Yamaha SP2060, Service Manual

Page: 21 / 123

SP2060
21
Pin
no.
Name I/O Function
Pin
no.
Name I/O Function
DSP: IC153
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156 SIO32
SIO33
SIO34
SIO35
SIO36
SIO37
SIO38
SIO39
Vdd
Vss
SIO40
SIO41
SIO42
SIO43
SIO44
SIO45
SIO46
SIO47
Vss
Vdd
SIO48
SIO49
SIO50
SIO51
SIO52
SIO53
SIO54
SIO55
Vss
SIO56
SIO57
SIO58
SIO59
SIO60
SIO61
SIO62
SIO63
Vdd
Vss
Vdd
DA00
DA01
DA02
DA03
DA04
DA05
DA06
DA07
Vss
DA08
DA09
DA10
DA11
DA12
DA13
DA14
DA15
Vss
Vdd
DA16
DA17
DA18
DA19
DA20
DA21
DA22
DA23
Vdd
Vss
DA24
DA25
DA26
DA27
DA28
DA29
DA30
DA31
Vss
Vdd
/WE
/CAS
SDCK
CKE
/RAS
Vdd
Vss
BA1
BA0
A12
A11
A10
A09
A08
Vss
Vdd
A07
A06
A05
A04
A03
A02
A01
A00
Vss
Serial data bus
Power supply (2.5 V)
Ground
Serial data bus
Ground
Power supply (3.3 V)
Serial data bus
Ground
Serial data bus
Power supply (2.5 V)
Ground
Power supply (3.3 V)
Memory data bus
Ground
Memory data bus
Memory data bus
Ground
Power supply (3.3 V)
Memory data bus
Power supply (2.5 V)
Ground
Memory data bus
Ground
Power supply (3.3 V)
Memory write enable signal
Column address strobe
Clock (SDRAM)
CKE (SDRAM)
Row address strobe
Power supply (2.5 V)
Ground
Bank select (SDRAM)
Memory address (SDRAM, DRAM)
Ground
Power supply (3.3 V)
Memory address (SDRAM, DRAM)
Ground
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O


















































157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208





































