JPS643897U - - Google Patents
Info
- Publication number
- JPS643897U JPS643897U JP9304187U JP9304187U JPS643897U JP S643897 U JPS643897 U JP S643897U JP 9304187 U JP9304187 U JP 9304187U JP 9304187 U JP9304187 U JP 9304187U JP S643897 U JPS643897 U JP S643897U
- Authority
- JP
- Japan
- Prior art keywords
- light
- control
- microcomputer
- dimming
- interrupt
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Digital Computer Display Output (AREA)
Description
第１図は本考案の調光装置に用いるタイマー割
込み及び点灯時間を示す図、第２図ａ，ｂ，本考
案の調光装置に用いるメインのフローチヤート及
び割込みのフローチヤート、第３図は従来の調光
装置を示すブロツク図、第４図は第３図に示す調
光装置の昼間における通電状態を示す図、第５図
は第３図に示す調光装置の夜間における通電状態
を示す図、第６図ａ，ｂは従来の調光装置のメイ
ンのフローチヤート及び割込みフローチヤートで
ある。
１０１……ＣＰＵ、１０２……発振回路、１０
３……ドライバ、１０４……螢光表示管。
Figure 1 is a diagram showing the timer interrupt and lighting time used in the dimmer of the present invention, Figures 2 a and b are the main flowchart and interrupt flowchart used in the dimmer of the present invention, and Figure 3 is a diagram showing the timer interrupt and lighting time used in the dimmer of the present invention. A block diagram showing a conventional light control device, FIG. 4 is a diagram showing the power supply state of the light control device shown in FIG. 3 during the daytime, and FIG. 5 is a diagram showing the power supply state of the light control device shown in FIG. 3 at night. Figures 6a and 6b are a main flowchart and an interrupt flowchart of a conventional light control device. 101... CPU, 102... Oscillation circuit, 10
3... Driver, 104... Fluorescent display tube.
Claims (1)
制御にマイクロコンピユータを用いた調光装置に
おいて、 マイクロコンピユータの割込み制御用の割込み
タイミング毎に微小時間の点灯電流を流すように
したことを特徴とする調光装置。[Scope of Claim for Utility Model Registration] In a dimming device that uses a microcomputer to control the dimming of a light-emitting body such as a fluorescent display tube or a light emitting diode, a lighting current for a minute time is generated at each interrupt timing for interrupt control of the microcomputer. A light control device characterized in that the light is caused to flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9304187U JPS643897U (en) | 1987-06-17 | 1987-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9304187U JPS643897U (en) | 1987-06-17 | 1987-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643897U true JPS643897U (en) | 1989-01-11 |
Family
ID=31317491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9304187U Pending JPS643897U (en) | 1987-06-17 | 1987-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643897U (en) |
-
1987
- 1987-06-17 JP JP9304187U patent/JPS643897U/ja active Pending