Yep! I used InkShield, a project that was I think originally based on sprite_tm’s cartridge reverse engineering to make arbitrary drawings: https://eclecti.cc/

Yep! I used InkShield, a project that was I think originally based on sprite_tm’s cartridge reverse engineering to make arbitrary drawings: https://eclecti.cc/hardware/semi-automatic-paintbrush https://eclecti.cc/hardware/semi-automatic-paintbrush