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Pin
Name
SQCK
SQEX
DOTX
in
No.
:
oO
Clock signal
for reading of sub-code
Q
SQCK
select
input.
Connect
to VDD.
Digital Audio interface output
(WF CK
is output when being off).
(Reserved)
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n
XS
(e)
DB8
DB7
DB6
~—
Goes "H" when locked
9
0
0
0
0
Data pin of the external RAM.
DATAI
(LSB)
Outputs
the WRITE
ENABLE
signal
to the external
RAM
(active at "L"),
SININ
VDD
DB4
oO
ws
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RA1
RA3
RA4
RA6
RA10
RA11
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=
Outputs
the CHIP
SELECT
signal
to the external
RAM
(active at "L").
1/2
division output of the crystal oscillator.
f.=4,2336MH z
(Reserved)
Connect
to GND.
Crystal oscillator
input.
f=8,4672MH z
Crystal oscillator output.
f=8.4672MH z
=
VSss
XTAI
XTAO
MD 1
(Reserved)
Mode select
input 1 used at "H"
Used in the mode with
the clock frequency
Mode select input 2 used at "L'
8.4672MH z,
Connected
to GND,
the digital output
OF F,
Mode select
input 3 used at "L"
the digital filter ON
Connected
to GND.
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34] ~
MD 3
Input to switch the code of the audio data output.
"L" causes the 2 second complement
output and "H" causes
the offset
binary output.
Connected
to GND.
SLOB
Input to switch the mode of the audio data output.
"L" causes serial output and "H" causes parallel
output.
Connected to CND.
PSSL
20
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