Part Number: LP55231 Tool/software: Hi,
We are planning to use this Led driver in our device.
One of the main concerns in led state on power ON system. We are using a Linux based processor to talk to the driver. The boot up time for that would be…
Part Number: LP55231 Other Parts Discussed in Thread: LP5813 Hello I am luis
I have a question about LP55231
1) Is it possible to program all 9 LEDs to have individual dimming timing using SRAM? Please provide example code if you have it.
2) Some…
Part Number: LP55231 Other Parts Discussed in Thread: LP5569 Hello,
I am using 2 chips with independent programs and both synced with Trigger line and using the same Clock. I have a problem when using the Ratiometric configuration inside the Engines…
Part Number: LP55231
Hello,
I am facing some issue in LP55231 with CC1352. With this board I can write sucessfully data write on LP55231, but led is not run. I can also read registers value.
I tryed with other controller and It's working fine. …
Part Number: LP55231
Hi, I am facing issue with LP55231 Engine start and trigger in CC1312. I follow this Library ( https://github.com/sparkfun/SparkFun_LP55231_Arduino_Library) . I can write register value successfully. but engine not working. For…
Part Number: LP55231 Hi Team,
is there an alternative/newer solution to LP55231 which meets below key-careabouts?
- I2C interface
- LEDs are sourced (can’t use LED sink for this particular design)
- Embedded LED test (short/open and voltage measurement…
Part Number: LP55231 Is it the case, that by toggling the external 32kHz 'CLK' pin on the LP55231 RGB LED driver at a higher rate that 32kHz, the PWM frequency will be increased proportionally?
Assuming that this is the case, and if we accept this will…
Part Number: LP55231
Hello, I have a question regarding the LP55231 power-up reset process. Which one writes FF to the reset register (3Dh) when the EN pin is in "L" state or when the EN pin is in "H" state? Please let me know your opinion as to which…
Part Number: LP55231 Hi,
I have a battery powered low power application. during my device idle mode I get a current consumption of around 40uA. I'm running a test sequence where I:
Power On System -> (Wait 3 seconds -> Enable LED sequence with…
