ILI9486 blank screen

[craigerl]

Waveshare ILI9486(B) https://www.amazon.com/dp/B07V9WW96D
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Unable to draw to display using luma.lcd with any examples or demo code, screen remains blank with backlight on.

$ sudo python clock.py --display ili9486 --interface spi --width 320 --height 480
Version: luma.lcd 2.10.0 (luma.core 2.4.0)
Display: ili9486
Interface: spi
Dimensions: 320 x 480

Type of Raspberry Pi

Pi5

Linux Kernel version

6.1.54-v8+

Expected behaviour

anything written to display

Actual behaviour

display has no writing, just a black/backlight

[craigerl]

It looks like the problem is isolated to Raspberry Pi 5 hardware. The same sd card in a PiZero2W works as expected. Changes to Pi5 SPI addressing perhaps? GPIO?

[thijstriemstra]

see rm-hull/luma.core#268

[JosephHobbs]

I ran into this as well. Using gpiozero worked to address the issue on my RPi5