Yamaha DVX-S150 Service Manual page 53
Home theater sound system
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Also See for DVX-S150:
- Service manual (100 pages) ,
- Owner's manual (99 pages) ,
- Product catalog (44 pages)
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IC5 : YSS948-V (DIGITAL P.C.B.)
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Category
No.
External Memory Interface
103
102
101
99
98
97
96
109
111
68
Status Port
134
135
133
13
12
11
10
116
115
114
113
General Purpose I/O Port
57
56
55
54
53
52
47
46
Test
16
17
24
25
132
I/O symbols
I:
Digital Input
Is:
Schmidt Input
O:
Digital Output
Ot:
3-State Output
I/O:
Digital Input/Output
I(+)/O: Pulled up for input, not pulled up for output
Name
I/O
MEMD6
I/O
External memory data input/output terminals 7 to 0
MEMD5
MEMD4
MEMD3
MEMD2
MEMD1
MEMD0
nMEMCE
O
External memory chip select output terminal
nMEMOE
O
External memory output enable output terminal
nMEMWE
O
External memory write enable output terminal
nINT
O
Interrupt request output terminal
nMUTE
O
Auto mute period output terminal
ZEROFLG
O
Continuous zero data input detect terminal
STATUS7
O
Status data output Terminals 7 to 0
STATUS6
STATUS5
STATUS4
STATUS3
STATUS2
STATUS1
STATUS0
IOPORT7
I(+)/O
General Purpose Input/Output Port Terminals 7 to 0
IOPORT6
IOPORT5
IOPORT4
IOPORT3
IOPORT2
IOPORT1
IOPORT0
TEST
Is
Test Terminal
DVR-S150/NX-P150
Function
53
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