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Related Manuals for C-Media CM7030
Summary of Contents for C-Media CM7030
- Page 1 CM7030 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: Revision Notes
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 Revision Notes Revision Date Description 2020/08/24 First draft 1.01 2021/01/21 Modify for new demo board. Worldwide Solution That Touch People’s Hearts! - 3 -... -
Page 4: Table Of Contents
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 TABLE OF CONTENTS NOTICES ........................... - 2 - SECTION 1 OVERVIEW ........................- 5 - Introduction ......................... - 5 - Evaluation Board Contents ..................- 6 - Board as USB Audio Device..................- 7 - Playback / Recording Functions ................ -
Page 5: Section 1 Overview
SECTION 1 OVERVIEW 1.1 Introduction The CM7030 is a highly integrated USB audio processing single chip designed especially for Karaoke/Live Streaming Microphones, Headsets, Mixer Boxes, Speakers, or other appliances. It features Cmedia’s Xear™ SingFX vocal Echo/Reverb engine, digital parametric EQ, Smart Noise Suppression, AGC, voice prompts, and Vocal Fading circuits for general music. -
Page 6: Evaluation Board Contents
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 1.2 Evaluation Board Contents The CM7030 USB Audio controller evaluation board has several hardware features. With each feature’s description in figure, the feature’s location can be clearly identified. Music In MIC In 1... -
Page 7: Section 2 Getting Started
Connect the demo board to the host by plugging the USB core with a type C connector, as shown below. Type C USB connector 2.2 Playback / Recording Functions 2.2.1 Playback Functions CM7030’s playback function includes stereo DAC. The capabilities of playback are listed below. Device Audio Out Capability 2CH 8K/11.025K/16K/22.05K/32K/44.1K/48K/88.2K/96K CM7030 Analog Output Hz ,sampling rates 16bits / 24bits Resolution Worldwide Solution That Touch People’s Hearts! - Page 8 CM7030 USB Audio Controller Demo Board User’s Guide v1.01 Headphone1 Output (HP1 Output + MIC1 Input) Headphone1 out +MIC1 In combo jack(J13 Pin1-2 short) Headphone2 Output (HP2 Output) J17 Headphone 2 output Worldwide Solution That Touch People’s Hearts! - 8 -...
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Page 9: Recording Functions
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.2.2 Recording Functions CM7030’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 8K/11.025K/16K/22.05K/32K/44.1K/48K/88.2K/96K CM7030 Analog Input sampling rates 16bits / 24bits Resolution Microphone Input (J14、... -
Page 10: Evaluation Board With Peripheral Control
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.3 Evaluation Board with peripheral Control CM7030 embedded external peripheral control and functions enable & select pins. - HID Buttons - Function Switch - 3 Color LED & Clipping LED Indicators... -
Page 11: Function Switch (Sw1)
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.3.2 Function Switch (SW1) Switch the record voice wet or dry (By GPIO_1). 2.3.3 UART Interface (J5) (GPIO_11) (GPIO_10) 3.3V Symbol Description Pin1 3V3 for UART Power. Pin2 UART_TX select by firmware... -
Page 12: Argb Pin (J21)
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.3.4 ARGB Pin (J21) Symbol Description Pin1 USB5V for LED Power. Pin2 SPI interface MOSI control Pin3 2.3.5 LED Indicators (D1) 3 Colors LED (D1) (GPIO_4, GPIO_5, GPIO_6)) Description 3 Colors LED(D1) -
Page 13: I2C Interface (J2)
Digital GND Pin3---SCLK I2C clock Pin2---SDAT I2C data Pin1---3.3v I2C power 2.3.7 Power in (J4) Symbol Description Connect J4 Pin1-2 CM7030 digital input power Connect J4 Pin3-4 CM7030 analog input power Pin5 Pin6 Worldwide Solution That Touch People’s Hearts! - 13... -
Page 14: Test Pin (J5)
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.3.8 Test Pin (J5) Description When firmware crash, short this pin could Test enable firmware recover mode.(connect Pin1-2) 2.3.9 MIC Input Select (J13、 、 、 、 J11) Description Symbol Connect J13 Pin1-2 MIC1 input L-channel through comb jack. -
Page 15: Mic Input +20Db Gain Select (J13、J11)
CM7030 USB Audio Controller Demo Board User’s Guide v1.01 2.3.10 MIC input +20dB gain Select (J13、 、 、 、 J11) Description Symbol Connect J20,Pin1-3 and Pin2-4 Bypass MIC1 and MIC2 OP amp. MIC1 and MIC2 input will be get +20dB OP gain.
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