- #Class compliant usb audio interface serial
- #Class compliant usb audio interface drivers
- #Class compliant usb audio interface upgrade
- #Class compliant usb audio interface code
In most situations, an audio interface is integral to any home recording setup, and if you spend any time at all making music on a PC or Mac you’ll want to grab yourself one.
USB Audio class 1.Getting hold of one of the best audio interfaces is one of the most important moves you can make as a home producer.
#Class compliant usb audio interface drivers
Supports USB Audio Class 2.0 and high-speed mode with Cmedia vendor drivers Industrial standard LQFP-100 package (16x16mm) Single 3.3V power supply (embedded 3.3V to 2.5V regulator for digital core) Only single 12MHz crystal input is required (embedded PLL function) or optional oscillator inputs for 49.152 or 24.576MHz (for x48KHz) and 45.158 or 22.5792MHz (for x44.1KHz) Provides Self-power or Bus-power mode selection pin GPIO pin for USB Audio Class 2.0 and 1.0 application mode configuration Slave I2C control interface and interrupt pin for external MCU/device communicationĮxternal device power-down control and reset pinsĮmbedded USB2.0 transceiver (up to 480MB bandwidth) Master I2C control interface for external audio devices or EEPROM access
#Class compliant usb audio interface code
VID/PID/Product String can be customized via firmware code programming
#Class compliant usb audio interface upgrade
Provides maximum HW configuration flexibility with firmware code upgrade HID interrupts can be implemented via firmware codes 64KB, 55ns access time is required) for firmware codes Supports S/PDIF IN-to-OUT loop-back path for signal transforming between TOSLINK and RCA connectionsĮmbedded 8051 micro-processor to handle the comment/protocol transactionsĬonnects to an external parallel Flash/EEPROM memory (Max.
#Class compliant usb audio interface serial
RDMA#C supports S/PDIF input (192KHz is supported only with Crystal and PLL clock source)ĭigital mixing/routing engine to mix input streams to output streamsĢ pairs I2S or Left-Justified serial audio output interfaceĢ pairs I2S or Left-Justified serial audio input interfaceīuilt-in 192K/176.4K/96K/88.2K/48K/44.1KHz and 16/24-bit S/PDIF transmitter RDMA#A and B support 2-channel data from I2S/HDA input Default Sample Rates: 44.1K/48K/96K/192KHz (192K/176.4KHz are available only in USB Audio Class 2.0/High-speed mode) PDMA#A and C engines support 2-channel data to I2S/HDA output Supports control, interrupt, bulk, and isochronous data transfers Supports USB suspend/resume/reset functions USB Human Interface Device (HID) Class Definition Release 1.1 compliant Latest USB Audio Device Class Definition Release v.2.0/1.0 compatible Rev.2.0 high-speed/full-speed mode compatible I2S audio interface for external high quality codec High Definition Audio Playback and Recording (192KHz / 32bit)Īsynchronous synchronization transfer to reduce clock jitterĮlectrical Noise Immunity via USB Digital Linkįlexible Interface to Extent Application Field CM6631A would be the most high-fidelity and powerful audio core for high-value USB Audio Class 2.0 products.Īctual USB 2.0 Controller for PC and Consumer It’s suitable for versatile, high-profile, typical 2-channel I/O audio applications.įurthermore, CM6631A has an embedded 8051 microprocessor that can enhance the best flexibility and functionality with external upgradeable F/W codes. CM6631A provides the industrial standard I2S and HDA audio interface and also integrates 192KHz/24bit S/PDIF transmitter/receiver and MIDI I/O device.
Здесь можно посмотреть подробнее про С-media CM6631Ĭmedia CM6631A is a USB2.0 true high-speed audio processor that can support the latest USB Audio Class 2.0 and high-definition audio processing capability up to 192KHz/32bit.