18
18
ADV-M71
Pin No. port function Port setting Port name Explanation
86 P00
IO IO1
I/O interface port to DSP
87 P107
OR/W
Write/Read switching output to ROM for DSP
88 P106
IACK1
Control signal input from DSP(Mel100)
89 P105
I BUSY1
Control signal input from DSP(Mel100)
90 P104
IFLAG3A
Control signal input from DSP(Mel100)
91 AN3 AD MODE2 Mode select-2
92 AN2 AD MODE1 Mode select-1
93 AN1
AD KEY-0
KEY A/D input-0
94 AVSS AVSS Gnd
95 AN0
AD KEY-1
KEY A/D input-1
96 VREF VREF Ref voltage of A/D port
97 AVCC AVCC Avcc
98 P96
SI DIR DOUT
Serial data input from DIR
99 P97
SO DIR/CODEC DIN
Serial data output to DIR/CODEC
100 P95
SO DIR/CODEC CLK
Serial clock output to DIR/CODEC
I:Input
O:Output
SI:Serial Input
SO:Serial Output
INT:Interrupt Input
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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