NAD C 546BEE, Service Manual

Page: 34 / 60

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MAIN BOARD
IC206: MCU TMP86FS49AUG
V
SS
X
O
U
T
T
E
S
T
V
D
D
(X
TI
N
) P
21
(X
TO
U
T)
P
22
R
ES
E
T
(
S
TO
P
/
INT5
) P
20
(
INT0
) P
00
(T
X
D
1)
P
02
(S
I1
) P
04
(IN
T1
) P
03
(S
O
1)
P
05
(
S
C
K
1
) P
06
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
P65(AIN5/STOP1)
P67(AIN7/STOP3)
P70(AIN8)
P72(AIN10)
P71(AIN9)
P74(AIN12)
P73(AIN11)
P66(AIN6/STOP2)
P
14
(T
C
4/
P
D
O
4/
P
W
M
4/
PP
G
4
)
P
13
(T
C
3/
P
D
O
3/
P
W
M
3
)
P
12
(
PP
G
)
P
11
(
D
V
O
)
P
10
(T
C
1)
P
47
P
46
(
SC
K
2
)
P
45
(S
O
2)
(B
O
O
T/
R
X
D
1)
P
01
X
IN
P07(INT2)
AVDD
P60(AIN0)
P61(AIN1)
P64(AIN4/STOP0)
P62(AIN2)
VAREF
P63(AIN3)
P4
4
(S
I2
)
P4
3
P4
2
(T
X
D
2)
P4
1
(R
X
D
2)
P4
0
P7
7
(A
IN
15
)
P7
6
(A
IN
14
)
P7
5
(A
IN
13
)
(INT3/TC2) P15
(
PDO5/PWM5
/TC5) P16
(
PDO6/PWM6/PPG6
/TC6) P17
(SCL) P50
(SDA) P51
P52
P53
P54
P30
P31
P32
P33
P34
P35
P36
P37