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A31W33128 Schematic ( PDF Datasheet ) - AMIC Technology

Teilenummer A31W33128
Beschreibung LCD Controller-Driver
Hersteller AMIC Technology
Logo AMIC Technology Logo 




Gesamt 30 Seiten
A31W33128 Datasheet, Funktion
Preliminary
Document Title
LCD Controller-Driver
Revision History
Rev. No.
0.0
0.1
History
Initial issue
Error correction:
Pad assignment & Boot capacitor connection:
C1+ C1-
C1- C1+
C2+ C2-
C2- C2+
A31W33128 Series
LCD Controller-Driver
Issue Date
March 13, 2000
December 7, 2000
Remark
Preliminary
PRELIMINARY (December, 2000, Version 0.1)
AMIC Technology, Inc.






A31W33128 Datasheet, Funktion
Pad Coordinates
No. Pin Name
1 TEST0
2 TEST1
3 TEST2
4 TEST3
5 TEST4
6 TEST5
7 NC
8 VDD
9 VDD
10 VDD
11 VDD
12 CS
13 A0
14 R/W
15 E
16 P/S
17 C68/80
18 OSCO
19 OSCI
20 VSS
21 VSS
22 VSS
23 VSS
24 NC
25 D0
26 D1
27 NC
28 D2
29 D3
30 NC
31 D4
32 D5
33 NC
34 D6
35 D7
36 NC
37 FNC2
38 FNC1
39 VSS
40 VSS
41 VSS
42 VSS
43 TEST6
44 NC
45 VOUT
46 NC
47 C2+
48 C2-
49 C1+
50 C1-
51 NC
52 VCNT
53 TEST7
54 TEST8
55 VDD
56 VDD
57 VDD
58 VDD
59 V1
60 V2
61 V3
62 V4
63 V5
A31W33128 Series
X
-3877.5
-3807.5
-3737.5
-3667.5
-3597.5
-3527.5
-3457.5
-3371.5
-3251.5
-3131.5
-3011.5
-2891.4
-2763.6
-2635.8
-2508
-2380.2
-2252.4
-2124.6
-1996.8
-1876.8
-1756.8
-1636.8
-1516.8
-1430.8
-1264.2
-999.8
-835.2
-670.6
-406.2
-241.6
-77
187.4
352
516.6
781
945.6
1049.2
1177
1298.7
1418.7
1538.7
1658.7
1744.7
1814.7
1900.7
1981.7
2062.7
2182.7
2302.7
2422.7
2503.7
2589.7
2675.7
2745.7
2831.7
2951.7
3071.7
3191.7
3311.7
3431.7
3551.7
3671.7
3791.7
Y
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
-897.5
No.
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
Unit: µm (The origin is the center of the chip)
Pin Name
X
Y
TEST9
3877.7
-897.5
NC
4103.5
-717.5
COM17
4103.5
-647.5
COM18
4103.5
-577.5
COM19
4103.5
-507.5
COM20
4103.5
-437.5
COM21
4103.5
-367.5
COM22
4103.5
-297.5
COM23
4103.5
-227.5
COM24
4103.5
-157.5
COM25
4103.5
-87.5
COM26
4103.5
-17.5
COM27
4103.5
52.5
COM28
4103.5
122.5
COM29
4103.5
192.5
COM30
4103.5
262.5
COM31
4103.5
332.5
COM32
4103.5
402.5
COMICN2
4103.5
472.5
NC
4103.5
548.5
SEG1
4127.5
897.5
SEG2
4062.5
897.5
SEG3
3997.5
897.5
SEG4
3932.5
897.5
SEG5
3867.5
897.5
SEG6
3802.5
897.5
SEG7
3737.5
897.5
SEG8
3672.5
897.5
SEG9
3607.5
897.5
SEG10
3542.5
897.5
SEG11
3477.5
897.5
SEG12
3412.5
897.5
SEG13
3347.5
897.5
SEG14
3282.5
897.5
SEG15
3217.5
897.5
SEG16
3152.5
897.5
SEG17
3087.5
897.5
SEG18
3022.5
897.5
SEG19
2957.5
897.5
SEG20
2892.5
897.5
SEG21
2827.5
897.5
SEG22
2762.5
897.5
SEG23
2697.5
897.5
SEG24
2632.5
897.5
SEG25
2567.5
897.5
SEG26
2502.5
897.5
SEG27
2437.5
897.5
SEG28
2372.5
897.5
SEG29
2307.5
897.5
SEG30
2242.5
897.5
SEG31
2177.5
897.5
SEG32
2112.5
897.5
SEG33
2047.5
897.5
SEG34
1982.5
897.5
SEG35
1917.5
897.5
SEG36
1852.5
897.5
SEG37
1787.5
897.5
SEG38
1722.5
897.5
SEG39
1657.5
897.5
SEG40
1592.5
897.5
SEG41
1527.5
897.5
SEG42
1462.5
897.5
SEG43
1397.5
897.5
PRELIMINARY (December, 2000, Version 0.1)
5
AMIC Technology, Inc

6 Page









A31W33128 pdf, datenblatt
A31W33128 Series
Operation of LCD Display Driver
1. Powering ON setting sequence
Recommended Command Setting Sequence:
(1) Set Display OFF : In order to prevent unnecessary characters from being displayed during powering ON of
the power .
The state is changed to the “ Power save mode” after turning on the Display All-Lit ON with
the display OFF.
(2) Set Display All-Lit OFF: Normal display operation and the oscillation start.
(3) Set LCD Power Supply Circuit ON
(4) Set Bias Select
(5) Set Reference Voltage Temperature Compensation Coefficient
(6) End Command Input
(7) Set Duty Select/Alternate Common Output
(8) Set Display Normal/Reverse :
D0 : 0 Normal Display data "1" makes the display be lit.
D0 : 1 Reverse Display data "0" makes the display be lit.
(9) Set Display Start Line address: Changing the display start line allows for page change on the display screen
as well as vertical smooth scroll.
(10) Common Output Sequence
(11) Icon Only Display
(12) Display Data Write: After writing the display data, the column address is automatically incremented. To write
the display data in succession after setting the 1st column address to be written by the COLUMN ADDRESS
SETTING command, the column address is not needed to be set each time. The icon display data is valid for
only D0.
Write “L” or data to be displayed in all display data RAM before turning the display ON.
(13) Display ON
2. Set Powering OFF, Power Save Mode
Set Powering OFF sequence:
(1) Set Display OFF
(2) Set LCD Power Supply Circuit OFF
Power Save Mode:
When in Power save mode, the command sleeps the system :
Internal oscillating circuit and LCD power supply circuit are stopped.
The Segment and Common outputs are fixed at VSS level.
The LCD display goes out.
The contents of the display data RAM, the command and the address before the power save mode do not
change.
Combination of Commands
Display ON
Display ON
Display OFF
Display OFF
Display All-Lit OFF
Display All-Lit ON
Display All-Lit OFF
Display All-Lit ON
State
Normal display operation
All-lit display
AII-OFF
Power save
PRELIMINARY (December, 2000, Version 0.1)
11
AMIC Technology, Inc

12 Page





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