Aiwa 6ZG-1S, Manual

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36
Not used.
XRST input to DSP. Low output during 100 m seconds after about 100 m seconds of
resetting the system.
Clock input to DSP.
Latch input to DSP.
Data input to DSP.
SUB-Q data read-out clock to DSP.
SUB-Q input from DSP.
SENS input from DSP.
Connected to GND.
Not used.
Connected to GND.
Output terminal for external ceramic oscillator.
Input terminal for external ceramic oscillator.
GND of microprocessor.
Power supply of microprocessor.
Microprocessor reset input.
Not used.
Command input from main microprocessor.
Data output to main microprocessor.
O-status read-out clock from main microprocessor/Clock for I-command.
Flag for confirmation of busy and ready with the main microprocessor.
Not used.
Connected to GND.
Low output during playback only.
High output during playback only
High output during pause only.
High output during search only.
High output during stop only.
Not used.
Power supply of microprocessor.
GND of microprocessor.
Not used.
O-SW1
O-SW2
O-XRST
O-CLK
O-XTL
O-DATA
O-SQCK
I-SQ-DATA
I-SENS
_____________________
I-SHATTER
____________________
I-TGDOWN
NC
IC
X2
X1
VSS
VDD
______________
RESET
P53
P52
P51
__________________
I-1992BR
________
I-FB
________
I-TG
_________
I-TB
I-COMMAND
O-STATUS
I-SCLK
X-BUSY
P06
______________
100MS
O-AMUTE
O-PLAY
O-PAUSE
O-SERCH
O-STOP
NC
VDD
VSS
P17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
IC,
µ
PD789026GB
IC DESCRIPTION
O
O
O
O
O
O
O
I
I
I
I
—
—
O
I
—
—
I
—
—
—
I
I
I
I
I
O
I
I/O
—
—
O
O
O
O
O
—
—
—
—
Pin No. Pin Name I/O Description
jomi