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MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No.
Pin Name
164
MD2
165
SH_RST
166
CA
167
MD3
168
MD4
169
MD5
170
Avss
171
XDATA
172
YDATA
173,174
NC
175
Avcc
176
AVss
Audio Microcomputer: 703068YGJ128A (X34: IC303)
Pin No.
Pin Name
TE
L 13942296513
1
DC_ERR
2
LINE_MUTE
3,4
NC
5
PORTGND0
6
AUDIO_SW1_A
7
AUDIO_SW1_B
8
AUDIO_SW2_A
9
AUDIO_SW2_B
10,11
NC
12~14
NC
15
NC
16
NC
17
NC
www
18
EEPROM_WRT
.
19
MUTE_AVOUT
20
MUTE_PRE
22
Module
I/O
EXTRA
I
Clock mode setting
V850
I
EXTRA
I
Hardware standby request
EXTRA
I
CS0 space bus width designation
EXTRA
I
CS0 space bus width designation
EXTRA
I
Endean setting
Power supply
-
X35
I
Touch panel input (X-direction)
X35
I
Touch panel input (Y-direction)
O
Power supply
-
Power supply for analog
Power supply
-
Module
I/O
(physical)
IC2 VI
I
DC offset detection
DC-CN
I
LINE MUTE detection
NC
I
µCOM
LX/NAVI1/SW3 (or TV) /
Audio
O
AVIN1 audio switching (For main)
LX/NAVI1/SW3 (or TV) /
Audio
O
AVIN1 audio switching (For main)
Audio
O
TV/AVIN1/AVIN2 audio switching (For sub)
Audio
O
TV/AVIN1/AVIN2 audio switching (For sub)
O
NC
O
O
O
NC
O
EEPROM
I
Write detection at ROM correction
x
ao
y
i
MUTE
O
MUTE for AVOUT
MUTE
O
MUTE for PREOUT
8
Application
Low level fixed
High level fixed
Low level fixed
High level fixed
Low level fixed
3.3V
Truth Value
Application
Q Q
Table
3
6 7
1 3
q
q
w
w
u163
.
2 9
9 4
2 8
Processing Operation Description
Processing Operation Description
1 5
0 5
8
2 9
9 4
Low at the detection
Normal: 1.6V, TEL MUTE: 1V or lower,
NAVI MUTE: 2.5V or higher
Refer to truth value table
Refer to truth value table
Refer to truth value table
Refer to truth value table
L: MUTE ON, H: MUTE OFF
When writing to E2PROM from outside,
m
Hi is input with a jig. (Common use SCL
and SDA will stop operation)
co
In other cases: Low (Pull-down)
L: MUTE ON, H: Normal
L: MUTE ON, H: Normal
9 9
2 8
9 9
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