21
TA-SB500WR
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IC Pin Function Description
DIAT AMP BOARD IC107 MB89537APFM-G-1077E1 (SURROUND AMP CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP FSDLY
I
Clock delay switch input terminal Fixed at "L" in this set
2
MOD2
I
Setting terminal for the CPU operation mode Fixed at "L" in this set
3, 4
-
O
Not used
5
SL/SR REV
I
Setting terminal for the SL/SR reverse function Fixed at "H" in this set
6
PWR_PWM_CONT
I
Setting terminal for the power control (fix/variable) Fixed at "L" in this set
7 to 10
-
O
Not used
11
AVCC
-
Power supply terminal (+3.3V) (for A/D converter)
12
AVR
I
Reference voltage (+3.3V) input terminal (for A/D converter)
13
AVSS
-
Ground terminal (for A/D converter)
14
DTVALID
I
Data valid flag input from the RF demodulator "L": invalid, "H": valid
15
CSOD
I
Captor start delay signal input from the RF demodulator "H" active
16
-
I
Not used
17
AC CUT
I
AC cut detection signal input terminal "L": AC cut
18
-
I
Not used
19
/RESET
I
Reset signal input terminal "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
20, 21
MOD0, MOD1
I
CPU operation mode setting signal input terminal
22
X0
I
Main system clock input terminal (8 MHz)
23
X1
O
Main system clock output terminal (8 MHz)
24
VSS
-
Ground terminal
25
-
O
Not used
26
XRST_INIT
O
Reset signal output to the RF demodulator and stream processor "L": reset
27, 28
-
O
Not used
29
P23
I
Setting terminal for the CPU operation mode Fixed at "L" in this set
30
P22
I
Setting terminal for the CPU operation mode Fixed at "H" in this set
31
-
O
Not used
32
DAMP PWM MODE
I
Setting terminal for the PWM mode output switch Fixed at "L" in this set
33
DAMP_PGMUTE
O
PG muting on/off control signal output to the stream processor "L": muting on
34
DAMP_SOFTMUTE
O
Soft muting on/off control signal output to the stream processor "L": muting on
NSP muting on/off control signal output to the stream processor "L": muting on
Not used
Reset signal output to the power driver "L": reset
I
Shut down state input from the power driver "L": shut down
I
Not used
I
Setting terminal for the CPU operation mode Fixed at "H" in this set
LED drive signal output of the ON LINE indicator "H": LED on
LED drive signal output of the POWER indicator "H": LED on
43 to 47
-
O
Not used
48
SCMODE
O
Control mode selection signal output to the RF demodulator
"L": pin setting, "H": serial setting
49
-
-
Not used
50
XSCEN
O
Serial interface enable signal output to the RF demodulator
51
DIAT_SCLK
O
Serial interface data clock signal output to the RF demodulator
52
DIAT_SWDT
O
Serial interface data write signal output to the RF demodulator
53
DIAT_SRDT
I
Serial interface data read signal input from the RF demodulator
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