TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel


Search tips
Showing 50 results View by: Thread Post Sort by
  • LP5891: LP5899 to LP5891 forwarding works, FC readback works, continuous W_SRAM + VSYNC sent, but LINE outputs never switch

    Craig Peckett
    Craig Peckett
    Part Number: LP5891 Other Parts Discussed in Thread: LP5899 Hi, I am trying to drive one LP5891 through an LP5899 from an STM32. What is confirmed working: LP5899 SPI communication is working LP5891 FC0–FC4 can be written and read back…
    • 6 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: Question ablut LP5891-Q1

    Chase Jeong
    Chase Jeong
    Part Number: LP5891-Q1 Tool/software: Dear TI experts, My customer consider LP5891-Q1 for their new project. They prepare to make the schematic now, and they have some questions. Could you check the questions in the power point file below? LP5891Q1_250922…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP5891: LP5891 (PS925-16x16 RGB panel) — can it be driven directly from STM32, or do I need LP5899 / TI

    Craig Peckett
    Craig Peckett
    Resolved
    Part Number: LP5891 Other Parts Discussed in Thread: LAUNCHXL-F280039C , LP5899 Hi all, I’m trying to get an LED panel working that uses one LP5891 LED driver (16 rows x 16 cols). I already have the panels/controller made and I’m using an STM32 MCU, but…
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • LP5891-Q1: LP5891-Q1 stack mode groups PWM data writing arrangement on 1 bus

    Aaron Zhang
    Aaron Zhang
    Resolved
    Part Number: LP5891-Q1 Hi, For LP5891-Q1 stack mode(for example stack mode 3), if there are 6 chips(2 X3 stack group) in one bus but group1 only use 40scan and group2 only use 41scan, how should I send the correct PWM data into this BUS? The PWM data…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: Questions about LP5891-Q1

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LP5891-Q1 Tool/software: Dear TI experts, My customer checks the specification of LP5891-Q1. Could you check the questions from my customer? 1. If I use red LED only, Can I apply 3.3V to VCC,VLEDR,VLEDGB power rails? 2. Is there any…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891-Q1: Control method if 2 LP5891-Q1s are used

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5899 Tool/software: Dear TI experts, My customer now checks the specification of LP5891-Q1 for their next project. They already tested one LP5891-Q1 with F280039C which is referenced in EVM…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891-Q1: Inquiry regarding availability due to Macroblock's patent

    Cheolchun Yang
    Cheolchun Yang
    TI Thinks Resolved
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5892-Q1 , LP5891 Hello. I am planning to proceed with a project to develop an LED display using the LP5891-Q1. I happened to see on the Macroblock website that a driver resembling the LP5891…
    • 3 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: 在独立模式下,一路SPI 可以驱动多少个LP5891

    jimmy gao
    jimmy gao
    TI Thinks Resolved
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 Tool/software: 我看到论坛之前有人问过,使用菊花链串多个LP5891,最多能串多少个,然后下面给出的答案时32个,但是我在规格书上并没有找到所贴图片,请官方帮忙说明下,独立模式下,一个SPI 菊花链可以驱动多少颗LP5891。
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891-Q1: LP5891

    Sunrise
    Sunrise
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 , LP5892-Q1 Tool/software: Hi, looking for a LED driver with higher current rating (40mA) of LP5891. The part number might be LP5892-Q1. Could anyone please help me to get datasheet and…
    • over 2 years ago
    • Power management
    • Power management forum
  • LP5891-Q1: LP5891-Q1

    wang sky
    wang sky
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 Tool/software: I have two questions that I’d like to ask both of you: We are attempting to measure the PWM signal of the “LP5891” IC. To do so, we connected an oscilloscope to LINE0 and…
    • over 2 years ago
    • Power management
    • Power management forum
>

Didn't find what you are looking for? Post a new question.

  • Ask a new question