MSP34X0G Datasheet, PDF (18/96 Pages) Micronas – Multistandard Sound Processor Family

MSP 34x0G
PRELIMINARY DATA SHEET
3.1.4. Proposals for General MSP 34x0G I²C Telegrams
3.1.4.1. Symbols
daw
write device address (80_hex, 84_hex or 88_hex)
dar
read device address (81_hex, 85_hex or 89_hex)
<
Start Condition
>
Stop Condition
aa
Address Byte
dd
Data Byte
3.1.4.2. Write Telegrams
<daw 00 d0 00>
<daw 10 aa aa dd dd>
<daw 12 aa aa dd dd>
write to CONTROL register
write data into demodulator
write data into DSP
3.1.4.3. Read Telegrams
<daw 11 aa aa <dar dd dd>
<daw 13 aa aa <dar dd dd>
read data from demodulator
read data from DSP
3.1.4.4. Examples
<80 00 80 00>
<80 00 00 00>
<80 10 00 20 00 03>
<80 11 02 00 <81 dd dd>
<80 12 00 08 01 20>
RESET MSP statically
Clear RESET
Set demodulator to stand. 03_hex
Read STATUS
Set loudspeaker channel source to NICAM and Matrix to STEREO
More examples of typical application protocols are listed in section “Programming Tips” on page 39.
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MICRONAS INTERMETALL