DATA SHEET
MICRONAS
MSP 34x2G
Multistandard
Sound Processor Family
with Dolby Pro Logic
Edition June 3, 2003
6251-520-1DS
MICRONAS
MSP 34x2G
Contents
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Section
1.
1.1.
1.2.
1.3.
1.4.
2.
2.1.
2.2.
2.2.1.
2.2.2.
2.2.3.
2.2.4.
2.2.5.
2.3.
2.4.
2.5.
2.5.1.
2.5.2.
2.5.3.
2.5.4.
2.5.5.
2.5.6.
2.5.6.1.
2.5.6.2.
2.5.6.3.
2.6.
2.6.1.
2.6.1.1.
2.6.1.2.
2.6.2.
2.6.2.1.
2.6.2.2.
2.6.2.3.
2.6.2.4.
2.6.3.
2.6.4.
2.6.4.1.
2.6.4.2.
2.6.4.3.
2.6.4.4.
2.6.5.
2.6.6.
2.6.7.
2.7.
2.7.1.
2.7.2.
Title
Introduction
Features
Features of the MSP 34x2G Family
MSP 34x2G Version List
MSP 34x2G Versions and their Application Fields
Functional Description
Architecture of the MSP 34x2G Family
Sound IF Processing
Analog Sound IF Input
Demodulator: Standards and Features
Preprocessing of Demodulator Signals
Automatic Sound Select
Manual Mode
Preprocessing for SCART and I
2
S Input Signals
Source Selection and Output Channel Matrix
Audio Baseband Processing
SRS WOW (optional)
Automatic Volume Correction (AVC)
Loudspeaker and Headphone Outputs
Subwoofer Output
Quasi-Peak Detector
Micronas BASS (MB)
Dynamic Amplification
Adding Harmonics
Micronas BASS Parameters
Surround Processing
Output Configuration
AUX/CS Switch
Channel Configuration
Surround Processing Mode
Decoder Matrix
Surround Reproduction
Center Modes
Useful Combinations of Surround Processing Modes
Examples
Application Tips for using 3D-PANORAMA
Sweet Spot
Clipping
Loudspeaker Requirements
Cabinet Requirements
Input and Output Levels in Dolby Surround Pro Logic Mode
Subwoofer in Surround Mode
Equalizer in Surround Mode
SCART Signal Routing
SCART DSP In and SCART Out Select
Stand-by Mode
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MSP 34x2G
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Section
2.8.
2.9.
2.10.
2.11.
3.
3.1.
3.1.1.
3.1.2.
3.1.3.
3.1.4.
3.1.4.1.
3.1.4.2.
3.1.4.3.
3.1.4.4.
3.2.
3.3.
3.3.1.
3.3.2.
3.3.2.1.
3.3.2.2.
3.3.2.3.
3.3.2.4.
3.3.2.5.
3.3.2.6.
3.3.2.7.
3.4.
3.5.
3.5.1.
3.5.2.
3.5.3.
3.5.4.
3.5.5.
3.5.6.
3.5.7.
3.5.8.
3.5.9.
3.5.10.
Title
I
2
S Bus Interface
ADR Bus Interface
Digital Control I/O Pins and Status Change Indication
Clock PLL Oscillator and Crystal Specifications
Control Interface
Device and Subaddresses
Internal Hardware Error Handling
Description of CONTROL Register
Protocol Description
Proposals for General MSP 34x2G I
2
C Telegrams
Symbols
Write Telegrams
Read Telegrams
Examples
Start-Up Sequence: Power-Up and I
2
C Controlling
MSP 34x2G Programming Interface
User Registers Overview
Description of User Registers
STANDARD SELECT Register
Refresh of STANDARD SELECT Register
STANDARD RESULT Register
Write Registers on I
2
C Subaddress 10
hex
Read Registers on I
2
C Subaddress 11
hex
Write Registers on I
2
C Subaddress 12
hex
Read Registers on I
2
C Subaddress 13
hex
Programming Tips
Examples of Minimum Initialization Codes
SCART1 Input to Loudspeaker in Stereo Sound
B/G-FM (A2 or NICAM)
BTSC-Stereo
BTSC-SAP with SAP at Loudspeaker Channel
FM-Stereo Radio
Automatic Standard Detection
Dolby Surround Pro Logic Example
Virtual Dolby Surround Example
Noise Sequencer for Dolby Pro Logic
Software Flow for Interrupt driven STATUS Check
Micronas
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MSP 34x2G
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Section
4.
4.1.
4.2.
4.3.
4.4.
4.5.
4.6.
4.6.1.
4.6.2.
4.6.2.1.
4.6.2.2.
4.6.2.3.
4.6.2.4.
4.6.3.
4.6.3.1.
4.6.3.2.
4.6.3.3.
4.6.3.4.
4.6.3.5.
4.6.3.6.
4.6.3.7.
4.6.3.8.
4.6.3.9.
4.6.3.10.
5.
5.1.
5.2.
5.3.
5.4.
5.5.
5.6.
Title
Specifications
Outline Dimensions
Pin Connections and Short Descriptions
Pin Descriptions
Pin Configurations
Pin Circuits
Electrical Characteristics
Absolute Maximum Ratings
Recommended Operating Conditions
General Recommended Operating Conditions
Analog Input and Output Recommendations
Recommendations for Analog Sound IF Input Signal
Crystal Recommendations
Characteristics
General Characteristics
Digital Inputs, Digital Outputs
Reset Input and Power-Up
I
2
C-Bus Characteristics
I
2
S-Bus Characteristics
Analog Baseband Inputs and Outputs, AGNDC
Sound IF Inputs
Power Supply Rejection
Analog Performance
Sound Standard Dependent Characteristics
Appendix A: Overview of TV-Sound Standards
NICAM 728
A2-Systems
BTSC-Sound System
Japanese FM Stereo System (EIA-J)
FM Satellite Sound
FM-Stereo Radio
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Section
6.
6.1.
6.2.
6.3.
6.3.1.
6.3.1.1.
6.3.1.2.
6.3.2.
6.3.3.
6.3.4.
6.3.5.
6.3.6.
6.3.7.
6.4.
6.4.1.
6.4.2.
6.4.3.
6.4.4.
6.4.5.
6.4.6.
6.4.7.
6.5.
6.5.1.
6.5.2.
6.5.3.
6.5.4.
6.5.5.
6.5.6.
6.5.7.
6.6.
6.6.1.
6.6.2.
6.7.
6.7.1.
6.7.2.
6.8.
6.9.
Title
Appendix B: Manual/Compatibility Mode
Demodulator Write and Read Registers for Manual/Compatibility Mode
DSP Write and Read Registers for Manual/Compatibility Mode
Manual/Compatibility Mode: Description of Demodulator Write Registers
Automatic Switching between NICAM and Analog Sound
Function in Automatic Sound Select Mode
Function in Manual Mode
A2 Threshold
Carrier-Mute Threshold
Register AD_CV
Register MODE_REG
FIR-Parameter, Registers FIR1 and FIR2
DCO-Registers
Manual/Compatibility Mode: Description of Demodulator Read Registers
NICAM Mode Control/Additional Data Bits Register
Additional Data Bits Register
CIB Bits Register
NICAM Error Rate Register
PLL_CAPS Readback Register
AGC_GAIN Readback Register
Automatic Search Function for FM-Carrier Detection in Satellite Mode
Manual/Compatibility Mode:
Description of DSP Write Registers
Additional Channel Matrix Modes
Volume Modes of SCART1/2 Outputs
FM Fixed Deemphasis
FM Adaptive Deemphasis
NICAM Deemphasis
Identification Mode for A2 Stereo Systems
FM DC Notch
Manual/Compatibility Mode: Description of DSP Read Registers
Stereo Detection Register for A2 Stereo Systems
DC Level Register
Demodulator Source Channels in Manual Mode
Terrestric Sound Standards
SAT Sound Standards
Exclusions of Audio Baseband Features
Compatibility Restrictions to MSP 34x0D
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