Yamaha PSR-S550B, Руководство по обслуживанию

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18
PSR-S550/PSR-S550B
PIN
NO.
I/O FUNCTION NAME
OUTER
NO.
PIN
NO.
I/O FUNCTION NAME
OUTER
NO.
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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237 L1
L2
L3
L4
L5
L9
L10
L11
L12
L16
L17
L18
L19
L20
M1
M2
M3
M4
M5
M9
M10
M11
M12
M16
M17
M18
M19
M20
N1
N2
N3
N4
N5
N16
N17
N18
N19
N20
P1
P2
P3
P4
P5
P16
P17
P18
P19
P20
R1
R2
R3
R4
R5
R16
R17
R18
R19
R20
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T16
T17
T18
T19
T20
U1
O
O
O
O
-
-
-
-
-
-
I/O
I/O
I/O
I/O
O
O
O
O
-
-
-
-
-
-
I/O
I/O
I/O
I/O
O
O
O
O
-
-
I/O
I/O
I/O
I/O
O
O
O
O
-
-
O
I/O
I/O
I/O
O
O
I
I/O
-
-
O
O
O
O
I/O
I/O
I/O
I/O
-
-
-
-
-
-
-
-
-
-
-
-
O
O
O
O
I/O
MA15
MA16
MA17
MA18
VDD
VSS
VSS
VSS
VSS
VDD
D11
D12
D13
D14
MA19
MA20
MA21
MA22
VSS
VSS
VSS
VSS
VSS
VSS
D7
D8
D9
D10
MA23/PG4
MA24/PG5
MA25/PG6
MA26/PG7
VCCQ
VCCQ
D3
D4
D5
D6
MCS3N/PG3
MCS2N/PG2
MCS1N/PG1
MWRN/PG0
VSS
VSS
RD/WRN
D0
D1
D2
MCS0N
MRDN
BTCHG
PA0
VDD
VDD
WE3N/DQMUU/PH3
RASLN
CASLN
RDN
PA1
PA2
PA3
PA4
VDD
VDD
VSS
VCCQ
VSS
VCCQ
VCCQ
VSS
VCCQ
VSS
VDD
VDD
A0/PH4
WE0N/DQMLL/PH0
WE1N/DQMLU/PH1
WE2N/DQMUL/PH2
PA5
Wave memory address bus 15
Wave memory address bus 16
Wave memory address bus 17
Wave memory address bus 18
Power 1.2 V
Ground
Power 1.2 V
SH2A-CPU data bus 11
SH2A-CPU data bus 12
SH2A-CPU data bus 13
SH2A-CPU data bus 14
Wave memory address bus 19
Wave memory address bus 20
Wave memory address bus 21
Wave memory address bus 22
Ground
SH2A-CPU data bus 7
SH2A-CPU data bus 8
SH2A-CPU data bus 9
SH2A-CPU data bus 10
Wave memory address bus 23
Wave memory address bus 24
Wave memory address bus 25
Wave memory address bus 26
Power 3.3 V
SH2A-CPU data bus 3
SH2A-CPU data bus 4
SH2A-CPU data bus 5
SH2A-CPU data bus 6
Wave memory chip select 3
Wave memory chip select 2
Wave memory chip select 1
Wave memory write enable
Ground
SH2A-CPU read/write enable
SH2A-CPU data bus 0
SH2A-CPU data bus 1
SH2A-CPU data bus 2
Wave memory chip select 0
Wave memory read enable
BOOT ROM switching control
Parallel port A0
Power 1.2 V
Writing byte of D31 - D24/Selecting D31 - D24 in case of SDRAM
RAS output for SDRAM
CAS output for SDRAM
SH2A-CPU read enable
Parallel port A1
Parallel port A2
Parallel port A3
Parallel port A4
Power 1.2 V
Ground
Power 3.3 V
Ground
Power 3.3 V
Ground
Power 3.3 V
Ground
Power 1.2 V
SH2A-CPU address bus 0
Writing byte of D7 - D0/Selecting D7 - D0 in case of SDRAM
Writing byte of D15 - D8/Selecting D15 - D8 in case of SDRAM
Writing byte of D23 - D16/Selecting D23 - D16 in case of SDRAM
Parallel port A5
U2
U3
U4
U5
U6
U7
U8
U9
U10
U11
U12
U13
U14
U15
U16
U17
U18
U19
U20
V1
V2
V3
V4
V5
V6
V7
V8
V9
V10
V11
V12
V13
V14
V15
V16
V17
V18
V19
V20
W1
W2
W3
W4
W5
W6
W7
W8
W9
W10
W11
W12
W13
W14
W15
W16
W17
W18
W19
W20
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y20
I/O
I/O
-
I/O
I/O
I/O
I/O
I
I
O
I
O
O
O
O
-
O
O
O
I/O
I/O
-
I/O
I/O
I/O
I/O
I/O
I
I
O
I
I
O
O
O
O
-
O
O
I/O
-
I/O
I/O
I/O
I/O
I/O
I/O
I
I
O
O
I
O
O
O
O
O
-
O
-
I/O
I/O
I/O
I/O
I/O
I/O
I
I
O
O
O
I
O
O
O
O
O
O
-
PA6
PA7
VCCQ
ED1/PC1
ED5/PC5
ED9/PD1
ED13/PD5
EA2/PK1
ECSN
BCLK
IRQ0
A25
A21
A17
A13
VCCQ
A3
A2
A1
PB0
PB1
VCCQ
PB6
ED2/PC2
ED6/PC6
ED10/PD2
ED14/PD6
EA3/PK2
SDI0/PK5
WCLK2/SDO2
IRQ1
BW_MD0
A22/PH5
A18
A14
A10
VCCQ
A5
A4
PB2
VCCQ
PB4
PB7
ED3/PC3
ED7/PC7
ED11/PD3
ED15/PD7
ERDN/PK3
SDI1/PK6
WCLK
SYSCLK2
WAITN/PK7
A23/PH6
A19
A15
A11
A8
VCCQ
A6
VCCQ
PB3
PB5
ED0/PC0
ED4/PC4
ED8/PD0
ED12/PD4
EA1/PK0
EWRN/PK4
SDO0
SDO1
SYSCLK
SYI
A24/PH7
A20
A16
A12
A9
A7
VCCQ
Parallel port A6
Parallel port A7
Power 3.3 V
External CPU data bus 1
External CPU data bus 5
External CPU data bus 9
External CPU data bus 13
External CPU address bus 2
External CPU chip select
Bit clock output
Interrupt input 0
SH2A-CPU address bus 25
SH2A-CPU address bus 21
SH2A-CPU address bus 17
SH2A-CPU address bus 13
Power 3.3 V
SH2A-CPU address bus 3
SH2A-CPU address bus 2
SH2A-CPU address bus 1
Parallel port B0
Parallel port B1
Power 3.3 V
Parallel port B6
External CPU data bus 2
External CPU data bus 6
External CPU data bus 10
External CPU data bus 14
External CPU address bus 3
Serial audio input 0
Word clock output 2/Serial audio output 2
Interrupt input 1
SH2A-CPU data bus width configuration
SH2A-CPU address bus 22
SH2A-CPU address bus 18
SH2A-CPU address bus 14
SH2A-CPU address bus 10
Power 3.3 V
SH2A-CPU address bus 5
SH2A-CPU address bus 4
Parallel port B2
Power 3.3 V
Parallel port B4
Parallel port B7
External CPU data bus 3
External CPU data bus 7
External CPU data bus 11
External CPU data bus 15
External CPU read enable
Serial audio input 1
Word clock output
Clock output 2
External wait input
SH2A-CPU address bus 23
SH2A-CPU address bus 19
SH2A-CPU address bus 15
SH2A-CPU address bus 11
SH2A-CPU address bus 8
Power 3.3 V
SH2A-CPU address bus 6
Power 3.3 V
Parallel port B3
Parallel port B5
External CPU data bus 0
External CPU data bus 4
External CPU data bus 8
External CPU data bus 12
External CPU address bus 1
External CPU write enable
Serial audio output 0
Serial audio output 1
Clock output
Sync. input from external device
SH2A-CPU address bus 24
SH2A-CPU address bus 20
SH2A-CPU address bus 16
SH2A-CPU address bus 12
SH2A-CPU address bus 9
SH2A-CPU address bus 7
Power 3.3 V 238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316