Search found 3 matches

by seandepagnier
Thu Aug 06, 2026 7:40 am
Forum: General Discussion
Topic: esp32 wroom boot loop from bad powerup
Replies: 1
Views: 21

esp32 wroom boot loop from bad powerup

I found that it is quite easy to get an esp32 into a boot loop just by touching the power wires to a power supply enough times giving it poor power. I also found it sometimes gets into this state again possibly from falling and rising power rails.

I have the brownout detector, it just reboots over ...
by seandepagnier
Mon Jun 24, 2024 4:41 am
Forum: Hardware
Topic: options for driving 800x480 rgb lcd
Replies: 3
Views: 3080

Re: options for driving 800x480 rgb lcd

I am using S3. I did not even think older ones could do the rgb lcd interface.
by seandepagnier
Fri Jun 21, 2024 4:07 pm
Forum: Hardware
Topic: options for driving 800x480 rgb lcd
Replies: 3
Views: 3080

options for driving 800x480 rgb lcd

I have hooked up a display using the lcd_rgb_panel interface. The initial demo uses 16bpp with framebuffers stored in psram.

I had a problem because my display wants to be clocked at 25mhz, but this does not work using quad spi ram. I was able to get it working at 16mhz but it is out of spec for ...

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