KDC-C467/Y/FM/FMA,C667/Y
7
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
Description
Processing Operation
1
XIN
I
Main clock resonator connection terminal
2
TEST2
I
Test mode terminal 2 for test mode
Not used(pull down to GND lines.)
3, 4
PG3, PG2
I
Not used(pull down to GND lines.)
5
PG1
I
Not used(pull up to +5v lines.)
6
PG0
I
Not used(pull down to GND lines.)
7-9
PH3-PH1
O
Not used(N.C.)
10
PH0 MUTE1
O
Not used(N.C.)
11
PF3 MUTE0
O
Not used(N.C.)
12
PF2 REQC
I
Communication request input form CH
"Lo" : Communication requested
13
PF1 REQH
O
Communication request output to CH
"Lo" : Communication requested
14
PF0 CHCON
O
Control output to CH
"Hi" : Operation mode, "Lo" : Standby mode
15
PE3 DATA IN
I
Data input from CH
16
PE2 DATA OUT
O
Data output to CH
17
PE1 SCK
O
Clock output to CH
18
PE0
O
Not used(N.C.)
19
PD3 DATA OUT
O
Data output to LCD
20
PD2 CLK
O
Clock output to LCD
21
PD1 RST
O
Reset output to LCD
"Lo" : Reset
22
PD0 CE
O
CE output to LCD
23-25
PC3-PC1
Not used(N.C.)
26
PC0 SEPA
O
Separation select output
"Hi" : Mode1, "Lo" : Mode2
27, 28
PB3, PB2
O
Not used(N.C.)
29
PB1 GAIN1
O
GAIN1 output
"Hi" : Level 1/3, "Lo" : Level 2/4
30
PB0 GAIN2
O
GAIN2 output
"Hi" : Level 3/4, "Lo" : Level 1/2
31
VDD+5V
-
Positive power supply connection terminal
Connected to +5V lines.
Not used(connected to GND lines.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
Not used(N.C.)
60
MUTE S4
O
Mute output
"Hi" : POWER OFF mode,
"Lo" : POWER ON mode
61
SEP ATT S3
O
Separation attenuator output
"Hi" : Mode2, "Lo" : Mode1
62
RELAY S2
O
Relay SW control
"Hi" : RF modular output,
"Lo" : Vehicle antenna output
63
P ON S1
O
P ON output
"Hi" : RF modulator circuit is active.
64, 65
COM2, COM1
O
Not used(N.C.)
66
REMO INT
I
Remote control sensor input
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