Service manual
AI8
11
LSI PIN DESCRIPTION
PIN
NO.
I/O
FUNCTION
NAME
PIN
NO.
I/O
FUNCTION
NAME
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
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
102
103
104
NC
NC
NC
NC
Vdd
Vss
XI
XO
Vdd
/SYNCI
/SYNCO
Vdd
CKI
CKO
CKSEL
Vss
MCKD
/SSYNC
/IC
/TEST
NC
NC
NC
Vdd
Vss
/CS
/WR
/RD
CA7
CA6
CA5
CA4
CA3
CA2
CA1
Vss
Vdd
CD15
CD14
CD13
CD12
CD11
CD10
CD09
CD08
CD07
CD06
Vss
NC
NC
NC
NC
NC
NC
NC
NC
Vdd
Vdd
CD05
CD04
CD03
CD02
CD01
CD00
/WAIT
Vss
SIO00
SIO01
SIO02
SIO03
SIO04
SIO05
SIO06
SIO07
Vss
Vdd
SIO08
SIO09
SIO10
SIO11
SIO12
SIO13
SIO14
SIO15
Vss
Vdd
SIO16
SIO17
SIO18
SIO19
SIO20
SIO21
SIO22
SIO23
Vss
Vdd
SIO24
SIO25
SIO26
SIO27
NC
NC
NC
NC
I
O
O
I
O
I
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
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
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
Not used
Ground
Power supply
System master clock input (60 MHz or 30 MHz)
System master clock output (High or 30 MHz)
Ground
Sync. signal input
Sync. signal output
Ground
System clock input (30 MHz)
System clock output (30 MHz)
System master clock select
Power supply
Serial clock input (256 fs)
Serial. signal input
Initial clear
Test mode setting (0: TEST, 1: Normal)
Not used
Ground
Power supply
Chip select
Write enable input
Read enable input
CPU address bus
Power supply
Ground
CPU data bus
Power supply
Not used
Ground
CPU data bus
Wait output
Power supply
Serial data bus
Power supply
Ground
Serial data bus
Power supply
Ground
Serial data bus
Power supply
Ground
Serial data bus
Not used
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
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
NC
NC
NC
NC
SIO28
SIO29
SIO30
SIO31
Vss
Vdd
SIO32
SIO33
SIO34
SIO35
SIO36
SIO37
SIO38
SIO39
Vss
Vdd
SIO40
SIO41
SIO42
SIO43
SIO44
SIO45
SIO46
SIO47
Vss
SIO48
SIO49
SIO50
SIO51
SIO52
SIO53
SIO54
SIO55
Vss
Vdd
Vdd
SIO56
SIO57
SIO58
SIO59
SIO60
SIO61
SIO62
SIO63
NC
NC
NC
NC
NC
NC
NC
NC
Vss
/POE
Vss
PIO00
PIO01
PIO02
PIO03
PIO04
PIO05
PIO06
PIO07
Vss
Vdd
Vdd
PIO08
PIO09
PIO10
PIO11
PIO12
PIO13
PIO14
PIO15
Vss
NC
PIO16
PIO17
PIO18
PIO19
PIO20
PIO21
PIO22
PIO23
Vss
Vdd
Vdd
PIO24
PIO25
PIO26
PIO27
PIO28
PIO29
PIO30
PIO31
Vss
NC
NC
NC
NC
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
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
Not used
Serial data bus
Power supply
Ground
Serial data bus
Power supply
Ground
Serial data bus
Power supply
Serial data bus
Power supply
Ground
Serial data bus
Not used
Power supply
Parallel data bus controll signal
Power supply
Parallel data bus
Power supply
Ground
Parallel data bus
Power supply
Not used
Parallel data bus
Power supply
Ground
Parallel data bus
Power supply
Not used
YSS904-F (XV989A00) DSP5 (Digital Signal Processor)
IFC2: IC601