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Philips Semiconductors
User Manual of High-End RDS/EON
Car Radio System CCR612 (V0.3)
Application Note
96029
15 Icons for display of:
- ST On when stereo pilot signal is detected and the radio is not in forced mono mode.
- AST On when AST band is selected.
- SCAN On when in Frequency scan mode.
- AF On when AF follow mode is enabled (see also Tuning), flashing if no RDS data
received.
- TA On in TA mode and flashing during a traffic announcement in progress.
- TP On when a traffic station is received, flashing when the station is not a traffic station
and TA mode is on.
- PTY On when a PTY code is received, flashing during PTY search.
- DOLBY On in cassette mode when dolby is on.
- MTL On in cassette mode when metal/chrome is selected.
- AMS On in cassette mode when AMS is on.
- REG On when the radio is in regional mode (see also RDS)
- EON On when EON data is received, flashing during an EON traffic announcement.
- LOC On when the radio is in Local mode (see also Tuning)
- LOUD On when Loudness is on.
- CLIP On when clipping is detected and clipping control is active.
Non Volatile Memory
512 bytes EEPROM. The following information is stored in NVM:
System status e.g.: band, audio source (radio / CD-changer / cassette / external).
For each band FM1, FM2, FM-AST, MW, MW-AST, LW, SW(49m) : 6 preset frequencies, one non-
preset frequency and the last used preset number.
For each FM preset:
- PI-code
- PS Name
- AF List (9 AF’s)
- AF follow mode on/off.
Audio controls: volume, bass, treble, balance, fader and loudness.
Preprogramming EEPROM
At power-on the contents of the NVM is checked, when a non-initialized EEPROM is detected, the
EEPROM will be preprogrammed with default values.
Appendix II lists the default values written to NVM during initialization.
Sound
Volume, bass, treble, balance and fader control with VOL-UP / VOL-DOWN keys.
Analog control select key to cycle through bass, treble, balance and fader.
Mute function.
Automatic muting during tuning and AST search (silent tuning).
Break-in of traffic announcements and PTY-alarm messages (at increased volume level, which is user
programmable) when the radio is muted or in cassette / external mode.
Loudness function.
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