Denon adv-m71 Service Manual page 18

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Pin No. port function Port setting
86 P00
87 P107
88 P106
89 P105
90 P104
91 AN3
92 AN2
93 AN1
94 AVSS
95 AN0
96 VREF
97 AVCC
98 P96
99 P97
100 P95
TE
L 13942296513
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Port name
IO IO1
O R/W
I ACK1
I BUSY1
I FLAG3A
AD MODE2
AD MODE1
AD KEY-0
AVSS
AD KEY-1
VREF
AVCC
SI DIR DOUT
SO DIR/CODEC DIN
SO DIR/CODEC CLK
I:Input
O:Output
SI:Serial Input
SO:Serial Output
INT:Interrupt Input
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2 9
8
Explanation
I/O interface port to DSP
Write/Read switching output to ROM for DSP
Control signal input from DSP(Mel100)
Control signal input from DSP(Mel100)
Control signal input from DSP(Mel100)
Mode select-2
Mode select-1
KEY A/D input-0
Gnd
KEY A/D input-1
Ref voltage of A/D port
Avcc
Serial data input from DIR
Serial data output to DIR/CODEC
Serial clock output to DIR/CODEC
Q Q
3 6 7 1 3 1 5
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18
ADV-M71
9 4 2 8
0 5 8 2 9 9 4 2 8
m
18
9 9
9 9