tiicu continues to evolve based on your feedback! This third alpha release brings critical fixes, exciting new console support, and powerful customization options for PSP emulation.
What's New
FIXED: Custom ROM Paths
The custom ROM path feature now works correctly! Configuration has been moved to a new location with improved formatting:
New Configuration Location:
sdmc:/tiicu/config/roms.jsonc
Inside your custom path, continue organizing consoles in separate folders as before.
Home Screen Enhancements
Several quality-of-life improvements make managing your shortcuts easier:
- Fixed: Moving shortcuts no longer creates duplicates
- Improvement: "Add to homescreen" automatically navigates to the first page with available slots
- New Alert: You'll now be notified when all home screen pages are full
NEW: Sega Console Support
Dive into Sega's legendary library! tiicu now supports four classic Sega platforms:
- Sega Game Gear —
sdmc:/tiicu/{covers,heros,roms,saves,states}/game-gear/ - Sega Master System —
sdmc:/tiicu/{covers,heros,roms,saves,states}/master-system/ - Sega Mega Drive (Genesis) —
sdmc:/tiicu/{covers,heros,roms,saves,states}/genesis/ - Sega CD —
sdmc:/tiicu/{covers,heros,roms,saves,states}/sega-cd/
Organize your Sonic collection and classic Sega hits the same way as other systems!
PSP Core Improvements
Advanced Customization: You can now fine-tune PPSSPP settings to match your preferences!
Settings Location:
sdmc:/tiicu/config/cores/ppsspp.jsonc
Recommended: Use Visual Studio Code for editing JSONC files, soon tiicu will have an UI to handle settings in app.
CHD Support: PSP games in CHD format are now fully supported, saving valuable SD card space while maintaining perfect compatibility.
PlayStation Core Fix
- Fixed: Analog stick/axis controls now function properly in PS1 games
Installation
Same straightforward process:
- Copy the
tiicufolder to the root of your SD card - Place
tiicu.nroinside theswitchfolder - Launch any game while holding R to open the Homebrew Menu
- Open tiicu
- Enjoy!
IMPORTANT: tiicu DOESN'T WORK IN APPLET MODE
Quick Tips
Navigation:
- Use ZL or ZR to navigate between docked screens
- Use L or R to swap pages on the Home Screen
In-Game:
- Press + and - together to suspend gameplay and access game options
BIOS Requirements
PlayStation (PS1)
To run PS1 games, you need your legally dumped BIOS:
- Copy
SCPH1001.binfrom your console - Place it in:
sdmc:/tiicu/system/psx/
Sega Systems
Sega systems require various BIOS files depending on the console and game region. All Sega BIOS files should be placed in:
sdmc:/tiicu/system/sega-cd/
Required BIOS files by system:
Sega CD / Mega CD:
bios_CD_U.bin— Sega CD (NTSC-U)bios_CD_E.bin— Mega CD (PAL)bios_CD_J.bin— Mega CD (NTSC-J)
Choose the BIOS that matches your game's region
Master System:
bios_U.sms— Master System (NTSC-U)bios_E.sms— Master System (PAL)bios_J.sms— Master System (NTSC-J)
Game Gear:
bios.gg— Game Gear TMSS BOOTROM
Mega Drive:
bios_MD.bin— Mega Drive TMSS BOOTROM
Optional Enhancement ROMs:
sk.bin— Sonic & Knuckles (2 MB)sk2chip.bin— Sonic & Knuckles UPMEM (256 KB)ggenie.bin— Game Genieareplay.bin— Action Replay (Pro)
Super Nintendo (Satellaview)
For Satellaview games on SNES, you need:
- Copy
BS-X.binto:sdmc:/tiicu/system/snes/
Thank You
Your continued testing and feedback drives tiicu forward. From fixing custom paths to adding Sega support, every improvement comes from listening to this community. Keep the suggestions coming!