Sharp UP-3300 Service Manual page 66

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8
7
OPC2
D
/CS1
C86
330pF
C
/CS2
/CS3
/SRCS
C87
330pF X3
B
CLK_USART
C103
100pF
VCC
R38
10K X2
AH0
AH0
AH1
AH1
C78
100pF X2
A
8
7
6
VCC
/DCD1
BRK1
TRNEMP1
VCC
RCVRDY1
TRNRDY1
/CTS1
RCVDT1
RCVDT1
R59
10K
/CI1
/RTS1
/DCD2
BRK2
TRNEMP2
RCVRDY2
TRNRDY2
/CTS2
RCVDT2
/CI2
/RTS2
TRNEMP3
RCVRDY3
TRNRDY3
/CTS3
VCC
RCVDT3
RCVDT3
R45
R60
R51
/SINT
10K X3
D8
D9
C90
D10
D11
D12
C82
D13
D14
D15
D[8..15]
#
R35
/POFF
/IRQ1
/SRESET
C77
/TRQ2
/TRQ1
A0
A1
A[0..5]
/SRESET
4
5
/RES
IC42 14PIN - - - VCC
6
5
4
VCC
IC9
1
160
CLK_USART
SL00
MCLK
2
159
RES_USART
SL01
RST
3
158
AH1
SL02
RSLCT1
4
157
AH0
SL10
RSLCT0
5
156
/RDH
SL11
RIN
6
155
/WRH
SL12
WIN
7
154
SL20
SYCBKD
8
153
SL21
TRNEMPD
9
152
SL22
RCVRDYD
10
151
SL30
TRNRDYD
11
150
SL31
DSRD
12
149
SL32
CTSD
13
148
CD0
RCVDTD
14
147
BRK0
RTSD
15
146
TRNEMP0
DTRD
16
145
RCVRDY0
TRNDTD
17
144
TRNRDY0
CSD
18
143
CTS0
GND
19
142
RCVDT0
VCC
20
141
VCC
SYCBKC
21
140
TRNEMP3
GND
TRNEMPC
22
139
RCVRDY3
CI0
RCVRDYC
23
138
TRNRDY3
RTS0
TRNRDYC
24
137
CS0
DSRC
25
136
CD1
CTSC
26
135
RCVDT3
BRK1
RCVDTC
27
134
TRNEMP1
RTSC
28
133
RCVRDY1
DTRC
29
132
TRNRDY1
TRNDTC
30
131
/CS3
CTS1
CSC
31
130
RCVDT1
GND
32
129
BRK2
CI1
SYCBKB
33
128
TRNEMP2
RTS1
TRNEMPB
34
127
RCVRDY2
CS1
RCVRDYB
35
126
TRNRDY2
CD2
TRNRDYB
36
125
TRNEMP2
DSRB
37
124
RCVRDY2
CTSB
38
123
RCVDT2
TRNRDY2
RCVDTB
39
122
CTS2
RTSB
40
121
RCVDT2
DTRB
41
120
CI2
TRNDTB
42
119
/CS2
CS2
CSB
43
118
CD3
GND
44
117
BRK1
BRK3
SYCBKA
45
116
TRNEMP1
TRNEMP3
TRNEMPA
46
115
RCVRDY1
RCVRDY3
RCVRDYA
47
114
TRNRDY1
TRNRDY3
TRNRDYA
48
113
CTS3
DSRA
49
112
RCVDT3
CTSA
50
111
RCVDT1
CI3
RCVDTA
51
110
CS3
RTSA
52
109
D0
DTRA
53
108
D1
TRNDTA
54
107
/CS1
D2
CSA
55
106
D3
UTST
56
105
/SRCS
GND
DBTST
57
104
D4
RCVCLK
58
103
D5
TRNCLK
59
102
D6
RES
60
101
D7
GND
61
100
GND
VCC
62
99
VCC
W
63
98
X1
R
64
97
X2
DB7
65
96
XOUT
DB6
66
95
TRCK
DB5
67
94
AB0
DB4
68
93
AB1
GND
69
92
US1CH
DB3
70
91
PX
DB2
71
90
POF
DB1
72
89
RSRQ
DB0
73
88
TRV
RES
74
87
RXDATA0
WR
75
86
TXE
RD
76
85
TRRQ
OPTCS
77
84
A5
TRQ1
A5
78
83
A4
TRQ2
A4
79
82
A3
A0
A3
80
81
A2
A1
A2
OPC2
IC42B
IC13A
6
1
2
SRNRESET
74HC04
74LV08
/SRNRESET
IC13 14PIN - - - VCC
7PIN - - - GND
7PIN - - - GND
5
4
3
2
VCC
C84
C11
0.1uF
10uF/16V
/DSR3
/RTS3
/DTR3
TXD3
/DSR2
/DTR2
TXD2
/DSR1
/DTR1
TXD1
VCC
R58
R65
R68
R72
R56
R62
R67
R71
R73
R76
10K X10
/WRH
/RDH
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
/RES
/WRO
330pF X10
/RDO
/OPTCS
C85
C89
C93
C96
C99
C88
C92
C95
C97
C101
3
2
1
6/16
D
C
B
/WRH
/RDH
DB[0..7]
A
1

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