Yamaha DVX -1000, Руководство по обслуживанию

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DVX-1000
DPX-1200DVX-1000
NX-SW1000
No. Port Name I/O Signal Name Explanation Resistance Function State1 State2
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
SDA0
CVDD
DVDD
VSS
CVDD
DVDD
VSS
VSS
CVDD
CVDD
VSS
CVDD
VSS
DVDD
ARDY
CE3N
DVDD
VSS
CVDD
CE2N
EA2
EA3
EA4
DVDD
VSS
CVDD
EA5
EA6
EA7
EA8
DVDD
VSS
EA9
AOEN/SDRASN/SSOEN
EA10
ECLKOUT
ECLKIN
AREN/SDCASN/SSADSN
CVDD
VSS
CLKOUT2/GP0[2]
AWEN/SDWEN/SSWEN
DVDD
VSS
EA11
DVDD
VSS
CVDD
EA14
EA13
EA16
EA12
EA15
EA18
CVDD
VSS
DVDD
EA17
EA19
EA20
I/O
POWER
POWER
GND
POWER
POWER
GND
GND
POWER
POWER
GND
POWER
GND
POWER
I
O
POWER
GND
POWER
O
O
O
O
POWER
GND
POWER
O
O
O
O
POWER
GND
O
O
O
O
I
O
POWER
GND
O
O
POWER
GND
O
POWER
GND
POWER
O
O
O
O
O
O
POWER
GND
POWER
O
O
O
I/O/Z
I
Z
Z
O
O
O
O
O
O
O
O
O
O
O
I
O
O/Z
O
O
O
O
O
O
O
O
O
O
O
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PD
PD
PU
PD
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
GP0
P33V
P12V
P33V
DGND
P12V
P33V
DGND
DGND
P12V
P12V
DGND
P12V
DGND
P33V
P33V
-
P33V
DGND
P12V
-
EA2
EA3
EA3
P33V
DGND
P12V
EA5
EA6
EA7
EA8
P33V
DGND
EA9
OENSDRASN
EA10
SDCLKO
-
SDCASN
P12V
DGND
-
WEN
P33V
DGND
EA11
P33V
DGND
P12V
EA14
EA13
EA16
EA12
EA15
EA18
P12V
DGND
P33V
EA17
EA20
EA11
Outside pull up
1.2V power supply
3.3V power supply
Ground
1.2V power supply
3.3V power supply
Ground
Ground
1.2V power supply
1.2V power supply
Ground
1.2V power supply
Ground
3.3V power supply
Outside pull up (Asynchronous system RAM Ready input)
Inside pull up (external memory enable 3)
3.3V power supply
Ground
1.2V power supply
Inside pull up (external memory enable 2)
Address bus for external memory
Address bus for external memory
Address bus for external memory
3.3V power supply
Ground
1.2V power supply
Address bus for external memory
Address bus for external memory
Address bus for external memory
Address bus for external memory
3.3V power supply
Ground
Address bus for external memory
Asynchronous system RAM OE / SDRAM RAS
Address bus for external memory
Clock output for EMIF
Clock input for EMIF
SDRAM CAS
1.2V power supply
Ground
General purpose I/O port (no used)
Asynchronous system RAM WE / SDRAM WE
3.3V power supply
Ground
Address bus for external memory
3.3V power supply
Ground
1.2V power supply
Address bus for external memory
Address bus for external memory
Address bus for external memory
Address bus for external memory
Address bus for external memory
Address bus for external memory
1.2V power supply
Ground
3.3V power supply
Address bus for external memory
Address bus for external memory
Address bus for external memory
10 k
Ω
10 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
18 k
Ω
18 k
Ω
13 k
Ω
18 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω
13 k
Ω