Read Sony DVP-CX985V Service Manual online
122
DVP-CX985V
•
PANEL-L BOARD IC1003
µ
PD70F3259YGF-S05-JBT-A (INTERFACE CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
KEY1, KEY0
I
Front panel key input terminal (A/D input)
3
AVDD
—
Power supply terminal (+3.3V)
4
AVSS
—
Ground terminal
5, 6
NC
—
Not used
7
AVREF
I
Reference voltage (+3.3V) input terminal
8
JOG A
I
Jog dial pulse input from the rotary encoder (DISC AMS, PUSH ENTER) (A phase input)
9
JOG B
I
Jog dial pulse input from the rotary encoder (DISC AMS, PUSH ENTER) (B phase input)
10
FLMD0
—
Flash write terminal
11
VDD
—
Power supply terminal (+3.3V)
12
REGC
—
Connected to the capacitor for the regulator
13
VSS
—
Ground terminal
14
X1
I
Main system clock input terminal (5 MHz)
15
X2
O
Main system clock output terminal (5 MHz)
16
RESET
I
System reset signal input from the reset signal generator “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
17
X1
I
Sub system clock input terminal Not used
18
X2
O
Sub system clock output terminal Not used
19
NC
—
Not used
20
KEY_INT
I
Wake up signal input terminal for front panel key
21
232C_INT
I
Wake up signal input terminal for RS-232C Not used
22
DBUGRST
—
Not used
23
SYSCONCS
I
Chip select signal input from the system controller
24
SYSCONSIN
I
Serial data input from the system controller
25
SYSCONSOUT
O
Serial data output to the system controller
26
SYSCONSCLK
I
Serial clock signal input from the system controller
27
232COUT
O
Serial data output to the RS-232C Not used
28
232CIN
I
Serial data input from the RS-232C Not used
29, 30
NC
—
Not used
31
SIRCS
I
Remote control signal input terminal
32
CONTROL_S
O
S-LINK and CONTROL S output terminal Not used
33
SYSCONBUSY
O
Interrupt signal output to the system controller
34
SYSCONRST
O
Reset signal output to the system controller, DSP, AV decoder, audio DSP, mechanism controller
and DSD decoder “L”: reset
and DSD decoder “L”: reset
35
EVSS
—
Ground terminal
36
EVDD
—
Power supply terminal (+3.3V)
37 to 54
NC
—
Not used
55
VIDEO_OFF
O
Video power supply on/off control signal output terminal Not used
56
FLDSDATA
O
Serial data output to the fluorescent indicator tube driver
57
FLDSCLK
O
Serial clock signal output to the fluorescent indicator tube driver
58
KBCIN
I
Serial clock signal input from the KEYBOARD
59
KBDIN
I
Serial data input from the KEYBOARD
60
SIRCS-WAKE
I
Wake up signal input terminal for SIRCS
61
FLDRST
O
Reset signal output to the fluorescent indicator tube driver “L”: reset
62
FLDCS
O
Chip select signal output to the fluorescent indicator tube driver
63
FLHS
—
Flash write terminal
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