Table of Contents
Advertisement
QQ
MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No.
Pin Name
90~93
NC
94
WE
95
OE
96,97
NC
98
3.3VDD
99
VSS
100
FROMCHK
101
CE
102~104
NC
105
ROMCOR SCL
106
ROMCOR SDA
107
NC (SEL E2P)
108
PON TRI GREEN
109
PON TRI RED
110
PON BLUE
111
SA RST
112
3.3VDD
113
EVSS
114
PON GREEN
TE
L 13942296513
115
PON RED
116
PON SW3V
117
NC
118~123
A21~A16
124
2.5VDD
125
VSS
126~133
A15~A8
134
3.3VDD
135
EVSS
136~142
A7~A1
143
NC
144
D15
● MECHANISM MICROCOMPUTER : IC1 (X32- : CD PLAYER UNIT)
Pin No.
Pin Name
1
VREFL
2
DMUTE
3
CSRST
www
4
NC
5
LZM
6
RZM
.
7
BREQ
8
DSPINT
I/O
Function
-
Not used
I/O
Memory data write permission
I/O
Memory data transmission permission
-
Not used
-
-
-
Not used
I/O
Memory operation permission
-
Not used
-
Not used
-
Not used
-
Not used
I/O
Triangle green light ON switch
I/O
Triangle red light ON switch
I/O
Blue sub-illumination light ON switch
O
Spectrum analyzer IC reset
-
-
I/O
Green key illumination light ON switch
I/O
Red illumination light ON switch
I/O
Rotary encoder power supply
O
Not used
O
Address output
-
-
O
Address output
-
-
O
Address output
-
Not used
I/O
Data input/output
I/O
Function
I
ADC reference power supply input terminal (L)
O
Driver MUTE
O
(Decoder) Resetting control
O
Not used.
x
ao
u163
y
I
0bit MUTE detection (Lch)
I
0bit MUTE detection (Rch)
i
I
(Decoder) BREQ signal input
I
(DSP) interruption signal input
KDC-MP828/W7531/W7531Y/W8531
2 9
8
L : Write, H : Wait SW3.3V start up : Hi-Z
L : Data transmission, H : Wait SW3.3V start up : Hi-Z
3.3V
Connect to GND
L : Operation, H : Wait SW3.3V start up : Hi-Z
H : Light ON, Hi-Z : Light OFF, When blackout : Light ON
H : Light ON, Hi-Z : Light OFF
H : Light ON, Hi-Z : Light OFF
H : Reset (1.8V or higher), L : Normal
3.3V
Connect to GND
H : Light ON, Hi-Z : Light OFF
Q Q
3
6 7
1 3
1 5
H : Light ON, Hi-Z : Light OFF
L : ON, Hi-Z : OFF
2.5V
Connect to GND
3.3V
Connect to GND
GND
L : STOP, H : MUTE OFF
L : RESET, H : NORMAL
Open output L-fixed
co
L : MUTE OFF, H : MUTE ON
L : MUTE OFF, H : MUTE ON
.
H : Interruption
/W8531Y/X789/X8529/X889
9 4
2 8
Processing Operation
0 5
8
2 9
9 4
2 8
Processing Operation
m
9 9
9 9
11
Hide quick links:
Advertisement
Table of Contents
