: CH3, MOSFET R transient current limit (0:disabled, 1:enabled)
Bit1: CH2, MOSFET Q transient current limit (0:disabled, 1:enabled)
Bit0: CH1, MOSFET P transient current limit (0:disabled, 1:enabled)
0x03, 00, R/W, SW1_IDAC(1)
TBD [7:2] Reserved, value does not matter.
SW1_IDAC<9:8> [1:0] Led current of CH1(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Most significant bits of 10 bits register (register 0x03 and 0x04).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x04, 00, R/W, SW1_IDAC(2)
SW1_IDAC<7:0> [7:0] Led current of CH1(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Least significant bits of 10 bits register (register 0x03 and 0x04).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x05, 00, R/W, SW2_IDAC(1)
TBD [7:2] Reserved, value does not matter.
SW2_IDAC<9:8> [1:0] Led current of CH2(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Most significant bits of 10 bits register (register 0x05 and 0x06).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x06, 00, R/W, SW2_IDAC(2)
SW2_IDAC<7:0> [7:0] Led current of CH2(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Least significant bits of 10 bits register (register 0x05 and 0x06).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x07, 00, R/W, SW3_IDAC(1)
TBD [7:2] Reserved, value does not matter.
SW3_IDAC<9:8> [1:0] Led current of CH3(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Most significant bits of 10 bits register (register 0x07 and 0x08).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x08, 00, R/W, SW3_IDAC(2)
SW3_IDAC<7:0> [7:0] Led current of CH3(A) = ((Bit value + 1)/1024) × (150 mV / Rlim), Least significant bits of 10 bits register (register 0x07 and 0x08).
00 0000 0000 [OFF]
00 0011 0011 [(52/1024) × (150mV/Rlim)], Minimum code.
….
11 1111 1111 [150mV/Rlim]
0x09, 00, R/W, Switch ON/OFF Control
SW3 [7] Only used if DIRECT MODE is enabled (see register 0x2F)
0: SW3 disabled
1: SW3 enabled
SW2 [6] Only used if DIRECT MODE is enabled (see register 0x2F)
0: SW2 disabled
1: SW2 enabled
SW1 [5] Only used if DIRECT MODE is enabled (see register 0x2F)
0: SW1 disabled
1: SW1 enabled
TBD [4:0] Reserved, value does not matter.
0x0A, 00, R/W, Analog Front End (1)
AFE_EN [7] 0: Analog front end disabled
1: Analog front end enabled
AFE_CAL_DIS [6] 0: Calibrated 18x AFE_VGA
1: Uncalibrated 18x AFE_VGA
AFE_GAIN [5:4] Gain analog front end gain
00: Off
01: 1x
10: 9.5x
11: 18x
AFE_SEL [3:0] Selected analog multiplexer input
0000: ILLUM_A_FB/xx, where xx is controlled by VLED_OVP_VLED_RATIO<4:0> (reg0x19)
0001: ILLUM_B_FB/xx, where xx is controlled by VLED_OVP_VLED_RATIO<4:0> (reg0x19)
0010: VIN/xx, where xx is controlled by ILLUM_LED_AUTO_OFF_SEL<3:0> (reg0x18)
0011: V_LABB
0100: RLIM_K1
0101: RLIM_K2
0110: CH1_SWITCH
0111: CH2_SWITCH
1000: CH3_SWITCH
1001: VREF_1V2
1010: VOTS (Main temperature sense block output voltage)
1011: VPROG1/12 (EEPROM block1 programming voltage divided by 12)
1100: VPROG2/12 (EEPROM block2 programming voltage divided by 12)
1101: ACMPR_IN_1
1110: ACMPR_IN_2
1111: ACMPR_IN_3
0x0B, 00, R/W, Analog Front End (2)
TSAMPLE_SEL [7:6] Samples time LABB Sensor (µs)
00: 7
01: 14
10: 21
11: 28
SAMPLE_LABB [5] 0: LABB SAMPLING disabled
1: START LABB SAMPLING (auto reset to 0 after TSAMPLE_SEL time).
VLED_OVP_VIN_RATIO [4:0] OVP_VIN Division factor.
00000: 3.33 01000: 6.10 10000: 9.16 11000: 12.51
00001: 4.98 01001: 6.23 10001: 9.60 11001: 12.94
00010: 5.23 01010: 6.67 10010: 9.99 11010: 13.31
00011: 5.32 01011: 7.11 10011: 10.41 11011: 13.70
00100: 5.42 01100: 7.50 10100: 10.88 11100: 14.11
00101: 5.52 01101: 7.96 10101: 11.26 11101: 14.56
00110: 5.62 01110: 8.34 10110: 11.67 11110: 15.04
00111: 5.85 01111: 8.77 10111: 12.11 11111: 15.41
0x0C, 00, R, Main Status Register
SUPPLY_FAULT [7] 0: No PG or OV failures for any of the LV Supplies
1: PG failures for a LV Supplies
ILLUM_FAULT [6] 0: ILLUM_FAULT = LOW
1: ILLUM_FAULT = HIGH
PROJ_ON_INT [5] 0: PROJ_ON = HIGH
1: PROJ_ON = LOW
DMD_FAULT [4] 0: DMD_FAULT = LOW
1: DMD_FAULT = HIGH
BAT_LOW_SHUT [3] 0: VIN > UVLO_SEL<4:0>
1: VIN < UVLO_SEL<4:0>
BAT_LOW_WARN [2] 0: VIN > LOWBATT_SEL<4:0>
1: VIN < LOWBATT_SEL<4:0>
TS_SHUT [1] 0: Chip temperature < 132.5°C and no violation in V5V0
1: Chip temperature > 156.5°C, or violation in V5V0
TS_WARN [0] 0: Chip temperature < 121.4°C
1: Chip temperature > 123.4°C
0x0D, F5, Interrupt Mask Register
SUPPLY_FAULT_MASK [7] 0: Not masked for SUPPLY_FAULT interrupt
1: Masked for SUPPLY_FAULT interrupt
ILLUM_FAULT_MASK [6] 0: Not masked for ILLUM_FAULT interrupt
1: Masked for ILLUM_FAULT interrupt
PROJ_ON_INT_MASK [5] 0: Not masked for PROJ_ON_INT interrupt
1: Masked for PROJ_ON_INT interrupt
DMD_FAULT_MASK [4] 0: Not masked for DMD_FAULT interrupt
1: Masked for DMD_FAULT interrupt
BAT_LOW_SHUT_MASK [3] 0: Not masked for BAT_LOW_SHUT interrupt
1: Masked for BAT_LOW_SHUT interrupt
BAT_LOW_WARN_MASK [2] 0: Not masked for BAT_LOW_WARN interrupt
1: Masked for BAT_LOW_WARN interrupt
TS_SHUT_MASK [1] 0: Not masked for TS_SHUT interrupt
1: Masked for TS_SHUT interrupt
TS_WARN_MASK [0] 0: Not masked for TS_WARN interrupt
1: Masked for TS_WARN interrupt
0x0E, 00, R/W, Break-Before-Make Delay
BBM_DELAY [7:0] Break before make delay register (ns), step size is 111 ns
0000 0000: 0
0000 0001: 333
0000 0010: 444
0000 0011: 555
….
1111 1101: 28305
1111 1110: 28416
1111 1111: 28527
0x0F, 07, R/W, Fast Shutdown Timing
VOFS/RESETZ_DELAY [7:4] VOFS/RESETZ_DELAY (µs)
0000: 4.000 – 4.445 1000: 6.230 – 7.120
0001: 8.010 – 8.900 1001: 12.46 – 14.24
0010: 16.02 – 17.80 1010: 24.89 – 28.44
0011: 32.00 – 35.55 1011: 49.77 – 56.88
0100: 63.99 – 71.10 1100: 99.5 – 113.8
0101: 128.0 – 142.2 1101: 199.1 – 227.6
0110: 256.0 – 284.5 1110: 398.3 – 455.2
0111: 512.1 – 569.0 1111: 1024.2 – 1138.0
VBIAS/VRST_DELAY [3:0] VBIAS/VRST_DELAY (µs)
0000: 4.000 – 4.445 1000: 6.230 – 7.120
0001: 8.010 – 8.900 1001: 12.46 – 14.24
0010: 16.02 – 17.80 1010: 24.89 – 28.44
0011: 32.00 – 35.55 1011: 49.77 – 56.88
0100: 63.99 – 71.10 1100: 99.5 – 113.8
0101: 128.0 – 142.2 1101: 199.1 – 227.6
0110: 256.0 – 284.5 1110: 398.3 – 455.2
0111: 512.1 – 569.0 1111: 1024.2 – 1138.0
0x10, C0, R/W, VOFS State Duration
VOFS_STATE_DURATION [7:5] Duration of VOFS state (ms)
000: 1
001: 5
010: 10
011: 20
100: 40
101: 80
110: 160
111: 320
LOWBATT_SEL [4:0] Low battery level selection
00000: 3.93 01000: 7.27 10000: 10.94 11000: 14.96
00001: 5.92 01001: 7.43 10001: 11.46 11001: 15.47
00010: 6.21 01010: 7.95 10010: 11.92 11010: 15.91
00011: 6.32 01011: 8.46 10011: 12.42 11011: 16.37
00100: 6.43 01100: 8.93 10100: 12.97 11100: 16.87
00101: 6.55 01101: 9.47 10101: 13.42 11101: 17.40
00110: 6.67 01110: 9.92 10110: 13.91 11110: 17.96
00111: 6.93 01111: 10.42 10111: 14.43 11111: 18.41
0x11, 00, R/W, VBIAS State Duration
VBIAS_STATE_DURATION [7:5] Duration of VBIAS state (ms)
000: bypass
001: 5
010: 10
011: 20
100: 40
101: 80
110: 160
111: 320
UVLO_SEL [4:0] Undervoltage lockout level selection
00000: 3.93 01000: 7.27 10000: 10.94 11000: 14.96
00001: 5.92 01001: 7.43 10001: 11.46 11001: 15.47
00010: 6.21 01010: 7.95 10010: 11.92 11010: 15.91
00011: 6.32 01011: 8.46 10011: 12.42 11011: 16.37
00100: 6.43 01100: 8.93 10100: 12.97 11100: 16.87
00101: 6.55 01101: 9.47 10101: 13.42 11101: 17.40
00110: 6.67 01110: 9.92 10110: 13.91 11110: 17.96
00111: 6.93 01111: 10.42 10111: 14.43 11111: 18.41
0x13, 00, R/W, GP1 Buck Converter Voltage Selection
BUCK_GP1_TRIM [7:0] General purpose1 buck output voltage = 1+ bit value * 15.69 (stepsize = 15.69 mV)
00000000 1 V
….
11111111 5 V
0x14, 00, R/W, GP2 Buck Converter voltage Selection
BUCK_GP2_TRIM [7:0] General purpose2 buck output voltage = 1+ bit value * 15.69 (stepsize = 15.69 mV)
00000000 1 V
….
11111111 5 V
0x15, 00, R/W, GP3 Buck Converter Voltage Selection
BUCK_GP3_TRIM [7:0] General purpose3 driver output voltage = 1+ bit value * 15.69 (stepsize = 15.69 mV)
00000000 1 V
….
11111111 5 V
0x16, 00, R/W, Buck Skip Mode
TBD [7:5] Reserved, value does not matter.
BUCK_SKIP_ON [4:0] Skip Mode:
Bit4: Buck_GP3 (0:disabled, 1:enabled)
Bit3: Buck_GP1 (0:disabled, 1:enabled)
Bit2: Buck_GP2 (0:disabled, 1:enabled)
Bit1: Buck_DMD1 (0:disabled, 1:enabled)
Bit0: Buck_DMD2 (0:disabled, 1:enabled)
0x17, 02, R/W, User Configuration Selection Register
DIG_SPI_FAST_SEL [7] 0: SPI Clock from 0 to 36 MHz
1: SPI Clock from 20 to 40 MHz
TBD [6] Reserved, value does not matter.
ILLUM_EXT_LSD_CUR_LIM_EN [5] 0: Current limiting disabled (External FETs mode)
1: Current limiting enabled (External FETs mode)
Reserved [4]
ILLUM_3A_INT_SWITCH_SEL [3] Illum Configuration: most significant bit is ILLUM_EXT_SWITCH_CAP<6> (Reg0x26). Other 4 bits are <3:0> of this register. “x” is don’t care.
x xx00: Off
x x110: 2 x 3 A Internal FETs
x 0010: 1 x 6 A Internal FETs
x 1010: 1 x 3 A Internal FETs
0 xx0x: Off
0 x11x: 2 x 3 A Internal FETs
0 001x: 1 x 6 A Internal FETs
0 101x: 1 x 3 A Internal FETs
1 xxx1: External FETs
ILLUM_DUAL_OUTPUT_CNTR_SEL [2]
ILLUM_INT_SWITCH_SEL [1]
ILLUM_EXT_SWITCH_SEL [0]
0x18, 00, R/W, OLV -ILLUM_LED_AUTO_OFF_SEL
ILLUM_OLV_SEL [7:4] Illum openloop voltage (V) = 3 + bit value * 1 (stepsize = 1 V)
0000: 3 V
0001: 4 V
...
1110: 17 V
1111: 18 V
ILLUM_LED_AUTO_OFF_SEL [3:0] Bit value Led Auto Off Level (V) VIN division factor
0000 3.93 3.33
0001 5.92 4.98
0010 6.21 5.23
0011 6.32 5.32
0100 6.43 5.42
0101 6.55 5.52
0110 6.67 5.62
0111 6.93 5.85
1000 7.27 6.10
1001 7.95 6.67
1010 8.93 7.50
1011 9.92 8.34
1100 10.94 9.16
1101 11.92 9.99
1110 12.97 10.88
1111 13.91 11.67
0x19, 1F, R/W, Illumination Buck Converter Overvoltage Fault Level
Reserved [7:5]
VLED_OVP_VLED_RATIO [4:0] Bit value / OVP VLED division factor
00000: 3.33 01000: 6.10 10000: 9.16 11000: 12.51
00001: 4.98 01001: 6.23 10001: 9.60 11001: 12.94
00010: 5.23 01010: 6.67 10010: 9.99 11010: 13.31
00011: 5.32 01011: 7.11 10011: 10.41 11011: 13.70
00100: 5.42 01100: 7.50 10100: 10.88 11100: 14.11
00101: 5.52 01101: 7.96 10101: 11.26 11101: 14.56
00110: 5.62 01110: 8.34 10110: 11.67 11110: 15.04
00111: 5.85 01111: 8.77 10111: 12.11 11111: 15.41
0x1B, 00, R/W, Color Wheel PWM Voltage(1)
CW_PWM <7:0> [7:0] Least significant 8 bits of 16 bits register (register 0x1B and 0x1C) Average color wheel PWM voltage (V), step size = 76.295 µV
0x0000 0 V
....
0xFFFF 5 V
0x1C, 00, R/W, Color Wheel PWM Voltage(2)
CW_PWM <15:8> [7:0] Most significant 8 bits of 16 bits register (register 0x1B and 0x1C) Average color wheel PWM voltage (V), step size = 76.295 µV
0x0000 0 V
....
0xFFFF 5 V
0x25, 00, R/W, ILLUM BUCK CONVERTER BANDWIDTH SELECTION
reserved [7:4]
ILLUM_BW_BC1 [3,2] ILED CONTROL LOOP BANDWIDTH INCREASE (dB)
00: 0
01: 1.9
10: 4.7
11: 9.3
ILLUM_BW_BC2 [1,0] ILED CONTROL LOOP BANDWIDTH INCREASE (dB)
00: 0
01: 1.9
10: 4.7
11: 9.3
0x26, 9F, R, Capability register
LED_AUTO_TURN_OFF_CAP [7] 0: LED_AUTO_TURN_OFF_CAP disabled
1: LED_AUTO_TURN_OFF_CAP enabled
ILLUM_EXT_SWITCH_CAP [6] 0: No external switch control capability
1: External switch control capability included
CW_CAP [5] 0: No color wheel capability
1: Color wheel capability included
DMD type [4] 0: VSP
1: TRP
DMD_LDO1_USE [3] 0: LDO1 not used for DMD, voltage set by user register
1: LDO1 used for DMD, voltage set by EEPROM
DMD_LDO2 _USE [2] 0: LDO2 not used for DMD, voltage set by user register
1: LDO2 used for DMD, voltage set by EEPROM
DMD_BUCK1 _USE [1] 0: DMD Buck1 disabled
1: DMD Buck1 used
DMD_BUCK2 _USE [0] 0: DMD Buck2 disabled
1: DMD Buck2 used
0x27, 00, R, Detailed status register1 (Power good failures for general purpose and illumination blocks)
BUCK_GP3_PG_FAULT [7] 0: No fault
1: Focus motor buck power good failure. Does not initiate a fast shutdown.
BUCK_GP1_PG_FAULT [6] 0: No fault
1: General purpose buck1 power good failure. Does not initiate a fast shutdown.
BUCK_GP2_PG_FAULT [5] 0: No fault
1: General purpose buck2 power good failure. Does not initiate a fast shutdown.
Reserved [4]
ILLUM_BC1_PG_FAULT [3] 0: No fault
1: Illum buck converter1 power good failure. Does not initiate a fast shutdown.
ILLUM_BC2_PG_FAULT [2] 0: No fault
1: Illum buck converter2 power good failure. Does not initiate a fast shutdown.
TBD [1] Reserved, value always 0
TBD [0] Reserved, value always 0
0x28, 00, R, Detailed status register2 (Overvoltage failures for general purpose and illum blocks)
BUCK_GP3_OV_FAULT [7] 0: No fault
1: Focus motor buck overvoltage failure. Does not initiate a fast shutdown.
BUCK_GP1_OV_FAULT [6] 0: No fault
1: General purpose buck1 overvoltage failure. Does not initiate a fast shutdown.
BUCK_GP2_OV_FAULT [5] 0: No fault
1: General purpose buck2 overvoltage failure. Does not initiate a fast shutdown.
TBD [4] Reserved, value always 0
ILLUM_BC1_OV_FAULT [3] 0: No fault
1: Illum buck converter1 overvoltage failure. Does not initiate a fast shutdown.
ILLUM_BC2_OV_FAULT [2] 0: No fault
1: Illum buck converter2 overvoltage failure. Does not initiate a fast shutdown.
TBD [1] Reserved, value always 0
TBD [0] Reserved, value always 0
0x29, 00, R, Detailed status register3 (Power good failure for DMD related blocks)
TBD [7] Reserved, value always 0
DMD_PG_FAULT [6] 0: No fault
1: VBIAS, VOFS and/or VRST power good failure. Initiates a fast shutdown.
BUCK_DMD1_PG_FAULT [5] 0: No fault
1: Buck1 (used to create DMD voltages) power good failure. Initiates a fast shutdown.
BUCK_DMD2_PG_FAULT [4] 0: No fault
1: Buck2 (used to create DMD voltages) power good failure. Initiates a fast shutdown.
TBD [3] Reserved, value always 0
TBD [2] Reserved, value always 0
LDO_GP1_PG_FAULT /
LDO_DMD1_PG_FAULT
[1] 0: No fault
1: LDO1 (used as general purpose or DMD specific LDO) power good failure. Initiates a fast shutdown.
LDO_GP2_PG_FAULT /
LDO_DMD2_PG_FAULT
[0] 0: No fault
1: LDO2 (used as general purpose or DMD specific LDO) power good failure. Initiates a fast shutdown.
0x2A, 00, R, Detailed status register4 (Overvoltage failures for DMD related blocks and Color Wheel)
TBD [7] Reserved, value always 0
TBD [6] Reserved, value always 0
BUCK_DMD1_OV_FAULT [5] 0: No fault
1: Buck1 (used to create DMD voltage) overvoltage failure
BUCK_DMD2_OV_FAULT [4] 0: No fault
1: Buck2 (used to create DMD voltage) overvoltage failure
TBD [3] Reserved, value always 0
TBD [2] Reserved, value always 0
LDO_GP1_OV_FAULT /
LDO_DMD1_OV_FAULT
[1] 0: No fault
1: LDO1 (used as general purpose or DMD specific LDO) overvoltage failure
LDO_GP2_OV_FAULT /
LDO_DMD2_OV_FAULT
[0] 0: No fault
1: LDO2 (used as general purpose or DMD specific LDO) overvoltage failure
0x2B, 00, R, Chip ID extension
CHIP_ID_EXTENTION [7:0] ID extension to distinguish between various configuration options.
0x2C, 00, R/W, ILLUM_LED_AUTO_TURN_OFF_DELAY SETTINGS
Reserved [7:4] TBD
ILLUM_LED_AUTO_TURN_OFF_DELAY [3:0] ILLUM_LED_AUTO_TURN_OFF_DELAY (µsec)
0000: 4.000-4.445 0100: 63.99-71.10 1000: 6.230-7.120 1100: 99.5-113.8
0001: 8.010-8.900 0101: 128.0-142.2 1001: 12.46-14.24 1101: 199.1-227.6
0010: 16.02-17.80 0110: 256.0-284.5 1010: 24.89-28.44 1110: 398.3-455.2
0011: 32.00-35.55 0111: 512.1-569.0 1011: 49.77-56.88 1111: 1024.2-1138.0
0x2E, 00, R/W, User Password
USER PASSWORD (0xBABE) [7:0] Write Consecutively 0xBA and 0xBE to unlock.
0x2F, 00, R/W, User Protection Register
TBD [7:3] Reserved, value does not matter.
EEPROM_PROGRAM [2] 0: EEPROM programming disabled
1: Shadow register values programmed to EEPROM
DIRECT_MODE [1] 0: Direct mode disabled
1: Direct mode enabled (register 0x09 to control switched)
PROTECT_USER_REG [0] 0: ALL regular USER registers are WRITABLE, except for READ ONLY registers
1: ONLY USER registers 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, and 0x09 are WRITABLE
0x30, 00, R/W, User EEPROM Register
USER_REGISTER1 [7:0] User EEPROM Register1
0x31, 00, R/W, User EEPROM Register
USER_REGISTER2 [7:0] User EEPROM Register2
0x32, 00, R/W, User EEPROM Register
USER_REGISTER3 [7:0] User EEPROM Register3
0x33, 00, R/W, User EEPROM Register
USER_REGISTER4 [7:0] User EEPROM Register4
0x34, 00, R/W, User EEPROM Register
USER_REGISTER5 [7:0] User EEPROM Register5
0x35, 00, R/W, User EEPROM Register
USER_REGISTER6 [7:0] User EEPROM Register6