17
KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
Pin No.
Name
I/O
Description / Processing Operation
174
CONT
O
Contrast adjustment control terminal
175
Avcc
-
AVR for analog (3.3V)
176
AVss
-
GND
●
System Microprocessor : 703030BYGF-M12 (X25 : IC10)
Pin No.
Name
I/O
Description / Processing Operation
1
NAVI-TX
O
NAVI UART
2
LX_CON
O
Power on/off control for 5L unit (H : Request for power on)
3
RADIO-SDA
I/O
I2C data for front-end unit (TUNER)
4
LX_MUTE
I
Request to muting for 5L unit (H : Request for muting)
5
RADIO-SCL
O
I2C clock for front-end unit (TUNER)
6
LX_BAS_S
I
Serial clock data from 5L unit
7
LX_DATA_M
O
Serial clock data for 5L unit
8
LX_CLK
I/O
Clock for 5L unit
9
EVDD
-
VDD
10
EVSS
-
GND
11
LX_RST
O
Reset for 5L unit (H : Request for reset)
12
LX_REQ_M
O
Request signal for 5L unit (L : For request)
13
WREMO
I
Wired remote control signal input terminal
14
SMUTE
O
IC2 muting (H : Radio muting)
15
SYNC-IN
I
Sync. detect for AV-IN2 input terminal (AV-IN2 input : Detect for 45Hz~65Hz input pulse)
16
NC
-
NC
17
RGB-SW
O
Video source selector (L : NAVI, H : Other source)
18
IC2-SDA
I/O
IC2 IIC data / E2PROM II data
19
IC2-SCL
I/O
IC2 IIC clock / E2PROM II clock
20
BEEP
O
Beep signal for 4ch audio power IC
21
TEST
I
Writing for flash ROM IC (H : Writing, L : Normal)
O
AV OUT audio muting (L : Muting on)
O
Front/Rear muting control
O
Control for front-end AVR (For FM TUNER H : on)
O
Control for front-end AVR (For AM TUNER H : on)
O
IC2-4 receive/seek control (H : Receive, L : AFS seek)
O
NC
I/O
IIC data for AV selector
I/O
IIC data for AV selector
O
Front/Rear muting control
31~33
TYPE0~TYPE2
I
Destination setup terminal
34
RESET
I
Reset input terminal (L : Reset)
35
XT1
-
NC
36
XT2
-
NC
37
REGC
-
Coupling capacitor connect terminal
38
X2
-
Main clock (20MHz)
39
X1
-
Main clock (20MHz)
MICROCOMPUTER’S TERMINAL DESCRIPTION
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