PD17012GF-058_15 Datasheet, PDF (33/94 Pages) Renesas Technology Corp – PLL FREQUENCY SYNTHESIZER AND CONTROLLER FOR FM/MW/LW TUNER (AUTOMOBILE APPLICATION)

µPD17012GF-058
Momentary key
Description
DISP
(3) In CD mode
Each time the DISP key is pressed, the display switches between “ ” and the clock.
The operation depends on the states of the PRIO1 and PRIO2 initial setting diodes as follows:
Privileged
PRIO1 PRIO2
display
Description
0
0
None Each time the DISP key is pressed, the display switches between
“ ” and clock.
1
0
“”
Pressing the DISP key during “ ” display causes the clock display
display to appear for 5 seconds. Pressing the DISP key during the 5-
second period of clock display causes the “ ” display to appear
again.
0
1
Clock Pressing the DISP key during clock display causes the “ ” display
display to appear for 5 seconds. Pressing the DISP key during the 5-
second period of “ ” display causes the clock display to appear
again.
(1: Shorted by the diode; 0: Open)
When CD mode is selected, the display begins with the “ ”.
(4) In radio-monitor tape mode
Each time the DISP key is pressed, the display switches among “ ”, frequency, and clock.
The operation depends on the states of the PRIO1 and PRIO2 initial setting diodes as follows:
Privileged
PRIO1 PRIO2
display
Description
0
0
None Each time the DISP key is pressed, the display is toggled as
follows:
"
" frequency
clock
1
0
“ ” Each time the DISP key is pressed, the display is toggled as
display follows:
"
" frequency
clock
If no key is pressed during frequency or clock display, the
“ ” display appears again after 5 seconds.
0
1
Clock Each time the DISP key is pressed, the display is toggled as
display follows:
"
" frequency
clock
If no key is pressed during frequency or “
display appears again after 5 seconds.
” display, the clock
(1: Shorted by the diode; 0: Open)
When radio-monitor tape mode is selected, the display begins with the frequency.
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