Sony DVP-CX777ES Service Manual page 103

Pin No. Pin Name
49 AVDREQ1
50 AVDDACK1
51 XIFCS
52 VSS
53 X1
54 X0
55 VCC
56 (CKSW1)
57 (OCSW1)
58 XROMCS
59 XRAMCS
60, 61
XAVCS0, XAVCS1
62 XARPCS
63 XSDSPCS
64 VCCI
65 XGACS
66 (NC)
67 XWAIT
68 TEST (H)
69 TEST
70 XRD
71 XWRH
72 XWRL
73 XNMI
74 VCCI
75 VSS
76 XRESET
77 CPUCK
78 SMUTE
79 XDACS
80 XADSPCS
81 48/44.1K
82 XLDON
83 MAMUTE
84 XSRWE
85 to 100 HD0 to HD15
101 VSS
102 to 109 HA0 to HA7
110 VCC
111 to 118 HA8 to HA15
119 VSS
120 HA16
I/O
I
Request signal input from the AV decoder
O
Acknowledge signal output to the AV decoder
O
Chip select signal output to the interface controller
— Ground terminal
O
System clock output terminal (16.5 MHz)
I
System clock input terminal (16.5 MHz)
—
Power supply terminal (+3.3V)
O
Not used
O
Not used
O
Chip select signal output to the flash memory
O
Chip select signal output to the S-RAM
O
Chip select signal output to the AV decoder
O
Chip select signal output to the DSP
O
Chip select signal output to the DSP
—
Power supply terminal (+1.8V)
O
Chip select signal output to the mechanism controller
O
Not used
I
Wait signal input from the DSP and AV decoder
I Input terminal for the test (normally: fixed at "H")
I
Input terminal for the test
Read enable signal output to the flash memory, S-RAM, DSP, AV decoder and mechanism
O
controller
High byte write enable signal output to the flash memory, S-RAM, DSP, AV decoder and
O
mechanism controller
O
Low byte write enable signal output to the S-RAM
I
Not used
—
Power supply terminal (+1.8V)
—
Ground terminal
I
Reset signal input from the interface controller "L": reset
O
Master clock (33 MHz) signal output to the mechanism controller
O
Soft muting control signal output to the DSD decoder
O
Chip select signal output to the D/A converter
O
Chip select signal output to the audio DSP
O PLL frequency control signal output to the clock generator
O
Laser diode control signal output to the RF amplifier
O
Audio muting control signal output terminal
O
Write enable signal to the S-RAM
I/O Two-way data bus terminal
—
Ground terminal
O
Address signal output terminal
—
Power supply terminal (+3.3V)
O Address signal output terminal
—
Ground terminal
O
Address signal output terminal
Description
DVP-CX777ES
103