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参数资料
| 型号： | SCE5785 |
| 厂商： | SIEMENS A G |
| 元件分类： | 显示用LED |
| 英文描述： | 5X7 DOT MATRIX DISPLAY, SOFT ORANGE, 4.57 mm |
| 封装： | PLASTIC, DIP-26 |
| 文件页数： | 3/13页 |
| 文件大小： | 295K |
| 代理商： | SCE5785 |
2–197
SCE5780/1/2/3/4/5
St. Paul, MN; Polaroid Corporation, Polarizer Divi-
sion, Cambridge, MA; Marks Polarized Corporation,
Deer Park, NY, Hoya Optics, Inc., Fremont, CA.
One last note on mounting lters: recessing dis-
plays and bezel assemblies is an inexpensive way
to provide a shading effect in overhead lighting sit-
uations. Several Bezel manufacturers are: R.M.F.
Products, Batavia, IL; Nobex Components, Grifth
Plastic Corp., Burlingame, CA; Photo Chemical
Products of California, Santa Monica, CA; I.E.E.-
Atlas, Van Nuys, CA.
Microprocessor Interface
The microprocessor interface is through the serial
port, SPI port or one out of eight data bits on the
eight bit parallel port and also control lines SDCLK
and LOAD.
Power Up Sequence
Upon power up display will come on at random.
Thus the display should be reset at power-up. The
reset will set the Address Register to Digit 0, User
RAM is set to 0 (display blank) the Control Word is
set to 0 (100% brightness) and the internal counters
are reset.
Loading Data into the Display
Use following procedure to load data into the
display:
1. Power up the display.
2. Bring RST low (600 ns duration minimum) to
clear the Multiplex Counter, Address Register,
Control Word Register, User Ram and Data Reg-
ister. The display will be blank. Display bright-
ness is set to 100%.
3. If a different brightness is desired, load the prop-
er brightness opcode into the Control Word Reg-
ister.
4. Load the Digit Address into the display.
5. Load display row and column data for the select-
ed digit.
6. Repeat steps 4 and 5 for all digits.
Data Contents for the Word “ABCDEFG”
Step
D
76
5
DD
D
4
3
2
1
0
Function
A
B
1
0
1
00
0
00
0
CLEAR
100% BRIGHTNESS
1
2
3
4
5
6
7
8
1
0
1
00
0
00
0
00
1
0
01
0
1
0
10
0
1
11
1
10
0
1
10
0
1
10
0
1
DIGIT D0 SELECT
ROW 0 (
Α)
ROW 1
Α)
ROW 2 (
Α)
ROW 3 (
Α)
ROW 4 (
Α)
ROW 5 (A)
ROW 6 (A)
9
10
11
12
13
14
15
16
1
0
1
00
0
00
0
1
11
1
10
0
1
10
0
1
0
10
0
1
10
0
1
11
1
DIGIT D1 SELECT
ROW 0 (B)
ROW 1 (B)
ROW 2 (B)
ROW 3 (B)
ROW 4 (B)
ROW 5 (B)
ROW 6 (B)
17
18
19
20
21
22
23
24
1
0
1
0
00
0
1
0
00
1
01
0
10
0
10
0
10
0
01
0
00
1
DIGIT D2 SELECT
ROW 0 (C)
ROW 1 (C)
ROW 2 (C)
ROW 3 (C)
ROW 4 (C)
ROW 5 (C)
ROW 6 (C)
25
26
27
28
29
30
31
32
1
0
1
0
00
0
1
11
1
0
10
0
1
10
0
1
10
0
1
10
0
1
10
0
1
11
1
0
DIGIT D3 SELECT
ROW 0 (D)
ROW 1 (D)
ROW 2 (D)
ROW 3 (D)
ROW 4 (D)
ROW 5 (D)
ROW 6 (D)
33
34
35
36
37
38
39
40
1
0
1
0
00
1
0
11
1
10
0
10
0
11
1
0
10
0
10
0
11
1
DIGIT D4 SELECT
ROW 0 (E)
ROW 1 (E)
ROW 2 (E)
ROW 3 (E)
ROW 4 (E)
ROW 5 (E)
ROW 6 (E)
41
42
43
44
45
46
47
48
1
0
1
0
00
1
0
1
11
1
10
0
10
0
11
1
0
10
0
10
0
10
0
DIGIT D5 SELECT
ROW 0 (F)
ROW 1 (F)
ROW 2 (F)
ROW 3 (F)
ROW 4 (F)
ROW 5 (F)
ROW 6 (F)
49
50
51
52
53
54
55
56
1
0
1
0
00
1
0
01
1
0
10
0
1
10
0
10
0
10
0
1
10
0
1
01
1
0
DIGIT D6 SELECT
ROW 0 (G)
ROW 1 (G)
ROW 2 (G)
ROW 3 (G)
ROW 4 (G)
ROW 5 (G)
ROW 6 (G)
57
58
59
60
61
62
63
1
0
1
0
00
1
10
0
1
10
0
1
10
0
1
11
1
10
0
1
10
0
1
10
0
1
DIGIT D7 SELECT
ROW 0 (H)
ROW 1 (H)
ROW 2 (H)
ROW 3 (H)
ROW 4 (H)
ROW 5 (H)
ROW 6 (H)
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