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Related Manuals for C-Media CM6533
Summary of Contents for C-Media CM6533
- Page 1 CM6533 Demo Board User’s Guide...
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Page 2: Notices
Republic of China and international copyright laws. TRADEMARKS C-Media, the C-Media Logo, Xear 3D, Xear 3D Logo, Speaker Shifter, Smart Jack, and Smart Audio Jack, Middleware are trademarks of C-Media Electronics Inc. in Republic of China andor other countries. - Page 3 CM6533 USB Audio Controller Demo Board User’s Guide v1.02 Revision Notes Revision Date Description 20140530 First draft 1.02 20200421 PCBA Updated Worldwide Solution That Touch People’s Hearts! - 3 -...
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Page 4: Table Of Contents
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 TABLE OF CONTENTS NOTICES ........................... - 2 - SECTION 1 OVERVIEW ........................- 5 - Introduction ........................ - 5 - Evaluation Board Contents ..................- 6 - SECTION 2 GETTING STARTED ....................... - 7 - Board as USB Audio Device.................. -
Page 5: Section 1 Overview
1.1 Introduction Cmedia’s CM6533 is a highly-integrated USB audio single chip optimized for consumer headset solutions. This document is a user guide for CM6533 evaluation boards (EVB), which describes the board’s functions, IO jacks, LEDs, controls and some user notes. -
Page 6: Evaluation Board Contents
USB Audio Controller Demo Board User’s Guide v1.02 1.2 Evaluation Board Contents The CM6533 USB Audio controller evaluation board has several hardware features. With each feature’s description in Figure 1, the feature’s location can be clearly identified. SAR ADC Pin... -
Page 7: Section 2 Getting Started
Figure 2 USB connector 2.2 Playback / Recording Functions 2.2.1 Playback Functions CM6533’s playback function includes dual DAC and an earphone driver & a SPDIF Out Optical interface. The capabilities of playback are listed below. Device Audio Out Capability 96K/88.2K/48K/44.1K/32K/22.05K/16K/11.025K/8KHz... - Page 8 CM6533 USB Audio Controller Demo Board User’s Guide v1.02 Headphone Output (J11) Headphone out Figure 3 Headphone out jack Headphone Output (OPT1) SPDIFO Optical out Figure 4 Headphone out jack Worldwide Solution That Touch People’s Hearts! - 8 -...
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Page 9: Recording Functions
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.2.2 Recording Functions CM6533’s recording function supports two-channel multiple sampling rates with 16-bits / 24bits resolution. The capabilities of recording are listed below. Device Audio In Capability 96K/88.2K/48K/44.1K/32K/22.05K/16K/11.025K/8KHz sampling rates 16bits / 24bits Resolution CM6533 Analog Input (When EQ on, only “48K/44.1K/88.2K/96KHz”... -
Page 10: Evaluation Board With Peripheral Control
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.3 Evaluation Board with peripheral Control CM6533 embedded external peripheral control and function enable & select pins. - HID Buttons - Combo Jack / Normal Jack Switch Pins - 3 Color LED & Clipping LED Indicators... -
Page 11: Uart Interface (J5)
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.3.2 UART Interface (J5) 3.3V (GPIO_10) (GPIO_11) Figure 7 UART Pins Symbol Description 3.3V DVDD3V3 for UART Power. UART T UART R 2.3.3 JTAG Interface (J6) (GPIO_07) TRST (GPIO_06) (GPIO_00) (GPIO_01) -
Page 12: Led Indicators (D1, D3)
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.3.4 LED Indicators (D1, D3) Record Mute/Clipping LED (D1) (GPIO_04) (GPIO_05) (GPIO_06) 3 Colors LED (D3) (GPIO_09) Figure 10 Function LED Description Record Mute/Clipping LED(D3) Recording Mute indicator Function LED(D1) Reserved indicator LED can be modified by Firmware Worldwide Solution That Touch People’s Hearts! -
Page 13: Volume Adjuster (J7)
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.3.5 Volume Adjuster (J7) Figure 11 VOLADJ Pins Description The VR can be enable by firmware 2.3.6 SPI Interface (J9) MISO MOSI Figure 14 SPI Pins Symbol Description SPI Chip Select... - Page 14 CM6533 USB Audio Controller Demo Board User’s Guide v1.02 Worldwide Solution That Touch People’s Hearts! - 14...
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Page 15: I2C (I-Device Ic) Interface (J3)
CM6533 USB Audio Controller Demo Board User’s Guide v1.02 2.3.7 I2C (I-Device IC) Interface (J3) 3.3V Figure 15 I2C Pins Symbol Description 3.3V DVDD3V3 for I-Device IC Power Data Clock 2.3.8 Test Pin (J13) Figure 16 Test Pins Description When firmware crash, short this pin could Test enable firmware recover mode.
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