• TLC5940: Power on details

  

  Franz Schellhase

  TI Thinks Resolved

  Part Number: TLC5940 Other Parts Discussed in Thread: TLC5944 , Hi team, Can you answer the following customer question please? Unfortunately, the data sheet of the TLC5940 does not provide very detailed information about the Power-ON behavior. For the…

  • 1 month ago
  • Power management
  • Power management forum

• TLC5940: Software library for stm32cube IDE

  

  Roeland Osaer1

  TI Thinks Resolved

  Part Number: TLC5940 Hello, I’m a student from KU-Leuven university in Belgium and for a project I use 3 TLC5940's to drive a 16x16 RGB Led matrix. I want to use the STM32CUBE IDE to write the software. Now because my software skills are not…

  • 2 months ago
  • Power management
  • Power management forum

• TLC5940: TLC5940 defect during permanent test.

  

  Ashwin Gawande

  TI Thinks Resolved

  Part Number: TLC5940 I developed an HW based on TLC5940 which is connected to a µC. It was for 3 days on a permanent test and it worked without any problem. The signal level was also ok at the start of the test. 3 Day later, out of 27 boards, 3 are…

  • 6 months ago
  • Power management
  • Power management forum

• RE: TLC5940: Powering the TLC5940 some LED goes on while some are off.

  

  Hardy Wu

  Hi Pompel, I think the former IC was damaged somehow. If you need some further failure analysis, you can contact your local sales or FAE for it.

  • 6 months ago
  • Power management
  • Power management forum

• TLC5940: On the cascaded chain of TLC5940, it happens that ein IC does receive signal but does not transfer it out.

  

  Rompel Schichtlem

  TI Thinks Resolved

  Part Number: TLC5940 Hi, I have developped my board based on TLC5940 as you can in the joined picture. I have cascaded 15 of this IC. having finishe the development I order the board and start doing some Test. It happen out of the 10 board that I order…

  • 11 months ago
  • Power management
  • Power management forum

• TLC5940: TLC5940 200mA current sink

  

  CHEN YAN

  TI Thinks Resolved

  Part Number: TLC5940 Hi, My customer want to make a solution of LED driver, but the boost voltage is 200V, current sink is 200mA per channel, 8-channel in total. Can I use TLC5940 and tie two channels together to generate 200mA current sink, and use another…

  • over 1 year ago
  • Power management
  • Power management forum

• TLC5940: tlc5940 with 1024 GSCLK Pulses Configuration Available?

  

  Jacky Hsu

  TI Thinks Resolved

  Part Number: TLC5940 I'm an newbie for tlc5940 . I got TLC5940 EVM from my boss. According to the datasheet,1 GS Data Output Cycle consists of 4096 pulses. I got a sample and sample code of TLC5940 EVM( USBv0.7_sourceCode, MCU: TUSB3210,software :LED…

  • over 1 year ago
  • Power management
  • Power management forum

• TLC5940: Maximum cascade devices

  

  Tomoaki Yoshida91

  TI Thinks Resolved

  Part Number: TLC5940 Hi team, I have a question for maximum cascaded devices. I understand that the maximum number of cascaded devices is 40. For example, if the clock speed is quite low, will the maximum number change? Is it a maximum of 40 under any…

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• TLC5940: Python Library for TLC5940 on Raspberry Pi?

  

  Harley King

  Resolved

  Part Number: TLC5940 Hello, Is there a TI-maintained Python library available for interacting with the TLC5940 chip? I'm especially interested in Python libraries that allow Raspberry Pis to interact with the TLC5940. I found at least two libraries…

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TLC5940: About "LED short to Ground Detection" and "LED Short to VLED Detection"

  

  yoshihiro hirata

  Resolved

  Part Number: TLC5940 Other Parts Discussed in Thread: TLC5941 , Dear support team, Are TLC5940, TLC5941 and TLC59401 supported "LED short to Ground Detection" and "LED Short to VLED Detection"? Features in product folder of these devices…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

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