22
KVT-817DVD/827DVD/827DVDY
KVT-837DVD/847DVD/867DVD
Pin No.
Pin Name
Module
I/O
Application
Processing Operation Description
164
MD2
EXTRA
I
Clock mode setting
Low level fixed
165
SH_RST
V850
I
166
CA
EXTRA
I
Hardware standby request
High level fixed
167
MD3
EXTRA
I
CS0 space bus width designation
Low level fixed
168
MD4
EXTRA
I
CS0 space bus width designation
High level fixed
169
MD5
EXTRA
I
Endean setting
Low level fixed
170
Avss
Power supply
-
171
XDATA
X35
I
Touch panel input (X-direction)
172
YDATA
X35
I
Touch panel input (Y-direction)
173,174
NC
O
175
Avcc
Power supply
-
Power supply for analog
3.3V
176
AVss
Power supply
-
●
Audio Microcomputer: 703068YGJ128A (X34: IC303)
Pin No.
Pin Name
Module
I/O
Application
Truth Value
Processing Operation Description
(physical)
Table
1
DC_ERR
IC2 VI
I
DC offset detection
Low at the detection
2
LINE_MUTE
DC-CN
I
LINE MUTE detection
Normal: 1.6V, TEL MUTE: 1V or lower,
NAVI MUTE: 2.5V or higher
3,4
NC
NC
I
5
PORTGND0
µ
COM
6
AUDIO_SW1_A
Audio
O
LX/NAVI1/SW3 (or TV) /
q
Refer to truth value table
AVIN1 audio switching (For main)
O
LX/NAVI1/SW3 (or TV) /
q
Refer to truth value table
AVIN1 audio switching (For main)
O
TV/AVIN1/AVIN2 audio switching (For sub)
w
Refer to truth value table
O
TV/AVIN1/AVIN2 audio switching (For sub)
w
Refer to truth value table
O
O
O
L: MUTE ON, H: MUTE OFF
O
17
NC
NC
O
When writing to E2PROM from outside,
18
EEPROM_WRT
EEPROM
I
Write detection at ROM correction
Hi is input with a jig. (Common use SCL
and SDA will stop operation)
In other cases: Low (Pull-down)
19
MUTE_AVOUT
MUTE
O
MUTE for AVOUT
L: MUTE ON, H: Normal
20
MUTE_PRE
MUTE
O
MUTE for PREOUT
L: MUTE ON, H: Normal
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