Sony STR-DH130 Manuale di servizio - Pagina 24

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Sony STR-DH130 Manuale di servizio
STR-DH130
• IC Pin Function Descriptions
MAIN BOARD (1/3) IC702 R5F364AEDFA
Pin No.
Pin Name
1
FL_DATA
2
FL_CLK
3
FL_LAT
4
SIRCS_IN
5
VOL_IC_DATA
6
NO-USE
7
VOL_IC_CLK
8
BYTE
9
CNVss
10
NO-USE
11
NO-USE
12
RESET
13
Xout
14
Vss
15
Xin
16
Vcc1
17
NMI
18
NO-USE
19
NO-USE
20
AC_CUT
21
NO-USE
22
TUNER_SCL
23
TUNER_RDS
24
TUNER_SDA
25
TUNER_CE
26
NO-USE
27
NO-USE
28
NO-USE
29
I2C_CLK
30
I2C_DATA
31
FLASH_TXD
32
FLASH_RXD
33
FLASH_CLK
34
FLASH_RTS
35
NO-USE
36
NO-USE
37
NO-USE
38
NO-USE
39
NO-USE
40
NO-USE
51
NO-USE
52
NO-USE
53
NO-USE
44
NO-USE
45
NO-USE
46
NO-USE
47
NO-USE
48
NO-USE
49
NO-USE
NO-USE
50
51
NO-USE
52
NO-USE
53
NO-USE
24
I/O
Description
O
Serial data signal output to FL Driver, PT6315
O
Serial clock signal output to FL Driver, PT6315
O
Serial data latch signal output to FL Driver, PT6315 (H: Inactive, L: Active)
I
Remote control signal input
O
Serial data signal output to audio signal processor, BD3474KS2
O
NO-USE
O
Serial clock signal output to audio signal processor, BD3474KS2
—
Ground terminal
—
Ground terminal
O
NO-USE
O
NO-USE
System reset signal input from the reset signal IC "L": reset
I
After the power supply rises, "L" is input for several msec and then change to "H".
O
Main system clock output terminal (8MHz)
—
Ground terminal
I
Main system clock input terminal (8MHz)
—
Power supply terminal (+3.3V)
I
Non-maskable interrupt input terminal
O
NO-USE
O
NO-USE
I
AC off detection signal input from the reset signal IC (H: AC In, L: AC Cut)
O
NO-USE
I/O
Tuner IC: Clock signal for IIC communication
I
Tuner IC: Input for RDS Text Detection Signal (H: No RDS, L: RDS Detect)
I/O
Tuner IC: Data signal for IIC communication
O
Power Control for Tuner IC (H: On, L: Off)
O
NO-USE
O
NO-USE
O
NO-USE
I/O
Clock signal for IIC communication
I/O
Data signal for IIC communication
I
Terminal for Debug / Flash
I
Terminal for Debug / Flash
I
Terminal for Debug / Flash
I
Terminal for Debug / Flash
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE
O
NO-USE