PD178016GC-051_15 Datasheet, PDF (19/96 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLER WITH BUILT-IN PRESCALER, PLL FREQUENCY SYNTHESIZER, AND IF COUNTER FOR AUTOMOTIVE FM/MW/LW RADIO APPLICATIONS

µPD178016GC-051
2.3 Momentary Key Matrix Configuration
Output pin
KS1 (25)
KS2 (26)
KS3 (27)
KS4 (28)
KS5 (29)
KS6 (30)
KS7 (31)
KS8 (32)
Input pin
KEY1 (2)
M1
—
M1
M5
—
M5
PSCAM/ASM
—
—
BAND
BAND
BAND
MONO/LOC
—
—
AUTO
—
—
—
—
—
POWER
POWER
POWER
KEY2 (3)
M2
—
M2
M6
—
M6
RDS/REGION
—
—
CDC
CDC
CDC
VOL DOWN
VOL DOWN
VOL DOWN
—
—
INTRO
—
—
—
—
—
—
KEY3 (4)
M3
—
M3
DOWN
DOWN
DOWN
TP/SK
TP/SK
TP/SK
TAPE
TAPE
TAPE
VOL UP
VOL UP
VOL UP
—
—
REPEAT
—
—
—
—
—
—
KEY4 (5)
M4
—
M4
UP
UP
UP
PTY
—
—
DISP/ADJ
DISP/ADJ
DISP/ADJ
SEL/LOUD
SEL/LOUD
SEL/LOUD
—
RANDOM/AMS
RANDOM/AMS
—
—
—
—
EJECT
—
Remarks 1. The top line in each row indicates the momentary key that is valid in radio mode, the middle line
indicates the key valid in tape mode, and the bottom line indicates the key valid in CD changer mode.
Top
Middle
Bottom
Radio mode
Tape mode
CD changer mode
2. Numbers in ( ) indicate the pin numbers of the µPD16431A.
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