Sony HCD-M80 Service Manual page 45

Pin No. Pin Name
DRDAT8 to
59 to 66
DRDAT15
67 IVS4
68 DRCAS
69 LVD4
70 DRCK
71 IVD5
72 DRRAS
73 DRWEL
74 NVOEL
75 LVS4
76 DRBS
DRDQM0,
77, 78
DRDQM1
79 IVS5
80 RESERVE
81 SYSRST
82 IRDIN
83 RESERVE
84 VDD1
85 V16M
86 DOUT
87 L CDLRCK
88 LRCK
89 VSS1
90 L CDDATA
91 PCMD
92 L CDBCK
93 BCK
94 EMPH
95 L SQSO
96 SQSO
97 VDD2
98 L SQCK
99 SQCK
100 SBSO
101 EXCK
102 DATA
103 L DDAT
104 VSS2
105 L CDXRST
106 XRST
107 MUTE
108 L XLAT
I/O
I/O Two-way data bus with the D-RAM Data output to the program ROM
—
Ground terminal (for I/O)
O
Column address strobe signal output to the D-RAM
—
Digital power supply terminal (+2.5V) (for AV decoder block)
O
Clock signal output to the D-RAM
— Power supply terminal (+3.3V) (for I/O)
O
Row address strobe signal output to the D-RAM
O Write enable signal output to the D-RAM
O
Chip select signal output to the D-RAM
—
Digital ground terminal (for AV decoder block)
O
Bank select signal output to the D-RAM
O
Mask control signal output to the D-RAM
—
Ground terminal (for I/O)
—
Not used
I
Reset signal input from the system controller
I
IR data input terminal Not used
—
Not used
—
Digital power supply terminal (+2.5V) (for CD-DSP block)
O
Wide-band EFM PLL VCO2 oscillation output terminal Not used
O Digital audio signal output terminal Not used
I
L/R sampling clock signal (44.1 kHz) input
O L/R sampling clock signal (44.1 kHz) output
—
Digital ground terminal
I Serial data input
O
Serial data output
I
Bit clock signal (2.8224 MHz) input
O
Bit clock signal (2.8224 MHz) output
"L" is output when playback disc is emphasis off
O
"H" is output when playback disc is emphasis on Not used
I
Subcode-Q 80-bit, PCM peak and level data, CD text data input
O
Subcode-Q 80-bit, PCM peak and level data, CD text data output
—
Digital power supply terminal (+2.5V) (for CD-DSP block)
O
SQSO readout clock signal output
I
SQSO readout clock signal input
O
Subcode P to W serial data output terminal Not used
I
SBSO readout clock signal input terminal Not used
I Serial data input
O
Serial data output
— Digital ground terminal
O
Reset signal output "L": reset
I
Reset signal input "L": reset
I
Muting on/off control signal input terminal
O
Serial data latch pulse signal output
Description
"L": reset
"H": muting on Not used
HCD-M80
45