UX-M55
1-25
Pin No.
Symbol
I/O
Function
Servo DSP chip enable output
Servo DSP clock output
Servo DSP command and data I/O
Servo DSP command and data I/O
Servo DSP command and data I/O
Servo DSP command and data I/O
Tray open/close outputs for current sensor drawer type mechanism.
CD pick up position input: L if pick up is in inner side.
Current sensor input
Not connected
BU1923F(RDS demodulator) interface data input
Stereo input pin for tuner stereo indication
Power down detection
Panel key analog input
Panel key analog input
Panel key analog input
Analog reference voltage input
Control input for writing MCU program area via ICU interface.
GND (0V)
VDD (+5V)
LCD segment outputs (Pin 55 and 56: Not connect)
LCD common outputs
LCD drive power supply
TC9257P (PLL) interface
TC9257P (PLL) interface
TC9257P (PLL) interface
VDD (+5V)
O
O
I/O
I/O
I/O
I/O
O
O
I
I
-
I
I
I
I
I
I
-
I
-
-
O
O
-
I/O
O
O
-
CCE
BUCK
BUS0
BUS1
BUS2
BUS3
TRAY IN(SLOUT)
TRAY OUT(SLIN)
SLT
CLT(SLEND)
N.C.
RDS DATA
STEREO
POWER DETECT
AD K3
AD K2
AD K1
VAREF
(BOOT)
V
SS
V
DD
SEG39~SEG0
COM3~COM0
VLC
PLL DATA
PLL CLK
PLL PERIOD
V
DD
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52~91
92~95
96
97
98
99
100
IN2
VCC
OUT2
NC
GND
VS
OUT1
VREF
IN1
1
2
3
4
5
6
7
8
9
1.Terminal Layout
TA7291S (IC702) : Bridge driver
2.Pin function
Pin No.
Symbol
I/O
Function
IN2(M-)
Vcc
OUT2
NC
GND
Vs
OUT1
Vref
IN1(M+)
1
2
3
4
5
6
7
8
9
Input terminal
Supply voltage terminal for logic
Output terminal
Not connect
Ground terminal
Supply voltage terminal for motor driver
Output terminal
Supply voltage terminal for control
Input terminal
I
-
O
-
-
-
O
-
I
