Yamaha AW-2400 Service Manual page 32

AW2400
YSS910-V (XV988B00) DSP6 (Digital Signal Processor)
PIN
NAME I/O
NO.
- Power supply (3.3 V)
1 Vdd
- Ground
2 Vss
System master clock input (60 MHz or 30 MHz)
XI I
3
O System master clock output (High or 30 MHz)
4 XO
- Power supply (5 V)
5 Vdd5
System sync. signal input
/SYNCI I
6
System sync. signal output
7 /SYNCO O
- Power supply (5 V)
8 Vdd5
CKI I System clock input (30 MHz)
9
System clock output (30 MHz)
CKO O
10
I System master clock select (0: 60 MHz, 1: 30 MHz)
11 CKSEL
Vss - Ground
12
Serial I/O master clock input (128 x Fs)
MCKS I
13
I Serial I/O Sync. signal output
14 /SSYNC
I Initial clear (RESET)
15 /IC
Test mode setting (0: Test, 1: Normal)
/TEST I
16
Data bus type select (0: 8 bit, 1: 16 bit)
17 BTYP I
O IRQ output
18 /IRQ
Trigger signal input/output
TRIG I/O
19
Power supply (5 V)
20 Vdd5 -
- Ground
21 Vss
/CS I Chip select signal input
22
Write signal input
/WR I
23
I Read signal input
24 /RD
I
25 CA7
CA6 I
26
I
27 CA5
I Address bus of internal register
28 CA4
CA3 I
29
30 CA2 I
I
31 CA1
Vss - Ground
32
Power supply (3.3 V)
Vdd -
33
I/O
34 CD15
CD14 I/O
35
CD13 I/O
36
I/O
37 CD12
I/O
38 CD11
Data bus of internal register
CD10 I/O
39
40 CD09 I/O
I/O
41 CD08
CD07 I/O
42
CD06 I/O
43
- Ground
44 Vss
Vdd - Power supply (3.3 V)
45
Power supply (5 V)
Vdd5 -
46
I/O
47 CD05
I/O
48 CD04
CD03 I/O
49
Data bus of internal register
50 CD02 I/O
I/O
51 CD01
CD00 I/O
52
WAIT output
53 /WAIT O
- Ground
54 Vss
SI0 I
55
SI1 I
56
I
57 SI2
I
58 SI3
Serial data input
SI4 I
59
I
60 SI5
I
61 SI6
SI7 I
62
Ground
63 Vss -
- Power supply (5 V)
64 Vdd5
SO0 O
65
SO1 O
66
O
67 SO2
SO3 O
68
Serial data output
SO4 O
69
O
70 SO5
O
71 SO6
SO7 O
72
Ground
73 Vss -
I/O
74 DB00
DB01 I/O
75
DB02 I/O
76
I/O
77 DB03
DB04 I/O
78
DB05 I/O
79
I/O Parallel data bus
80 DB06
I/O
81 DB07
DB08 I/O
82
83 DB09 I/O
I/O
84 DB10
DB11 I/O
85
86 DB12 I/O
- Power supply (5 V)
87 Vdd5
Vdd - Power supply (3.3 V)
88
32
FUNCTION
PIN
NAME I/O
NO.
Ground
89 Vss -
90 DB13 I/O
DB14 I/O
91
92 DB15 I/O
93 DB16 I/O
DB17 I/O
94
Parallel data bus
95 DB18 I/O
96 DB19 I/O
DB20 I/O
97
DB21 I/O
98
99 DB22 I/O
Vss Ground
100 -
Vdd - Power supply (3.3 V)
101
102 DB23 I/O
103 DB24 I/O
DB25 I/O
104
105 DB26 I/O
Parallel data bus
106 DB27 I/O
DB28 I/O
107
108 DB29 I/O
109 DB30 I/O
DB31
110 I/O
I/O
111 TIMO/DBOB Timing signal output/ Parallel data bus output control input
112 Vss - Ground
113 Vdd5 - Power supply (5 V)
I/O
114 DA00
115 DA01 I/O
116 DA02 I/O
I/O
117 DA03
Memory data bus
118 I/O
DA04
119 DA05 I/O
120 DA06 I/O
I/O
121 DA07
122 Vss - Ground
123 DA08 I/O
I/O
124 DA09
125 DA10 I/O
126 DA11 I/O
Memory data bus
I/O
127 DA12
128 I/O
DA13
129 DA14 I/O
I/O
130 DA15
-
131 Vss Ground
132 Vdd - Power supply (3.3 V)
133 (n.c) - Not used
-
134 Vdd5 Power supply (5 V)
135 DA16 I/O
136 DA17 I/O
I/O
137 DA18
138 DA19 I/O
Memory data bus
139 DA20 I/O
I/O
140 DA21
141 I/O
DA22
142 DA23 I/O
143 Vss - Ground
I/O
144 DA24
145 DA25 I/O
146 DA26 I/O
I/O
147 DA27
Memory data bus
148 DA28 I/O
149 DA29 I/O
I/O
150 DA30
151 I/O
DA31
152 Vdd5 - Power supply (5 V)
153 Vss - Ground
O
154 A00
155 A01 O
156 A02 O
O
157 A03
158 A04 O
Memory address (SRAM, PSRAM, DRAM)
159 A05 O
O
160 A06
161 O
A07
162 A08 O
O
163 A09
-
164 Vss Ground
165 Vdd -
Power supply (3.3 V)
166 A10 O
Memory address (SRAM, PSRAM, DRAM)
O
167 A11
168 A12 O
169 A13 O Memory address (SRAM, PSRAM)
O
170 A14
171 A15/RAS O
Memory address (SRAM, PSRAM), /RAS (DRAM)
172 A16/CAS O Memory address (SRAM, PSRAM), /CAS (DRAM)
O
173 A17/CE Memory address (SRAM), /CE (PSRAM)
174 O
/WE Memory write enable signal
175 /OE O Memory output enable signal
176 Vdd5 - Power supply (5 V)
MAIN: IC205, 206
FUNCTION