MSP 34x7G
PRELIMINARY DATA SHEET
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:
for the essential bits:
[1] = 1
[8] = 0
Enable interrupt if STATUS changes
ANA_IN1+ is selected
Define Preference for Automatic Standard
Detection:
[12] = 0
If 6.5 MHz, set SECAM-L
[14:13] = 3 Ignore 4.5 MHz carrier
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set loudspeaker Source Select to "Stereo or A"
set headphone Source Select to "Stereo or B"
set SCART_Out Source Select to "Stereo or A/B"
set Channel Matrix mode for all outputs to "Stereo"
Write FM/AM-Prescale
Write NICAM-Prescale
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(Start Automatic Standard Detection)
set previous standard or
set standard manually according
picture information
Result = 0
yes
?
no
expecting interrupt from MSP
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Read STATUS
Adjust TV-Display
If bilingual, adjust Source Select setting if required
Fig. 3–2: Software flow diagram for a minimum demodulator setup for a European multistandard set applying the
Automatic Sound Select feature
32
Micronas
MICRONAS [ MICRONAS ]
