The term stands for Host Signal Processing . Unlike traditional, fully hardware-managed sound or modem cards that featured dedicated onboard processors, HSP devices offloaded the vast majority of their computational work directly to the computer’s central processing unit (CPU).

The Ultimate Guide to the HSP56 Sound Card Driver: Installation, Troubleshooting, and Legacy Support

This article serves as the definitive resource for understanding, finding, and installing the HSP56 sound card driver. We will cover what HSP means, which chipsets were used (C-Media CMI8738, Avance Logic), step-by-step installation for Windows 95/98/ME/2000/XP, and how to get sound working on modern OSes via emulation or virtualization.

In the autumn of 1999, a teenage girl named Elara found herself at a cluttered computer fair in Manchester. Her father had given her a mission: find a "cheap sound card" for the family’s beige tower PC, which had recently lost its tinny onboard audio after a power surge.

Look for a yellow question mark next to or PCI Simple Communications Controller .