Search found 2 matches

by samsonx
Sat Jul 04, 2020 12:14 am
Forum: ESP32 Arduino
Topic: i2s DMA pixel data / clock input
Replies: 1
Views: 202

Re: i2s DMA pixel data / clock input

So made some progress with this; however having trouble aligning the frame rows correctly.. additionally it seems I really shouldn't be using LCD mode/parallel mode. It kinda works however takes 128byte for a single row of 128 on/off pixels. The signals actually seem better suited for a more standar...
by samsonx
Fri Jun 26, 2020 7:41 pm
Forum: ESP32 Arduino
Topic: i2s DMA pixel data / clock input
Replies: 1
Views: 202

i2s DMA pixel data / clock input

Hello, I am attempting to use the esp32 to decode frames from a pinball DMD display. The i2s peripheral on the esp32 seems like it should work. I am using camera slave receiving mode, but am having trouble configuring the DMA/fifo to pull the data in correctly. The display data comes in rows of pixe...

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