CN203250009U - Wireless mouse electric quantity display device - Google Patents
Wireless mouse electric quantity display device Download PDFInfo
- Publication number
- CN203250009U CN203250009U CN 201320161533 CN201320161533U CN203250009U CN 203250009 U CN203250009 U CN 203250009U CN 201320161533 CN201320161533 CN 201320161533 CN 201320161533 U CN201320161533 U CN 201320161533U CN 203250009 U CN203250009 U CN 203250009U
- Authority
- CN
- China
- Prior art keywords
- electric quantity
- wireless mouse
- display device
- chip microcomputer
- quantity 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
Links
Abstract
The utility model discloses a wireless mouse electric quantity display device comprising a DC power, and a voltage sampling circuit connected with the DC power; the voltage sampling circuit is connected with an input terminal of a one-chip microcomputer; and the one-chip microcomputer is respectively connected with a data memory and a LCD display. The wireless mouse electric quantity display device is simple in hardware structure design, can employ figure characters to display electric quantity conditions in real time on the display, and is very convenient for a user to control the electric quantity.
Description
Technical field
The utility model belongs to the computer fittings technical field, is specifically related to a kind of wireless mouse electric quantity display device.
Background technology
Now, wireless mouse uses quite extensive, but wireless mouse all is that employing is battery powered, and wireless mouse does not have electric weight to show, tends to not have film to ring operation, the inconvenience that causes the user to use quickly.
The utility model content
The utility model purpose: the purpose of this utility model is in order to solve the deficiencies in the prior art, a kind of wireless mouse electric quantity display device simple in structure to be provided.
Technical scheme: a kind of wireless mouse electric quantity display device described in the utility model, comprise direct supply, with the voltage sample circuit that described direct supply is connected, described voltage sample circuit is connected with the input end of single-chip microcomputer, and described single-chip microcomputer also is connected with respectively data-carrier store and LCD display.
Described single-chip microcomputer also is connected with warning circuit.
Show magnitude of voltage on the described LCD display and show electric weight by the ladder graphics mode, and demonstration remains service time.
Beneficial effect: the utility model Design of Hardware Architecture is simple, and can use pictograph to show in real time the electric weight situation on display screen, greatly facilitates the user to the control of electric weight.
Description of drawings
Fig. 1 is the utility model circuit structure block diagram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
A kind of wireless mouse electric quantity display device as shown in Figure 1, comprise direct supply, the voltage sample circuit that is connected with direct supply, described voltage sample circuit is connected with the input end of single-chip microcomputer, single-chip microcomputer also is connected with respectively data-carrier store and LCD display, single-chip microcomputer also is connected with warning circuit, show magnitude of voltage on the LCD display and show electric weight by the ladder graphics mode, and demonstration remains service time.
Claims (2)
1. wireless mouse electric quantity display device, it is characterized in that: comprise direct supply, with the voltage sample circuit that described direct supply is connected, described voltage sample circuit is connected with the input end of single-chip microcomputer, and described single-chip microcomputer also is connected with respectively data-carrier store and LCD display.
2. wireless mouse electric quantity display device according to claim 1, it is characterized in that: described single-chip microcomputer also is connected with warning circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161533 CN203250009U (en) | 2013-04-03 | 2013-04-03 | Wireless mouse electric quantity display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161533 CN203250009U (en) | 2013-04-03 | 2013-04-03 | Wireless mouse electric quantity display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203250009U true CN203250009U (en) | 2013-10-23 |
Family
ID=49376442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320161533 Expired - Fee Related CN203250009U (en) | 2013-04-03 | 2013-04-03 | Wireless mouse electric quantity display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203250009U (en) |
-
2013
- 2013-04-03 CN CN 201320161533 patent/CN203250009U/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: 20131023 Termination date: 20140403 |