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9. TERMINALS DESCRIPTION
9.1. Main Block
IC601 : YESAM281
Port
Pin
No.
1 (NC)
-
2 VSM
Radio signal
strength
3 SD/ST
Radio station
detect
4 AVSS
Ground
5 SCL
Audio control
serial clock
6 SDA
Audio control data
7 AVREF
(Conecting to +5V)
8 CD SO
CD data output
9 CD SI
CD data input
10 CD SCK
CD clock
11 CDC DATA/
XM-TX SO
(NC)
12 XM-RX SI
(NC)
13 CDC CLK
(NC)
14 CDC REM
(NC)
15 BZ OUT
(NC)
16 LCD DO
LCD data
17 LCD DI
LCD data
18 LCD CLK
LCD Clock
19 CD MUTE
CD mute
20 CD RST
CD reset
21 CD STB
CD strobe
22 CDC SENS
(NC)
23 PLL DO
PLL data
24 PLL CLK
PLL data clock
25 PLL DI
PLL data
26 PLL CE
PLL chip select
27 (NC)
28 (NC)
29 (NC)
30 (NC)
31 (NC)
32 (NC)
Description
I/O
-
I
I
-
O 4.9 4.9 4.9
O 4.9 4.9 4.9
-
I
O
O 4.7 4.7 4.7
-
-
-
-
-
-
-
-
-
-
I
O 4.7 4.7 4.7
O 4.8 4.8 4.8
I
O 4.8 4.8 4.8
I
-
-
I
O 4.8 4.8 4.8
O
O
-
-
-
-
-
-
-
-
-
-
-
-
(V)
FM AM CD
-
-
-
0
0
0
0.3 0 0.8
0
0
0
4.9 4.9 4.9
2.1 2.3 1.7
0
0 3.3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4.8 4.8 4.8
0
0 4.8
3.7 3.7 3.7
-
-
-
4.9 4.9 4.9
0
0
0
0
0
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
6
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