The BIOS is proprietary software owned by Sony Computer Entertainment. It is copyrighted code. Unlike the emulator itself, which is open-source and free to distribute, the BIOS is intellectual property.
When you turn on a real PlayStation 2, you see the red towers and the distinctive startup sound. That is the BIOS loading. It is the low-level firmware that tells the console how to interact with the hardware (the disc drive, memory cards, and controllers). pcsx2 1.7.0 bios download
In the world of emulation, the emulator software (PCSX2) acts as the physical console shell, but it needs the brain (the BIOS) to know how to actually be a PlayStation 2. Without a valid BIOS file, PCSX2 cannot run any games. It is the bridge between the software code of the game and the hardware of your PC. This brings us to the core of the "PCSX2 1.7.0 BIOS download" keyword. The BIOS is proprietary software owned by Sony