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MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
82
R-QUAL
83
IFC-OUT
84
NC(GND)
85
NC(GND)
86
NC
O
87
R-CLK
88
CH-REQC
89
KEY-REQ
90
CD-SW1
91
CD-SW2
92
NC
O
93
BU-DET
94
CH-DATAC
95
CH-DATAH
O
96
CH-CLK
I/O Clock input/output with changers
97
L-DATAL
98
L-DATAS
I/O Data output to the LCD driver IC
99
L-CLK
I/O
100
PAN5V
O
Description
I
Quality input from the RDS decoder IC
I
F/E IFC OUT input terminal
I
I
I
Clock input from the RDS decoder IC
I
Request input from changers
I
Communication request input form LCD driver IC
I
Loading detection
I
12cm disc detection terminal
I
Momentary power down detection input
I
Data input from changers
Data output to changers
I
Data input from the LCD driver IC
Clock output to the LCD driver IC /
Panel detaching detection input(LCD Driver)
Panel 5V control
KDC-X617,6090R/RY,7018
Processing Operation
Except RDS model: Not used (pull down to GND lines)
"Hi": Station detected, "Lo": Not detected
Not used (pull down to GND lines)
Not used (pull down to GND lines)
Not used (N.C.)
Except RDS model: Not used (pull down to GND lines)
"Lo": Request
"Lo": CD chucking.
When 12cm disc was detected,
the input becomes "Lo" temporarily.
Not used(N.C.)
"Hi" : When momentary power down detected or BU OFF
"Lo" : BU ON
"Lo": Panel attached
"Hi": Panel attached, "Lo": Panel detached
7
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