2.0 KiB
2.0 KiB
Screens that use HDMI should work out of the box
you may need to configure the resolution in RaspberryOS Bookworm you can do this by editing the kernel commandline
sudo nano /boot/firmware/cmdline.txt
!!! tip "Important" Put all parameters in cmdline.txt on the same line, do not use carriage returns.
for example:
video=1920x1080
more complex example:
video=HDMI-A-1:1920x1080M@60,rotate=90,reflect_x
| Device | Display |
|---|---|
| HDMI-A-1 | HDMI 1 (sometimes HDMI 0 on PCB) |
| HDMI-A-2 | HDMI 2 (sometimes HDMI 1 on PCB if starts at 0) |
| DSI-1 | DSI or DPI |
| Composite-1 | Composite |
Valid mode specifiers:
<xres>x<yres>[M][R][-<bpp>][@<refresh-rate>][i][m][eDd]
options on brackets are optional
| Option | Description |
|---|---|
| M | Calculate timings using CVT |
| R | CVT reduced blanking (refresh rate must be 60Hz) |
| - | Bits per pixel, A.K.A. BitDepth usuallly 24 |
| @ | acceptable refresh rates are 50, 60, 70 or 85 Hz only |
| e | Force enable |
| D | Force enable Digital mode |
| d | Disable |
For more info read modedb default video mode support