CobraNet Hardware User’s Manual
Features
DS651UM23 ©Copyright 2005 Cirrus Logic, Inc. 7
Version 2.3
2.3 Host Interface
• 8-bit Data, 4-bit Address
• Virtual 24-bit Addressing with 32-bit Data
• Polled, Interrupt, and DMA Modes of Operation
• Configure and Monitor CobraNet Interface
• Transmit or Receive Ethernet Packets at Near-100-Mbit Wire Speed
2.4 Asynchronous Serial Interface
• Full-duplex Capable
• 8-bit Data Format
• Supports all Standard Baud Rates
2.5 Synchronous Serial Audio Interface
• Up to Four Bi-directional Interfaces Supporting up to 32 Channels of Audio I/O
• 64FS (3.072 MHz) Bit Rate for CS18100x/CS49610x and CS18101x/
CS49611x
• 128FS (6.144 MHz) Bit Rate for CS18102x/CS49612x
• Accommodates Many Synchronous Serial Formats Including I
2
S
• 32-bit Data Resolution on All Audio I/O
2.6 Audio Clock Interface
• 5 Host Audio-clocking Modes for Maximum Flexibility in Digital Audio Interface
Design
• Low-jitter Master Audio Clock Oscillator (24.576 MHz)
• Synchronize to Supplied Master and/or Sample Clock
• Sophisticated jitter attenuation assures network perturbations do not affect
audio performance.
2.7 Audio Routing and Processing
• Single-channel Granularity in Routing From Synchronous Serial Audio
Interface to CobraNet Network
• Two levels of inward audio routing affords flexibility in audio I/O interface design
in the host system.
• Local Audio Loopback and Output Duplication Capability
• Peak-read Audio Metering with Ballistics
