C-Media Electronics Oxygen HD CMI8788 Driver Version 1.04. - The CMI8787 and CMI8788 is a high quality PCI 32-bit multi-channel audio processor that can be built into home audio electronics or personal computers to provide high fidelity sound playback and processing for high-end audio applications. It supports up to 8 output channels which enables 7.1-channel suround sound with High-Definition 192k / 24bit audio joyfulness from only personal computers.
Besides, the CMI8787 also provide diverse audio I/O such as S/PDIF (32 bits, 2 channels, 192K), front panel (16 bits, 2 channels, 48K) and MIDI (MPU-401) port. The 8-input-channels architecture of recording is a unique point of the CMI8787 that enables very flexible recording options for users.
The CMI8787 and CMI8788 is an audio controller which is compatible with all the popular codecs, from I2S codecs with over 120dB quality to the usual AC97 codecs. This ability gives customers the flexibility to design their products exactly the way they want them. The I2S, AC-Link, 2-wire master bus, and SPI interfaces are used to transfer audio data and control data between the CMI8787 / CMI8788 and codecs. To facilitate the connection with existing home audio electronics, the CMI8787 / CMI8788 has incorporated the S/PDIF transmitter and receiver with 192k sampling rate and 24-bit resolution.