PD17012GF-055_15 Datasheet, PDF (25/84 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
DISP
Description of Functions
This key switches the display and adjusts the clock in conjunction with SEEKUP / SEEKDOWN
(1) Display switchover function
Pressing the key switches the display.
<1> Operation in RADIO mode
While PS is in operation, pressing the key changes the screen to frequency display.
While frequency is being displayed, if the initial setting diode NOCLK = 0, pressing the key
changes the screen to clock display; if NOCLK = 1 and PS code is loaded on the FM band,
pressing the key changes the screen to PS display; otherwise, the key has no effect.
While clock, band/preset, or electronic volume is being displayed, if PS code is loaded on the
FM band, pressing the key changes the screen to PS display; otherwise, pressing the key
changes the screen to frequency display.
Even if PRIDISP = 0, when PS code is loaded, the frequency display changes to PS display
in 5 seconds.
(PS) Frequency (Clock)
Invalid
About 5 seconds
If the screen shows the clock display,
electronic volume display or
band/preset display
<2> Operation in TAPE/CD mode
If “
” or “ ” is being displayed, and initialize diode NOCLK = 0, pressing the key
changes the screen to clock display; NOCLK = 1, the key has no effect.
While the clock or electronic volume is being displayed, pressing the key changes the screen
to “
” or “ ”.
"
" or " " display
Clock display
Invalid
If the screen shows the
clock display or electronic
volume display
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