MSP 3400C
PRELIMINARY DATA SHEET
Contents
Page
5
Section
1.
Title
Introduction
6
6
6
6
2.
Features of the MSP 3400C
2.1.
2.2.
2.3.
Features of the Demodulator and Decoder Sections
Features of the DSP-Section
Features of the Analog Section
7
3.
Application Fields of the MSP 3400C
7
3.1.
German 2-Carrier System (DUAL FM System)
9
4.
Architecture of the MSP 3400C
Demodulator Block
9
4.1.
9
4.1.1.
4.1.2.
4.1.3.
4.1.4.
4.1.5.
4.1.6.
4.1.7.
4.1.8.
4.2.
Analog Sound IF – Input Section
Quadrature Mixers
9
10
10
10
10
10
10
11
11
11
13
13
14
15
Lowpass Filtering Block for Mixed Sound IF Signals
Phase and AM Discrimination
Differentiators
Lowpass Filter Block for Demodulated Signals
High Deviation FM Mode
MSPC-Mute Function in the Dual Carrier FM Mode
Analog Section and SCART Switching Facilities
MSP 3400C Audio Baseband Processing
Dual Carrier FM Stereo/Bilingual Detection
Audio PLL and Crystal Specifications
ADR Bus
4.3.
4.3.1.
4.4.
4.5.
4.6.
S-Bus Interface
2
4.7.
I S Bus Interface
2
16
17
18
18
18
18
18
19
5.
I C Bus Interface: Device and Subaddresses
5.1.
Protocol Description
2
5.2.
Proposal for MSP 3400C I C Telegrams
5.2.1.
5.2.2.
5.2.3.
5.2.4.
5.3.
Symbols
Write Telegrams
Read Telegrams
Examples
Start Up Sequence
20
20
21
21
23
24
24
26
6.
Programming the Demodulator Part
Registers: Table and Addresses
Registers: Functions and Values
Setting of Parameter AD_CV
Control Register ‘MODE_REG’
FIR-Filter Switches
6.1.
6.2.
6.2.1.
6.2.2.
6.2.3.
6.2.4.
6.2.5.
FIR-Parameter
DCO-Increments
2
MICRONAS INTERMETALL
MICRONAS [ MICRONAS ]
