Ic Pin Function Description - Sony DVP-CX777ES Service Manual

DVP-CX777ES

7-44. IC PIN FUNCTION DESCRIPTION

• MB BOARD IC104 MB91307RPFV-G-BND-E1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 to 5 HA17 to HA21
6 (NOT_USED)
7 WP
8 XSACS
9 AVCC
10 AVRH
11 AVSS
12 DISC_AD
MOD_SET1,
13, 14
MOD_SET2
15 IPSW
16 XAVDECINT
17
XARPINT
18
XSDSPINT
19 XGAINT
20 XIFINT
21 XADSPINT0
22 XADSPINT1
23 XSARDY
24 VCC
25 IFSI
26 IFSO
27 IFSC
28 SIN1
29 SOUT1
30 SCK1
31 RX
32 TX
33 XDVD/SACD
34 VSS
35 XRSTO
36 WIDE
37 (RGBSEL)
38 SDA
39 SCL
40 XSARST
41 (EUROY/V)
42 (ISEL)
43
MODE_SELECT0
MODE_SELECT1,
44, 45
MODE_SELECT2
46 AVDREQ0
47 AVDDACK0
48 XDRVMUTE
102
I/O
O
Address signal output terminal
O
Not used
O
Write protect signal output to the EEPROM
O
Chip select signal output to the DSD decoder
—
Power supply terminal (+3.3V)
—
Reference voltage input (+3.3V) terminal
—
Ground terminal
I
Disc detect sensor input terminal
I
Mode setting input terminal
I
Scan select switch input terminal
I Interrupt signal input from the AV decoder
I
Interrupt signal input from the DSP
I
Interrupt signal input from the DSP
I
Interrupt signal input from the mechanism controller
I Interrupt signal input from the interface controller
I
Interrupt signal input from the audio DSP
I
Interrupt signal input terminal Not used
I
Ready signal input from the DSD decoder
— Power supply terminal (+3.3V)
I
Serial data input from the interface controller
O
Serial data output to the interface controller
O
Serial clock signal output to the interface controller
I Serial data input from the audio DSP, digital audio processor and DSD decoder
O
Serial data output to the audio DSP, D/A converter, digital audio processor and DSD decoder
Serial clock signal output to the audio DSP, D/A converter, digital audio processor and DSD
O
decoder
I
Serial data input terminal (for check)
O
Serial data output terminal (for check)
O DVD/SACD selection signal output terminal Not used
—
Ground terminal
Reset signal output to the DSP, AV decoder, audio DSP, D/A converter, mechanism controller
O
and digital audio processor "L": reset
O
Wide control signal output terminal
O Not used
I/O
Two-way data bus with EEPROM, I/P converter and D/A converter
O
Serial clock signal output to the EEPROM, I/P converter and D/A converter
O
Reset signal output to the DSD decoder "L": reset
O Not used
O
Not used
I
Mode selection signal input terminal (Fixed at "H" in this set)
I
Mode selection signal input terminal (Fixed at "L" in this set)
I
Request signal input from the AV decoder
O Acknowledge signal output to the AV decoder
O
Drive muting signal output to the motor/coil driver
Description