PT6314_10 Datasheet, PDF (8/42 Pages) Princeton Technology Corp – Dot Character VFD Controller/Driver IC

PT6314
4.1 DUTY RATIO SETTING
DS0 and DS1 control the duty ratio of PT6314. Please refer to the table below.
DS0
DS1
DUTY RATIO
0
0
1/16 (No. of GRID=16)
0
1
1/24 (No. of GRID=24)
1
0
1/20 (No. of GRID=20)
1
1
1/40 ( No. of GRID=40)
Please take note that the external extension grid driver is needed to set up 1/40 duty mode.
4.2 SEGMENT SETTING
CONDITION 1: 2-LINE DISPLAY (N=“1”), RL1=“0” AND RL2=“0Z”
The number of Segment Pins is controlled by the RL1 and RL2.
Pin Name
Pin No.
Pin Name
Pin No.
Pin Name
Pin No.
SG1
38
SG18
55
NC
72
SG2
39
SG19
56
SG35
73
SG3
40
SG20
57
SG36
74
SG4
41
SG21
58
SG37
75
SG5
42
SG22
59
SG38
76
SG6
43
SG23
60
SG39
77
SG7
44
SG24
61
SG40
78
SG8
45
SG25
62
SG41
79
SG9
46
SG26
63
SG42
80
SG10
47
SG27
64
SG43
81
SG11
48
SG28
65
SG44
82
SG12
49
SG29
66
SG45
83
SG13
50
SG30
67
SG46
84
SG14
51
SG31
68
SG47
85
SG15
52
SG32
69
SG48
86
SG16
53
SG33
70
SG49
87
SG17
54
SG34
71
SG50
88
SG68
106
SG77
116
GR18
126
SG69
107
SG78
117
GR17
127
SG70
108
SG79
118
GR16
128
NC
109
SG80
119
GR15
129
SG71
110
GR24
120
GR14
130
SG72
111
GR23
121
GR13
131
SG73
112
GR22
122
GR12
132
SG74
113
GR21
123
GR11
133
SG75
114
GR20
124
GR10
134
SG76
115
GR19
125
GR9
135
Pin Name
SG51
SG52
SG53
SG54
SG55
SG56
SG57
SG58
SG59
SG60
SG61
SG62
SG63
SG64
SG65
SG66
SG67
GR8
GR7
GR6
GR5
GR4
GR3
GR2
GR1
NC
Pin No.
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
136
137
138
139
140
141
142
143
144
V1.5
8
October 2009