Hello, I think you got same issues with me, maybe wrong config init file when you config driver GC9A01. Could you take my config in this post and try again:
Hi all, because my init of the gc9a01 is wrong, that’s why it has displayed the wrong color. I have fixed it.
Now I have a good display.
[photo_2023-03-15_18-01-38]
My config init gc9a01
GC9A01A_INREGEN2, 0,
0xEB, 1, 0x14,
GC9A01A_INREGEN1, 0,
GC9A01A_INREGEN2, 0,
0xEB, 1, 0x14,
0x84, 1, 0x40,
0x85, 1, 0xFF,
0x86, 1, 0xFF,
0x87, 1, 0xFF,
0x88, 1, 0x0A,
0x89, 1, 0x21,
0x8A, 1, 0x00,
0x8B, 1, 0x80,
0x8C, 1, 0x01,
0x8D, 1, 0x01,
0x8E, 1, 0xFF,
0x8F, 1, 0xFF,
0xB6, 2, 0x00, 0x00,
GC9A01A_MADCTL…
Thank