ZHCSJT3B May   2019  – August 2020 LP5009 , LP5012

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Description (continued)
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Characteristics
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 PWM Control for Each Channel
        1. 8.3.1.1 Independent Color Mixing Per RGB LED Module
        2. 8.3.1.2 Independent Intensity Control Per RGB LED Module
          1. 8.3.1.2.1 Intensity-Control Register Configuration
          2. 8.3.1.2.2 Logarithmic- or Linear-Scale Intensity Control
        3. 8.3.1.3 12-Bit, 29-kHz PWM Generator Per Channel
          1. 8.3.1.3.1 PWM Generator
        4. 8.3.1.4 PWM Phase-Shifting
      2. 8.3.2 LED Bank Control
      3. 8.3.3 Current Range Setting
      4. 8.3.4 Automatic Power-Save Mode
      5. 8.3.5 Protection Features
        1. 8.3.5.1 Thermal Shutdown
        2. 8.3.5.2 UVLO
    4. 8.4 Device Functional Modes
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
        1. 8.5.1.1 Data Validity
        2. 8.5.1.2 Start and Stop Conditions
        3. 8.5.1.3 Transferring Data
        4. 8.5.1.4 I2C Slave Addressing
        5. 8.5.1.5 Control-Register Write Cycle
        6. 8.5.1.6 Control-Register Read Cycle
        7. 8.5.1.7 Auto-Increment Feature
    6. 8.6 Register Maps
      1.      45
      2. 8.6.1  DEVICE_CONFIG0 (Address = 0h) [reset = 0h]
      3. 8.6.2  DEVICE_CONFIG1 (Address = 1h) [reset = 3Ch]
      4. 8.6.3  LED_CONFIG0 (Address = 2h) [reset = 00h]
      5. 8.6.4  BANK_BRIGHTNESS (Address = 3h) [reset = FFh]
      6. 8.6.5  BANK_A_COLOR (Address = 4h) [reset = 00h]
      7. 8.6.6  BANK_B_COLOR (Address = 5h) [reset = 00h]
      8. 8.6.7  BANK_C_COLOR (Address = 6h) [reset = 00h]
      9. 8.6.8  LED0_BRIGHTNESS (Address = 7h) [reset = FFh]
      10. 8.6.9  LED1_BRIGHTNESS (Address = 8h) [reset = FFh]
      11. 8.6.10 LED2_BRIGHTNESS (Address = 9h) [reset = FFh]
      12. 8.6.11 LED3_BRIGHTNESS (Address = 0Ah) [reset = FFh]
      13. 8.6.12 OUT0_COLOR (Address = 0Bh) [reset = 00h]
      14. 8.6.13 OUT1_COLOR (Address = 0Ch) [reset = 00h]
      15. 8.6.14 OUT2_COLOR (Address = 0Dh) [reset = 00h]
      16. 8.6.15 OUT3_COLOR (Address = 0Eh) [reset = 00h]
      17. 8.6.16 OUT4_COLOR (Address = 0Fh) [reset = 00h]
      18. 8.6.17 OUT5_COLOR (Address = 10h) [reset = 00h]
      19. 8.6.18 OUT6_COLOR (Address = 11h) [reset = 00h]
      20. 8.6.19 OUT7_COLOR (Address = 12h) [reset = 00h]
      21. 8.6.20 OUT8_COLOR (Address = 13h) [reset = 00h]
      22. 8.6.21 OUT9_COLOR (Address = 14h) [reset = 00h]
      23. 8.6.22 OUT10_COLOR (Address = 15h) [reset = 00h]
      24. 8.6.23 OUT11_COLOR (Address = 16h) [reset = 00h]
      25. 8.6.24 RESET (Address = 17h) [reset = 00h]
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Examples
  12. 12Device and Documentation Support
    1. 12.1 Related Links
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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8.6.3 LED_CONFIG0 (Address = 2h) [reset = 00h]

LED_CONFIG0 is shown in Figure 8-15 and described in Table 8-8.

Return to Table 8-4.

Figure 8-15 LED_CONFIG0 Register
7 6 5 4 3 2 1 0
RESERVED LED3_Bank_EN LED2_Bank_EN LED1_Bank_EN LED0_Bank_EN
R/ W-0h R/ W-0h R/ W-0h R/ W-0h R/ W-0h
Table 8-8 LED_CONFIG0 Register Field Descriptions
Bit Field Type Reset Description
7-4 RESERVED R/ W 0h Reserved
3 LED3_Bank_EN R/ W 0h 1 = LED3 bank control mode enabled
0 = LED3 Independent control mode enabled
2 LED2_Bank_EN R/ W 0h 1 = LED2 bank control mode enabled
0 = LED2 independent control mode enabled
1 LED1_Bank_EN R/ W 0h 1 = LED1 bank control mode enabled
0 = LED1 independent control mode enabled
0 LED0_Bank_EN R/ W 0h 1 = LED0 bank control mode enabled
0 = LED0 independent control mode enabled