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Download Batocera for the CM3, scroll down to "Raspberry Pi CM3/CM3+". Write it to a MicroSD card using the Raspberry Pi Imager. Use a SD card marked A1 or A2 (Application class).
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Download GPM280 DTBO and unzip it to the overlays directory. Edit config.txt and add the following lines to the end of the file:
dtparam=spi=off
dtparam=i2c_arm=off
gpio=0-27=a2
dtoverlay=dpi24
enable_dpi_lcd=1
display_default_lcd=1
dpi_group=2
dpi_mode=87
display_rotate=3
dpi_output_format=0x7F217
hdmi_timings=480 0 26 16 10 640 0 25 10 15 0 0 0 60 0 32000000 1
extra_transpose_buffer=2
hdmi_ignore_edid=0xa5000080
dtoverlay=gpm280-pwm-audio
- Turn on the Game Pi Micro. Once you are on the home screen, access the menu with the menu key (start) and connect to your local Wi-Fi under Network Settings/Hostname
- Turn on security under System Settings/Security
- Now reboot under Quit/Restart System. Write down your IP address under Network Settings. Now write down your password under System Settings/Security.
Login to your Lexaloffle-Account and download the PICO-8 zip file for the Raspberry Pi to your downloads folder.
Enter this command in Windows Terminal, Mac Terminal or a Linux Terminal.
scp ~/Downloads/pico-8*_raspi.zip root@192.168.178.YOUR_IP:/userdata/
It will ask for your password you noted earlier. Now type (and enter your password again)
ssh root@192.168.178.YOUR_IP
cd /userdata/
wget https://github.com/Pixelpunker/Pico-Host/releases/download/0.1/install-pico8.sh
chmod +x install-pico8.sh
./install-pico8.sh
After successful installation the system reboots.
Your new home screen.
PICO-8 is properly installed with the following additional features:
- Sharp scaling
- Left and right triggers additionally function as ❎ and ⭕
- Press select for a screenshot
- Hold select for 0.5 s for a video
Launch PICO-8 in splore mode by choosing 'console' You can also swap controls between "Xbox style" ❎⭕ (which is the PICO-8 default) or "Nintendo Style" ⭕❎.
Browse screenshots and gifs you took with the select key directly on your Game Pi Micro.
Play PICO racer using the shoulder buttons.
You can test the (swapped) controls by lauching API.p8.
Have fun. The fantasy console is no longer a fantasy. It's in your hands.
You can browse the latest and greatest games via splore. Just launch 'console'. You can also use the search function inside splore without a keyboard. Simply move the dpad up or down to enter letters.