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S H O R T E X P LAN ATIO N OF T H E START UP OF T H E SET
1) S E T O F F
C onditions: A4 a nd A7 conne cte d to + 1 4 V
A8 conne cte d to the ground
7603 MSM6307GS
5V
4 .5 V
1ms
1s
Wal<e up of ttie uP every se cond
Pin 51 of uP
External interrupt ge ne ra le d by H E F 4 5 2 1
Pin 4 4 of uP
_
1 =N.C.
2 = N.C.
3 = N.C.
4 = N.C.
5 = 5.0V
6 = 5.0V
7 = 5.0V
8 = 5.0V
9 = 4.8V
12 = 5.0 V
13 = N.C.
14 = 4.9VSDA
15 = 4 . 9 V S C L
16 = GND
17 = 5.0 V
18 = N.C.
19 = 2.3 V
20 = 2.3 V
10 = 5.0V
2 1 = 5 . 0 V
11= 5.0 V
22 = N.C.
23 = 5.0 V
24 = 5.75 MHz
25 = 5.75 MHz
26 = 4.8 V
27 = N.C.
28 = N.C.
29 = N.C.
30 = N.C.
31 = N.C.
32 = N.C.
Pin 5 / 6 of uP
5V-
2) S E T O F F — > O N
approx 1 2 ms
5V-
5V--
5V-
4 .5 V
Pin 3 0 of uP
approx 2 0 ms
Pin 6 1 of uP
approx 2 0 ms
Pin l O o f H E F 4 ( ^4
7602 HEF4521
1 = N.C.
2 = GND
3 = GND
4 = 2.5V
5 = 5.0V
6 = 2.4V
7 = 2.4V
8 = GND
7601 ST24C16
1 = 5 . 0 V
2 = 5.0V
3 = 5.0V
4 = GND
9 = GND
10 = 1 Hz
zyxwvutsrqponmlkjihgfed
J U
11 = N.C.
12 = N.C.
13 = N.C.
14 = N.C.
15 = N.C.
16 = 5.0 V
5 = 5.0 V SDA
6 = 5.0 V SCL
7 = GND
8 = 5.0 V
Pin 6 2 of uP
Pin 5 / 6 of uP
Pins 5 and 6 at 4.5 V me a ns A4 and A7 present and with correct values.
7800 P83CE558EFB/046
i
1 = G N D
27 = N.C.
53 = 5.0 V
2 = 5.0V
28 = 5.0 V
54 = GND
3 = GND
29 = GND
55 = 4.8 V
4 = 5.0V
30 = 0
zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
. 0 V m - O N
56 = N.C.
5 = 4.5V
3 1 = 4 . 8 V / 0 . 0 V O F F
57 = 4.9 V
6 = 4.5 V
32 = 4.9 V
58 = 0.0 V/-TL ON
7 = 4.0V
33 = N.C.
59 = N.C.
8 = 4.8 V
34 = N.C.
60 = 5.0 V
9 = 0.0V
35 = N.C.
61 =0.0 V/-TL OFF
10 = 4.8 V
3 6 = N.C.
62 = 0.0 V O N / 5 . 0 V OFF
11 = 2 . 8 t o 3 . 6 V
37 = 5 . 0 V / 0 . 0 V n o signal
63 = 4.9 V
12 = 0.0 V
38 = 5.0 V
64 = 0.0 V
13 = GND
39 = 4.5 V
•
65 = 5.0 V
14 = 5.0 V
40 = 4.8 V
66 = 5.0 V
15 = GND
41 = 4 . 8 V / 0 . 0 V M T L O F F
67 = GND
16 = 0.0 V O N / 5 . 0 V OFF
42 = 5.0 V
68 = 4.9 V CASS IN
17 = GND
43 = CLK RDS
69 = 5.0 V O N / 0 . 0 V OFF
18 = 4.9 V
44 = 4.9 V
70 = 0 . 0 V > / 5 . 0 V <
19 = 5.0 V
45 = DATA RDS
71 =0.8 V
20 = 0 . 0 V / 5 . 0 V m u t e O N
46 = 0.0 V / 4 . 8 V Dolby ON
7 2 = 1 . 8 V O N / 0 . 0 V O F F
21 = 0.0 V / 5 . 0 V tel mute
47 = 4.9 V / 3 . 7 V Dolby ON
73 = 5.0 V
22 = N.C.
48 = 4.8 V
74 = 1.5 V CASS IN
23 = N.C.
49 = N.C.
, .
75 = 0.0 V
24 = 5.0 V
50 = N.C.
76 = 5.0 V
25 = N.C.
51 = 11.5 MHz
77 = GND
26 = 5.0 V
52 =11.5 MHz
78 = N.C.
79 = GND
80 = 5.0 V
10
00
co
00
CO
O
CL
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