Yamaha AP-U70 Panduan Servis - Halaman 18
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Halaman Cetak
AP-U70
IC417 : YSS928
AC3D3
No.
Name
I/O
56
SDWCKI1
57
SDBCKI1
58
VSS
59
SDOB3
60
SDOB2
61
SDOB1
62
SDOB0
63
VDD1
64
ZEROBF3R
O+
65
ZEROBF3L
O+
66
ZEROBF2R
O+
67
ZEROBF2L
O+
68
OPORT0
69
OPORT1
70
OPORT2
71
OPORT3
72
OPORT4
73
OPORT5
74
OPORT6
75
OPORT7
76
VSS
77
VDD2
78
RAMD0
I+/O Sub DSP: External memory data terminal 0
79
RAMD1
I+/O Sub DSP: External memory data terminal 1
80
RAMD2
I+/O Sub DSP: External memory data terminal 2
81
RAMD3
I+/O Sub DSP: External memory data terminal 3
82
ZEROBF1R
O+
83
ZEROBF1L
O+
84
ZEROBF0R
O+
85
ZEROBF0L
O+
86
RAMD4
I+/O Sub DSP: External memory data terminal 4
87
RAMD5
I+/O Sub DSP: External memory data terminal 5
88
RAMD6
I+/O Sub DSP: External memory data terminal 6
89
RAMD7
I+/O Sub DSP: External memory data terminal 7
90
VSS
91
VDD1
92
RAMD8
I+/O Sub DSP: External memory data terminal 8
93
RAMD9
I+/O Sub DSP: External memory data terminal 9
94
RAMD10
I+/O Sub DSP: External memory data terminal 10
95
RAMD11
I+/O Sub DSP: External memory data terminal 11
96
RAMD12
I+/O Sub DSP: External memory data terminal 12
97
RAMD13
I+/O Sub DSP: External memory data terminal 13
98
RAMD14
I+/O Sub DSP: External memory data terminal 14
99
RAMD15
I+/O Sub DSP: External memory data terminal 15
100
CASN
101
RAMWEN
102
RAMOEN
103
RASN
104
VSS
105
VDD1
106
RAMA8
107
RAMA7
108
RAMA0
109
RAMA6
110
RAMA1
17
I+
Word clock input terminal for SDIB, SDOB interface (unconnected)
I+
Bit clock input terminal for SDIB, SDOB interface (unconnected)
Ground terminal
O
PCM output terminal from Sub DSP
O
PCM output terminal from Sub DSP
O
PCM output terminal from Sub DSP
O
PCM output terminal from Sub DSP
+3.3V power terminal (for terminal section)
SDOB3 Rch zero flag output terminal (unconnected)
SDOB3 Lch zero flag output terminal (unconnected)
SDOB2 Rch zero flag output terminal (unconnected)
SDOB2 Lch zero flag output terminal (unconnected)
O
General purpose output terminal
O
General purpose output terminal
O
General purpose output terminal
O
General purpose output terminal
O
General purpose output terminal (unconnected)
O
General purpose output terminal (unconnected)
O
General purpose output terminal (unconnected)
O
General purpose output terminal (unconnected)
Ground terminal
+2.5V power terminal (for internal circuit)
SDOB1 Rch zero flag output terminal (unconnected)
SDOB1 Lch zero flag output terminal (unconnected)
SDOB0 Rch zero flag output terminal (unconnected)
SDOB0 Lch zero flag output terminal (unconnected)
Ground terminal
+3.3V power terminal (for terminal section)
O
Sub DSP: Column address strobe output terminal for external DRAM
O
Sub DSP: Write enable terminal for external memory
O
Sub DSP: Output enable terminal for external memory
O
Sub DSP: Low address strobe output terminal for external DRAM
Ground terminal
+3.3V power terminal (for terminal section)
O
Sub DSP: External memory address terminal 8
O
Sub DSP: External memory address terminal 7
O
Sub DSP: External memory address terminal 0
O
Sub DSP: External memory address terminal 6
O
Sub DSP: External memory address terminal 1
Function
(SDOB3)
(PAI6)
(PAI5)
(PAI4)
(LED_PC)
(LED_A1)
(LED_A2)
(LED_TU)