SHARP ARPB8 CIRCUIT DIAGRAM
AR-PB8
[9] CIRCUIT DIAGRAM
1. BLOCK DIAGRAM
PDATA[7:0]
PARACONN
EEPROM
MODECLK
G/A (2)
SCLK
MODEIN
SYSAD[15:0]
RAD[5:2]
MODEIN
(Internal 133MHz)
CPU
NR4650
MASTERCLK
22.22MHz
44.44MHz
14.318MHz
14.318MHz
CY2292
Boot ROM
2MB
Code ROM 0
2MB
Code ROM 1
DIMM72
Optional
(AR-PS1)
NETWORKCONN
81.2376MHz
SYSAD[31:0]
RAD[21:0]
RCS0_
SYSAD[31:0]
RAD[21:0]
RCS1_
SYSAD[31:0]
RAD[21:0]
RCS2_
LDT[15:0] SYSAD[15:0]
RAD2
LDT[7:0]
D9001MFH
VFCLK
RAD[21:1]
SYSAD[31:0]
RCS_[3:0]
PIACS0_
PIACS1_
PIACS2_
SYSAD[31:0]
SYSAD[53:33]
VFCLK
SYSAD[63:0]
G/A (1)
SYSCMD[8:0]
MASTERCLK
SCLK
MD[63:0]
MA[11:0]
RAS0 CAS[7:0]
MBRAS1 MBRAS2
MD[63:0]
MBA[11:0]
RAS0
CAS[7:0]
MBRAS1
CAS[7:0]
MBRAS2
CAS[7:0]
Digital copier I/F
RAM
8MB
RAM
DIMM168 64MB Max
RAM
DIMM168 64MB Max
9 – 1
2. CIRCUIT DIAGRAM
AR-PB8AR-PB8
A
B
C D
E
CPU
3.3V
182
102
119
113
185
122
171
145
150
114
181
193
125
172
192
126
173
46
94
99
89
84
81
78
75
70
45
137
140
188
161
109
117
123
127
129
135
141
147
153
163
169
174
186
189
195
201
10
16
22
30
36
42
50
60
66
74
80
86
92
98
IC1
34
SYSADC0
SYSADC1
SYSADC2
SYSADC3
33
SYSADC4
SYSADC5
SYSADC6
SYSADC7
63
SYSCMD0
58
SYSCMD1
55
SYSCMD2
40
SYSCMD3
37
SYSCMD4
32
SYSCMD5
25
SYSCMD6
20
SYSCMD7
17
SYSCMD8
12
SYSCMDP
EXTRQST_
RELEASE_
RDRDY_
WRRDY_
V
V
MASTERCLK
INT0_
INT1_
INT2_
INT3_
INT4_
INT5_
NMI_
VCCOK
COLDRES_
RESET_
MODECLK
MODEIN
IOOUT
IOIN
SYNCIN
SYNCOUT
VCCP
VSSP
4
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
NR4650
ALIDIN_
ALIDOUT_
SYSAD0
SYSAD1
SYSAD2
SYSAD3
SYSAD4
SYSAD5
SYSAD6
SYSAD7
SYSAD8
SYSAD9
SYSAD10
SYSAD11
SYSAD12
SYSAD13
SYSAD14
SYSAD15
SYSAD16
SYSAD17
SYSAD18
SYSAD19
SYSAD20
SYSAD21
SYSAD22
SYSAD23
SYSAD24
SYSAD25
SYSAD26
SYSAD27
SYSAD28
SYSAD29
SYSAD30
SYSAD31
SYSAD32
SYSAD33
SYSAD34
SYSAD35
SYSAD36
SYSAD37
SYSAD38
SYSAD39
SYSAD40
SYSAD41
SYSAD42
SYSAD43
SYSAD44
SYSAD45
SYSAD46
SYSAD47
SYSAD48
SYSAD49
SYSAD50
SYSAD51
SYSAD52
SYSAD53
SYSAD54
SYSAD55
SYSAD56
SYSAD57
SYSAD58
SYSAD59
SYSAD60
SYSAD61
SYSAD62
SYSAD63
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
77
72
69
62
57
48
44
39
31
24
19
14
11
6
203
198
82
87
90
95
100
111
115
120
128
133
138
143
146
151
162
167
76
71
64
61
56
47
43
38
26
23
18
13
8
5
200
197
83
88
93
96
101
112
116
121
131
134
139
144
149
152
165
168
3
9
15
21
29
35
41
49
59
65
73
79
85
91
97
110
118
124
130
136
142
148
154
164
170
175
187
190
196
202
R145
R146
R147
R148 10
R149 10
R150
R151
R152
R153
R154
R155
R156
R157
R158
R159
R160
R236
R237
R238
R239
R240
R241
R242
R243
R244
R245
R246
R247
R248
R249
R250
R251
R182
R183
R184
R181
R187
R188
R189
R190
R191
R192
R193
R194
R195
R196
R197
R198
R254
R308
R255
R309
R256
R310
R311
R312
R313
R314
R315
R316 10
R317 10
R318 10
R319 10
R320
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SYSAD0
SYSAD1
SYSAD2
SYSAD3
SYSAD4
SYSAD5
SYSAD6
SYSAD7
SYSAD8
SYSAD9
SYSAD10
SYSAD11
SYSAD12
SYSAD13
SYSAD14
SYSAD15
SYSAD16
SYSAD17
SYSAD18
SYSAD19
SYSAD20
SYSAD21
SYSAD22
SYSAD23
SYSAD24
SYSAD25
SYSAD26
SYSAD27
SYSAD28
SYSAD29
SYSAD30
SYSAD31
SYSAD32
SYSAD33
SYSAD34
SYSAD35
SYSAD36
SYSAD37
SYSAD38
SYSAD39
SYSAD40
SYSAD41
SYSAD42
SYSAD43
SYSAD44
SYSAD45
SYSAD46
SYSAD47
SYSAD48
SYSAD49
SYSAD50
SYSAD51
SYSAD52
SYSAD53
SYSAD54
SYSAD55
SYSAD56
SYSAD57
SYSAD58
SYSAD59
SYSAD60
SYSAD61
SYSAD62
SYSAD63
SYSAD0
SYSAD1
SYSAD2
SYSAD3
SYSAD4
SYSAD5
SYSAD6
SYSAD7
SYSAD8
SYSAD9
SYSAD10
SYSAD11
SYSAD12
SYSAD13
SYSAD14
SYSAD15
SYSAD16
SYSAD17
SYSAD18
SYSAD19
SYSAD20
SYSAD21
SYSAD22
SYSAD23
SYSAD24
SYSAD25
SYSAD26
SYSAD27
SYSAD28
SYSAD29
SYSAD30
SYSAD31
SYSAD32
SYSAD33
SYSAD34
SYSAD35
SYSAD36
SYSAD37
SYSAD38
SYSAD39
SYSAD40
SYSAD41
SYSAD42
SYSAD43
SYSAD44
SYSAD45
SYSAD46
SYSAD47
SYSAD48
SYSAD49
SYSAD50
SYSAD51
SYSAD52
SYSAD53
SYSAD54
SYSAD55
SYSAD56
SYSAD57
SYSAD58
SYSAD59
SYSAD60
SYSAD61
SYSAD62
SYSAD63
R85
R84
R83
R82
R81
R80
R79
R78
R124
R123
R122
R121
R131
R132
R133
R130
R143
R144
R212
R177
R178
R172
R180
R179
R214
R213
R211
R207
R206
R209
R208
R210
R111
R217
R216
R215
R221
R220
R219
R218
R272
R273
R274
R275
R276
R277
R278
R279
R303
R283
R282
R281
R280
R287
R257
R258
R259
R260
R261
R262
R263
R264
R265
R266
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
3.3V
R114
R113
R112
R115
R116
R117
R118
R119
R304
4.7K
R102
R222
4.7K
4.7K
R120
4.7K
4.7K
3.3V
R69
R67
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
SYSCMD0
SYSCMD1
SYSCMD2
SYSCMD3
SYSCMD4
SYSCMD5
SYSCMD6
SYSCMD7
SYSCMD8
EXREQ_
RLS_
READY_
V
ALOUT_
V
MASTERCLK
ALIN_
3.3V
4
3
2
1
SYSCMD[8:0]
INTR0_
INTR1_
INTR2_
P
ARINTR_
NMI_
VCCOK
COLDRES_
CPURES_
MODECLK
MODEIN
3.3V
3.3V
3.3V
R173
R199
R305
R252
R174
R200
R306
R253
R135 10
R161 10
R134 10
R162 10
R136 10
R163
R137
R164 10
R165
R175 4.7K
R185 4.7K
R186 4.7K
3.3V
C16
22u
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
10
10
10
R307 4.7K
C19
C85
0.1u
22u
3.3V
C18
22u
C81
0.1u
SYSADC0
SYSADC1
SYSADC2
SYSADC3
SYSADC4
SYSADC5
SYSADC6
SYSADC7
C87
0.1u
C95
0.1u
C88
0.1u
C96
0.1u
SYSAD[63:0]
4
3
2
1
A
B
C
D
E
9 – 2 9 – 3
AR-PB8 AR-PB8
4
3
2
1
ASIC 1
SYSCMD[8:0]
VALOUT_
VALIN_
READY_
EXREQ_
RLS_
INTR0_
INTR1_
INTR2_
NMI_
VCCOK
COLDRES_
CPURES_
RESET_
MPARREQ_
PARACK_
SYNCEN_
VFCLK
HSYNC_
PAGE_
VDIN_
X2
12
14.318MHz
STS
CMD
15
16
12
13
4
5
A
R95
R96
IC18
SP_
SHUTDN_
S0
S1
XTALIN
XTALOUT
CY2292
CPUCLK
CLKA
CLKB
CLKC
CLKD
XBUF
VCC
VCC
GND
GND
3.3V
3.3V
10
10
8
10
9
1
7
6
14
2
3
11
SYSCMD0
SYSCMD1
SYSCMD2
SYSCMD3
SYSCMD4
SYSCMD5
SYSCMD6
SYSCMD7
SYSCMD8
R73
R72
R71
R70
R68
R103
R101
R100
R99
R98
R77
R76
R75
R97 10
R93 10
R94 4.7K
10
R125
R169
R138
R166
R168
R167
C13
10uC910u
B
IC17-1
91
SYSCMD0
88
SYSCMD1
87
SYSCMD2
86
SYSCMD3
85
SYSCMD4
84
SYSCMD5
83
SYSCMD6
82
SYSCMD7
81
SYSCMD8
120
VALOUT_
10
107
VALIN_
10
106
READY_
10
105
EXREQ_
119
RLS_
104
10
INTR0_
10
103
INTR1_
10
102
INTR2_
10
101
NMI_
98
10
VCCOK
97
10
CRST_
10
96
CPURST_
118
POR_
117
DREQ0_
116
4.7K
DREQ1_
115
4.7K
DREQ2_
114
4.7K
DREQ3_
95
DACK0_
94
DACK1_
93
DACK2_
92
DACK3_
266
TC_
263
RXD1
255
TXD1
264
RXD2
256
TXD2
257
SYNCEN_
262
VFCLK
265
HSYNC_
267
PAGE_
268
VDATA_
66
113
MASTERCLK
SCLK
SYSAD0
SYSAD1
SYSAD2
SYSAD3
SYSAD4
SYSAD5
SYSAD6
SYSAD7
SYSAD8
SYSAD9
SYSAD10
SYSAD11
SYSAD12
SYSAD13
SYSAD14
SYSAD15
SYSAD16
SYSAD17
SYSAD18
SYSAD19
SYSAD20
SYSAD21
SYSAD22
SYSAD23
SYSAD24
SYSAD25
SYSAD26
SYSAD27
SYSAD28
SYSAD29
SYSAD30
SYSAD31
SYSAD32
SYSAD33
SYSAD34
SYSAD35
SYSAD36
SYSAD37
SYSAD38
SYSAD39
SYSAD40
SYSAD41
SYSAD42
SYSAD43
SYSAD44
SYSAD45
SYSAD46
SYSAD47
SYSAD48
SYSAD49
SYSAD50
SYSAD51
SYSAD52
SYSAD53
SYSAD54
SYSAD55
SYSAD56
SYSAD57
SYSAD58
SYSAD59
SYSAD60
SYSAD61
SYSAD62
SYSAD63
PIACS0_
PIACS1_
PIACS2_
PIACS3_
PIACS4_
PIACS5_
PIAWE_
PIARD_
WAIT
GA1
10
4.7K
4.7K
4.7K
4.7K
C70
C76
0.1u
0.1u
274
275
276
277
278
279
280
283
284
285
286
287
288
289
292
293
2
3
4
5
6
7
8
11
12
13
14
15
16
17
20
21
22
23
24
25
26
29
30
31
32
33
34
35
40
41
42
43
44
45
46
47
50
51
52
53
54
55
56
57
60
61
62
63
130
129
126
125
124
123
122
108
121
12
L2
C45
0.1u
SYSAD0
SYSAD1
SYSAD2
SYSAD3
SYSAD4
SYSAD5
SYSAD6
SYSAD7
SYSAD8
SYSAD9
SYSAD10
SYSAD11
SYSAD12
SYSAD13
SYSAD14
SYSAD15
SYSAD16
SYSAD17
SYSAD18
SYSAD19
SYSAD20
SYSAD21
SYSAD22
SYSAD23
SYSAD24
SYSAD25
SYSAD26
SYSAD27
SYSAD28
SYSAD29
SYSAD30
SYSAD31
SYSAD32
SYSAD33
SYSAD34
SYSAD35
SYSAD36
SYSAD37
SYSAD38
SYSAD39
SYSAD40
SYSAD41
SYSAD42
SYSAD43
SYSAD44
SYSAD45
SYSAD46
SYSAD47
SYSAD48
SYSAD49
SYSAD50
SYSAD51
SYSAD52
SYSAD53
SYSAD54
SYSAD55
SYSAD56
SYSAD57
SYSAD58
SYSAD59
SYSAD60
SYSAD61
SYSAD62
SYSAD63
R38
R65
R66
R39
R74
GA2CLK
MASTERCLK
3.3V
PARREQ_
SYNCEN_
10
PIACS0_
10
10
10
PIAWE_
10
PIARD_
WAIT
12
13
IC24D
9
74LVC04
IC26D
74LVC08
8
MASTERCLK
RESET_
RESET_
C D
SYSAD[63:0]
11
IC27B
4
5
6
1
2
74LVC32
IC27A
3
MA[11:0]
MPARREQ_
74LVC32
9
10
IC26C
RESET_
8
74LVC08
3.3V
4
IC28A
74LVC74
PR
2
D
3
CLK
CL
5
Q
6
Q
1
3.3V
C99
0.1u
R105
C60
0.01u
3.3V
C100
0.1u
IC25A
4
2
3
3.3V
12
3.3V
74LVC74
PR
5
Q
D
CLK
CL
6
Q
1
10
IC25B
74LVC74
PR
CL
9
Q
8
Q
D
11
CLK
13
3.3V
C102
9
10
IC27C
74LVC32
R322
10
IC26B
4
5
74LVC08
3.3V
IC24C
5
8
74LVC04
6
RAS0_
RAS1_
RAS2_
CAS0_
CAS1_
CAS2_
CAS3_
CAS4_
CAS5_
CAS6_
CAS7_
MOE_
MWE_
RCS0_
RCS1_
RCS2_
RCS3_
RESET_
75
C101
0.1u
3.3V
3.3V
NICCS_
R323
10
R104
6
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
MA9
MA10
MA11
C69
0.1u
EETCS_
LDTOE_
R25
R26
R27
R23
R24
R28
R29
R11 10
R12
R60
R61
R62
R63 10
R64
20K
C12
10u
IC17-2
254
MA0
253
MA1
252
MA2
249
MA3
248
MA4
247
MA5
246
MA6
245
MA7
244
MA8
243
MA9
240
MA10
239
153
152
151
150
146
145
144
143
142
141
140
139
136
135
134
133
132
131
269
270
271
72
71
79
76
70
69
68
67
100
110
111
112
128
138
147
159
168
177
184
185
186
196
205
214
224
233
242
251
258
259
260
273
282
291
294
295
78
77
10
19
28
36
37
38
49
59
65
73
80
90
MA11
RAS0_
RAS1_
RAS2_
RAS3_
CAS0_
CAS1_
CAS2_
CAS3_
CAS4_
CAS5_
CAS6_
CAS7_
MOE_
MWE_
ROMCS0_
ROMCS1_
ROMCS2_
ROMCS3_
ROMWE_ROMWE_
BUFOE_
BUFDIRBUFDIR
PLL_TEST
PLL_EN
VCOIN
CPOUT
SCAN_EN
SCAN_TEST
DC2_TEST
TESTMODE
PLLVDD
PLLGND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
10
10
10
10
10
10
10
10
10
10
10
10
MD0
MD1
MD2
MD3
MD4
MD5
MD6
MD7
MD8
MD9
MD10
MD11
MD12
MD13
MD14
MD15
MD16
MD17
MD18
MD19
MD20
MD21
MD22
MD23
MD24
MD25
MD26
MD27
MD28
MD29
MD30
MD31
MD32
MD33
MD34
MD35
MD36
MD37
MD38
MD39
MD40
MD41
MD42
MD43
MD44
MD45
MD46
MD47
MD48
MD49
MD50
MD51
MD52
MD53
MD54
MD55
MD56
MD57
MD58
MD59
MD60
MD61
MD62
MD63
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
238
236
234
230
228
226
221
219
217
215
211
209
207
203
201
199
197
193
191
189
183
181
179
175
173
171
169
165
163
161
157
155
237
235
231
229
227
225
220
218
216
212
210
208
206
202
200
198
194
192
190
188
182
180
178
174
172
170
166
164
162
160
156
154
1
9
18
27
39
48
58
64
74
75
89
99
109
127
137
148
149
158
167
176
187
195
204
213
222
223
232
241
250
261
272
281
290
296
GA1
E
MD10
MD11
MD12
MD13
MD14
MD15
MD16
MD17
MD18
MD19
MD20
MD21
MD22
MD23
MD24
MD25
MD26
MD27
MD28
MD29
MD30
MD31
MD32
MD33
MD34
MD35
MD36
MD37
MD38
MD39
MD40
MD41
MD42
MD43
MD44
MD45
MD46
MD47
MD48
MD49
MD50
MD51
MD52
MD53
MD54
MD55
MD56
MD57
MD58
MD59
MD60
MD61
MD62
MD63
C59
0.1u
MD0
MD1
MD2
MD3
MD4
MD5
MD6
MD7
MD8
MD9
C44
0.1u
C7
10u
MD[63:0]
4
3
2
3.3V
C8
10u
1
0.1u
A
B
C
D
E
9 – 4 9 – 5
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