Sony DAV-FX100W Service Manual page 23

• IC Pin Function Description
RX BOARD IC107 MB89537APFM-G-654-BNDE1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 NC
2 MOD2
3, 4 NC
5 MODEL
6 SIMUKE
7 to 10 NC
11 AVCC
12 AVR
13 AVSS
14 DTVAILD
15 CSOD
16 NC
17 AC CUT
18 NC
19 /RESET
20, 21 MD0, MD1
22 XO
23 XI
24 VSS
25 FS2_EX
26 XRST_INIT
27, 28 NC
29 P23
30 P22
31, 32 NC
33 DAMP_PGMUTE
34 DAMP_SOFTMUTE
35 DAMP_NSPMUTE
36 NC
37 DRIVE_RST
38 DRIVE_OCP
39 DRIVE_OTW
40 P10
41 LED_GREEN
42 LED_RED
43 to 47 NC
48 SCMODE
49 NC
50 XSCEN
51 DIAT_SCLK
52 DIAT_SWDT
53 DIAT_SRDT
54 NC
55 T_SENSE
I/O
— Not used
I Setting terminal for the CPU operation mode Fixed at "L" in this set
— Not used
I Setting terminal for the model
I Setting terminal for the destination
— Not used
— Power supply terminal (+3.3V) (for A/D converter)
I Reference voltage (+3.3V) input terminal (for A/D converter)
— Ground terminal (for A/D converter)
I Data valid flag input from the RF demodulator "L": invalid, "H": valid
I Captor start delay signal input from the RF demodulator "H": active
I Ground terminal
I AC cut detection signal input terminal "L": AC cut
I Ground terminal
Reset signal input terminal "L": reset
I For several hundreds msec. after the power supply rises, "L" is input, then it
changes to "H"
I CPU operation mode setting signal input terminal
O Main system clock output terminal (8 MHz)
I Main system clock input terminal (8 MHz)
— Ground terminal
I Not used
O Reset signal output to the RF demodulator and stream processor "L": reset
— Not used
I Setting terminal for the CPU operation mode Fixed at "L" in this set
I Setting terminal for the CPU operation mode Fixed at "H" in this set
— Not used
O PG muting on/off control signal output to the stream processor "L": muting on
O Soft muting on/off control signal output to the stream processor "L": muting on
O NSP muting on/off control signal output to the stream processor "L": muting on
— Not used
O Reset signal output to the power driver "L": reset
I Shut down state input from the power driver "L": shut down
I Overtemperature warning signal input terminal Not used
I Setting terminal for the CPU operation mode Fixed at "H" in this set
O LED drive signal output of the ON LINE indicator "H": LED on
O LED drive signal output of the POWER indicator "H": LED on
— Not used
Control mode selection signal output to the RF demodulator
O
"L": pin setting, "H": serial setting"
— Not used
O Serial interface enable signal output to the RF demodulator
O Serial interface data clock signal output to the RF demodulator
O Serial interface data write signal output to the RF demodulator
I Serial interface data read signal input from the RF demodulator
— Not used
O Not used
Description
TA-WR2
15