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MIPI DSI

Supported List​

Screen Name
Raspberry Pi 7-inch Touchscreen

Usage Instructions​

The Raspberry Pi Compute Module 4 IO Board has two DSI interfaces: DSIP0 and DSIP1.

tip

When using CAM0 or DISP0, you need to short-circuit the location on the board as shown in the image below.

JUMP

Raspberry Pi 7-inch Touchscreen​

  • Connect

    • Connect the Raspberry Pi Compute Module 4 IO Board using an FPC cable, as shown in the image below:
    • The 5V and GND pins on the Raspberry Pi 7-inch Touchscreen need to be connected to the corresponding 5V and GND pins on the 40-pin header of the Raspberry Pi Compute Module 4 IO Board. 7-INCH-1 7-INCH-2

  • Use rsetup to open the corresponding overlay

    • Use the Ctrl + T shortcut to open the terminal, then run the rsetup command:

      radxa@radxa-cm3j-rpi-cm4-io:~$ rsetup

    • Enable the Raspberry Pi 7-inch Touchscreen Overlay through the overlays device tree configuration.

      tip

      Please enable the "[] Enable Raspberry Pi 7-inch Touchscreen on disp0/dsip1" overlay.
      After successfully enabling "[*] Enable Raspberry Pi 7-inch Touchscreen on disp0/dsip1", exit and reboot to apply the configuration.

Test​

After rebooting, the system display should be shown, and touch functionality should be supported.