PD17012GF-055_15 Datasheet, PDF (21/84 Pages) Renesas Technology Corp – SINGLE-CHIP MICROCONTROLLER WITH ON-CHIP PRESCALER, PLL FREQUENCY SYNTHESIZER, AND IF COUNTER FOR CAR-MOUNTED FM/MW/LW RADIO

µPD17012GF-055
Symbol
PSCAN
Description of Functions
This is the preset memory scan operation key.
By pressing this key, preset scan operation starts.
If a preset memory is currently being received, reception is made from the next memory
(for example, from M4 if M3 is being received).
In other cases, each preset memory is received for five seconds sequentially starting from
memory 1.
It is valid only in RADIO mode.
If the preset station is an RDS broadcasting station, AF operation is performed but not PI
searching.
During the 5-second reception period, no RDS operations such as AF judgment are
performed.
During preset scan operation, “PSCAN” display is lit on the LCD panel. The operation of each
key during a scan operation is shown below.
Key
PSCAN
M1
|
M6
SEEKUP
SEEKDOWN
BAND
ASM
AUTO
SELECT
VOLUP
VOLDOWN
ATT/LOUD
TP/SK
RDS
PI
MONO
Description of Operations
The preset scan operation is stopped and the frequency when
the key was pressed is retained.
The preset scan operation is stopped, and preset memory of
the pressed key is called.
The preset scan operation is stopped, and the operation of the
pressed key is performed.
The preset scan operation is continued.
The operation of the pressed key is performed.
• Upon reception of FM band
The preset scan operation is continued.
The operation of the pressed key is performed.
• Upon reception of AM band
The preset scan operation is continued.
The operation of the pressed key becomes invalid.
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