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X92-4470-0x
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin
Name
65
/HCSB
66
/CS
67
DSP RESET
68
REQ
69
DBBWRDY0
70
DBBRRDY0
71
Avdd
72
Avss
73
Avref
74~77
NC
78
HOT
79
M-CONT
80
WMA
81
NC
82
ASEL
83
DASC
84
TEST2
85
TEST3
86
NC
87
MSTOP
88
INTSV
89
FOGUP
90
ZMUTE_R
91
ZMUTE_L
92
NC
93
D-MUTE
94
SYS_SDA
95
NC
96
SYS_SCL
97~100 NC
4
I/O
Purpose
O
Chip selection control
O
Chip selection control
O
DSP reset control
I
data transmit request input
I
DBB00 register writing permit input
I
DBB00 register reading permit input
-
-
I
A/D port standard voltage input
I
Not use
I
temperature shift detection
I
Not use
I
WMA correspondence switching
I
Not use
I
Audio output polarity switching
I
Shock proof specification switching
I
Test terminal 2
I
Test terminal 3
O
Not use
I
Standby return interrupt
I
Interrupt from servo IC
I
Focus gain up interrupt
I
0bit mute detection
I
0bit mute detection
O
Not use
O
Mute driver
I/O
system microcomputer 12C data
O
Not use
I/O
system microcomputer 12C clock
O
Not use
Processing operation description
H : OFF L : ON
H : OFF L : ON
H : normal L : reset
Low fixation
Detection voltage 4V cancel
voltage 3.9V
Low fixation
H : DXM-6500 (correspond to WMA)
L : DXM-6400 (Don't correspond to WMA)
H : turning-over output
L : non- turning-over output
H : shock proof ON L : shock proof OFF
Low fixation
H : stop cancel L : stop
H : interrupt
H : Fo gain up L : normal
H : mute ON L : mute OFF
H : mute ON L : mute OFF
Low fixation
H : OFF L : ON
Low fixation
Low fixation
processing
description in
STBY
Low
Low
Low
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Low
Hi-Z (Low input)
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Low
Low
Hi-Z
Low
Hi-Z
Low
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