CN202189533U - 8*8 LED rolling point array display screen - Google Patents
8*8 LED rolling point array display screen Download PDFInfo
- Publication number
- CN202189533U CN202189533U CN2011202664795U CN201120266479U CN202189533U CN 202189533 U CN202189533 U CN 202189533U CN 2011202664795 U CN2011202664795 U CN 2011202664795U CN 201120266479 U CN201120266479 U CN 201120266479U CN 202189533 U CN202189533 U CN 202189533U
- Authority
- CN
- China
- Prior art keywords
- display screen
- dot matrix
- point array
- rolling
- matrix display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Controls And Circuits For Display Device (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The utility model discloses an 8*8 LED rolling point array display screen, comprising an input module, a control module, a decoder and a point array displaying module connected orderly. By using the 8*8 LED rolling point array display screen of the utility model, the problem is solved that the rolling display can not be realized in the conventional LED display screen technology; when a target floor number is greater than the current floor number, the point array displaying module displays in an upward rolling manner, conversely, the point array displaying module displays in a downward rolling manner.
Description
Technical field
The utility model belongs to the display screen technology field, relates to a kind of 8 * 8LED rolling dot matrix display screen.
Background technology
LED display display frame is bright in luster; Stereoscopic sensation is strong; Quiet like oil painting, moving like film, be widely used in station, harbour, airport, market, hospital, hotel, bank, securities market, construction market, auction room, Industrial Management and other public place.Yet present LED display can't be realized roll display.
Summary of the invention
The purpose of the utility model provides a kind of 8 * 8LED rolling dot matrix display screen, solved exist in the existing LED display technology can't roll display problem.
The technical scheme that the utility model adopted is that a kind of 8 * 8LED rolling dot matrix display screen comprises the load module, control module, code translator and the dot matrix display module that connect successively.
The characteristics of the utility model also are,
Control module adopts the AT89C51 single-chip microcomputer.
Code translator adopts the 74LS245 chip.
The dot matrix display module adopts 8 * 8DM88051 dot matrix screen.
The beneficial effect of the utility model is, adopts the dot matrix display module, can realize imitative elevator numeral roll display, when destination number during greater than current number of floor levels, and the demonstration that will scroll up of dot matrix display module, on the contrary the dot matrix display module is with downward roll display.
Description of drawings
Fig. 1 is the structural representation of the utility model 8 * 8LED rolling dot matrix display screen.
Among the figure, 1. load module, 2. control module, 3. code translator, 4. dot matrix display module.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
A kind of 8 * 8LED rolling dot matrix display screen of the utility model, as shown in Figure 1, comprise the load module 1, control module 2, code translator 3 and the dot matrix display module 4 that connect successively.
Wherein code translator 3 adopts the 74LS245 chip.
Wherein dot matrix display module 4 adopts 8 * 8DM88051 dot matrix screen.
The principle of work of the utility model 8 * 8LED rolling dot matrix display screen is when needs carry out the demonstration of image or literal, to send signal through load module 1; The imitative destination that will go through 2 pairs of Signal Processing of control module, compares destination number and current number of floor levels; After deciphering by code translator 3; Control dot matrix display module 4 shows, when destination number during greater than current number of floor levels, and dot matrix display module 4 demonstration that will scroll up; When destination number during less than current number of floor levels, dot matrix display module 4 is with downward roll display.
Claims (4)
1. 8 * 8LED rolling dot matrix display screen is characterized in that, comprises the load module (1), control module (2), code translator (3) and the dot matrix display module (4) that connect successively.
2. 8 * 8LED rolling dot matrix display screen according to claim 1 is characterized in that, said control module (2) adopts the AT89C51 single-chip microcomputer.
3. 8 * 8LED rolling dot matrix display screen according to claim 1 is characterized in that, said code translator (3) adopts the 74LS245 chip.
4. 8 * 8LED rolling dot matrix display screen according to claim 1 is characterized in that, said dot matrix display module (4) adopts 8 * 8DM88051 dot matrix screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202664795U CN202189533U (en) | 2011-07-26 | 2011-07-26 | 8*8 LED rolling point array display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202664795U CN202189533U (en) | 2011-07-26 | 2011-07-26 | 8*8 LED rolling point array display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189533U true CN202189533U (en) | 2012-04-11 |
Family
ID=45920969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202664795U Expired - Fee Related CN202189533U (en) | 2011-07-26 | 2011-07-26 | 8*8 LED rolling point array display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189533U (en) |
-
2011
- 2011-07-26 CN CN2011202664795U patent/CN202189533U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20120726 |