Sharp FO-77

FO-77U
UX-66U
Modem block 3/6
6 – 3
1
2
6
4
3
5
BDEFG
I
HCA
BDEFG
I
HCA
1
2
6
4
3
5
D7
A0
C4
0.01
R167
270
D6
D5
D4
D3
D2
D1
D0
A1
A2
A3
A4
19
20
21
22
23
RS4
RS3
RS2
RS1
RS0
78
D7
79
D6
80
D5
81
D4
82
D3
83
D2
86
D1
88
D0
91
CS
92
READ
90
WRITE
108
IRQ1
115
RESET
13
EN85
DG
D[7~0]
RD
WR
(1-3H)
(1-3H)
(1-3H)
R116
MIRQ
(1-6F)
A[4~0]
MDMRST
(1-1D)
MCS
MAG
121
IRQ2
N.M.
15
107
17
12
5
RTS
CTS
TXD
DCLK
RXD
11
RLSD
R8
10K
RESERVED/CSBR
DG
DG
89
119
24
R4
270
+5V
SYSCLK
(1-6F)
6
2
1
7
3
5
4
8
XCLK
YCLK
CLR
D
CLK
PRE
Q~
Q
L1
HM601
R102
470
L105
HM601
C103
1
IC1
TC7WT74
L3
HM601
99
101
102
104
105
109
110
111
R5
RA14
470 x 1
R122
10K
N.M.
TXMUTE
TELMUTE
57
32
3
4
8
DGDG DG DG DG DG DG
R101
0
C102
12P
C101
12P
R100
200
6
52
27
56
18
31
51
25
76
9
55
30
26
75
50
54
122
29
116
117
DG
28
7
41
40
43
34
47
46
37
36
35
1,2,53,103,118,123,124,128
38,39,44,49,59,64,65,74
MAG
67
66
C6
0.1
C131
0.1
C7
10/50
C5
10/50
MAG
69
(6-4E)
SPOUT
60
(6-6E)
TELOUTI
(6-4E)
SIGTX
(6-3E)
SIGRX
72
71
63
62
61
C130
0.1
R134
2.2K
R129
1K
MAG
CNDR-1
DRSNS
C119
2200P
R115
470
+5V
R165
100K
98
97
96
95
94
93
120
14
CNTH-6
RANK
CNLIUA-6
RHS
R117
470
RA14
470 x 1
+3.3V
L103
HM601
C133
1
DG
10
77
85
100
112
73
16
84
87
106
114
125
113
126
48
33
45
+5V
L100
HM601
C110
0.1
+3.3V
R14
3
C9
47/25
C132
1
58
70
127
68
C118
0.1
+5V
L102
HM601
MAG
MAG
DG
MAG
MICP-P
MICM-P
MICBIAS-P
SPKRP-P
SPKRM-P
LINEIN-P
LINEOUT-P
VREF-P
VC-P
RESERVED
N.C./MICM-S
N.C./SPKRP-S
N.C./LINEIN-S
N.C./VREF-S
N.C./MICP-S
N.C./MICBIAS-S
N.C./SPKRM-S
N.C./LINEOUT-S
N.C./VC-S
N.C.
N.C.
N.C.
XTL0
XTL1
N.C./SOUT-S
SR3IN
SOUT-P
N.C./ICLK-S
ICLK-P
IA1CLK
N.C./SIN-S
SIN-P
SR4OUT
N.C./MCLK-S
IACLK
MCLK-P
N.C./FSYNC-S
SA1CLK
FSYNC-P
N.C./CTRLSIN-S
CTRLSIN-P
SR1IO
EYEXY
EYECLK
EYESYNC
N.C./IARESET-S
IARESET-P
GPO0
GPO1
GPO2
GPO3
GPO4
GPO5
GPO6
GPO7
GPI7
GPI6
GPI5
GPI4
GPI3
GPI2
GPI1
GPI0
VDD1(+3.3VDD)
VDD2(+3.3VDD)
VDD3(+3.3VDD)
VDD4(+3.3VDD)
VDD5(+3.3VDD)
AVDD-P(+3.3VIAD)
DGND1
DGND2
DGND3
DGND4
DGND5
DGND6
VGG(+5VDD)
DVAA(+3.3VDA)
N.C./AVDD-S(+3.3VIAD)
AGND1
AGND2
AGND3
AGND4
AGND5
VAA-P(+5VIAA)
VAA-S(+5VIAA)
42
R135
33K
R6
33K
R130
0
DG
X1
32.256MHz
DG
CNLIUA-3
CNLIUB-2
(1-6H)
(1-6H)
IC4
FM209
MODEM
C19
1000P
C172
1000P
TXMUTEI(6-4E)
C20
1000P
C173
1000P
DG