Sony STR-DE915 Service Manual page 29

Pin No. Pin Name I/O
41 MOSI O
42 SS I
43 HREQ I
44 SGND —
45 SDO2 O
46 SDO1 O
47 SDO0 O
48 SVCC —
49 SCKT O
50 WST O
51 SCKR I
52 QGND —
53 QVCC —
54 SGND —
55 WSR I
56 SDI1 I
57 SDI0 I
58 DSO O
59 DSI I
60 DSCK I
61 DR I
62 MD7 I/O
63 MD6 I/O
64 MD5 I/O
65 MD4 I/O
66 DGND —
67 MD3 I/O
68 MD2 I/O
69 MD1 I/O
70 DVCC —
71 MD0 I/O
72 DGND —
73 GPIO3 I/O
74 GPIO2 I/O
75 GPIO1 I/O
76 GPIO0 I/O
77 MRD O
78 MWR O
79 MRAS O
80 MCAS O
Master data signal output to system controller
SPI slave select signal input from system controller
Host request signal input from system controller
Ground for serial port
Audio serial data 2 signal output (Not used)
Audio serial data 1 signal output
Audio serial data 0 signal output
Power supply for serial port (+5V)
Serial clock transmission
Word select transmission
Serial clock reception
Ground for internal logic
Power supply for internal logic (+5V)
Ground for serial port
Word select reception
Audio serial data 1 signal input
Audio serial data 0 signal input
Debug serial signal output (Not used)
Debug serial signal input (Not used)
Debug serial clock signal input (Not used)
Debug request input (Fixed at "H")
Data input/output with S-RAM (Not used)
Ground for data bus buffer
Data input/output with S-RAM (Not used)
Power supply for data bus buffer (+5V)
Data input/output with S-RAM (Not used)
Ground for data bus buffer
General DSP input/output (Not used)
Write strobe signal output to S-RAM (Not used)
Read strobe signal output to S-RAM (Not used)
Low address strobe signal output to S-RAM (Not used)
Column address strobe signal output to S-RAM (Not used)
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Description