Sharp MD-X5H Service Manual page 80

MD-X5H/CP-X5H
IC712 RH-iX0069AWZZ:FL Driver (IX0069AW)
Terminal Name
Pin No.
1-12 DIG11-DIG00
13 RESET
14 CS
15 SCK
16 SDATA
17*,18* P1,P0
19 Vcc1
20 Xout
21 Xin
22 Vss
23-31 SEG35-SEG27
32 Vp
33-59 SEG26-SEG00
60 Vcc2
61-64 DIG15-DIG12
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC901 RH-iX2718AFZZ: System Control Microcomputer (iX2718AF)
IC712 RH-iX0069AWZZ: FL Driver (IX0069AW)
All manuals and user guides at all-guides.com
Digit output
Reset input
Chip selection input
Shift clock input
Serial data input
Output port (static operation)
Positive power terminal for internal logic
Clock output
Clock input
GND terminal
Segment output
Negative power terminal for VFD drive
Segment output
Positive power terminal for digit output and segment output
Digit output
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82
P120/RTP0
1
P121/RTP1
2
P122/RTP2
3
P123/RTP3
4
P124/RTP4
5
P125/RTP5
6
P126/RTP6
7
P127/RTP7
8
V 9
DD
X2
10
X1
11
V 12
SS
XT2 13
XT1
14
RESET
15
P00/INTP0
16
P01/INTP1 17
P02/INTP2/NMI
18
P03/INTP3
19
P04/INTP4
20
P05/INTP5 21
P06/INTP6
22
AV
23
DD
AV
24
REF0
P10/ANI0 25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
Figure 80-1 BLOCK DIAGRAM OF IC
Figure 80-2 BLOCK DIAGRAM OF IC
Function
81 80 79 78 77 76
P62/A18
75
P61/A17
74
P60/A16
73
V
72
SS
P57/A15
71
P56/A14
70
P55/A13
69
P54/A12
68
P53/A11
67
P52/A10
66
P51/A9
65
IC901 P50/A8
64
P47/AD7
IX2718AF 63
P46/AD6
62
P45/AD5
61
P44/AD4
60
P43/AD3
59
P42/AD2
58
P41/AD1
57
P40/AD0
56
P87/A7
55
P86/A6
54
P85/A5
53
P84/A4
52
P83/A3
51
45 46 47 48 49 50
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