CN204631786U - A kind of novel computer luminous keyboard device - Google Patents
A kind of novel computer luminous keyboard device Download PDFInfo
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- CN204631786U CN204631786U CN201520318707.7U CN201520318707U CN204631786U CN 204631786 U CN204631786 U CN 204631786U CN 201520318707 U CN201520318707 U CN 201520318707U CN 204631786 U CN204631786 U CN 204631786U
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Abstract
The utility model discloses a kind of novel computer luminous keyboard device, the utility model provides computing machine luminous keyboard apparatus design.Whole device is made up of two parts, is luminous keyboard control circuit and flasher circuit respectively; Luminous keyboard control circuit is mainly used in the control of signal, and input signal can form eight kinds of different signal combination, can produce two kinds of different level and export, thus drive flasher circuit work.Flasher circuit is arranged by white light-emitting diode and seven color LED rows are formed in parallel, and the flashing that can replace, looks bright and colourful night, to a kind of aesthetic feeling of keyboard.
Description
Technical field
The utility model relates to computer equipment field, particularly relates to a kind of novel computer luminous keyboard device.
Background technology
Now commercially computer keyboard is multifarious, varied.And the personnalité keyboard of a kind of tool is fewer, especially when night, practical keyboard was unwilling out again daylight lamp, if have a kind of can luminous keyboard can the product of clear keyboard seen of luminous and let us, our convenience not only, and the white of the alternately flicker produced and seven-color LED light let us happy.Like this with computer work or amusement, bright and colourful radiance add very large enjoyment, and such device can be subject to the welcome in market.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of novel computer luminous keyboard device, after circuit working, according to the unlike signal of input end, just can there is the effect that white light-emitting diode and seven color light emitting diodes alternately glimmer in keyboard surrounding, especially at night practical, the noctilucence that diode sends is bright and glittering especially, adds the beautiful property of keyboard result of use.
For reaching above-mentioned purpose, a kind of novel computer luminous keyboard of the utility model device, described key board unit comprise inner data selector and be connected with described data selector be positioned at the control circuit and flasher circuit that white light-emitting diode on described device outer panels face and seven color light emitting diodes form.
Wherein said data selector is 74LS151N data selector.
Wherein said device comprises control circuit and specifically connects and be: 9,10,11 pin of described 74LS151N data selector are respectively A, B, C signal input part; The Enable Pin that 7 pin (G end) are signal, Low level effective.4 pin are input data signal D0, and 3 pin are input data signal D1, and 2 pin are input data signal D2,1 pin is input data signal D3, and 15 pin are input data signal D4, and 14 pin are input data signal D5,13 pin are input data signal D6, and 12 pin are input data signal D7.5 pin are forward signal output terminal, and 6 pin are negative-going signal output terminal, and the signal of 5 pin and 6 pin presents opposite levels and occurs, and the output of 5 pin and 6 pin connects load; 8 pin meet the power supply VCC of 5V, 16 pin ground connection GND.The power supply VCC of 5V is connected with the left end of switch S 1, switch S 2, switch S 3.Computer key disk control circuit mainly provides external circuit and exports low and high level and carry out control operation.
Flasher circuit figure specifically connects: the output signal from 5 pin meets white light-emitting diode row D11 ~ D1n, and the output signal from 6 pin meets seven color LED row D21 ~ D2n.White light-emitting diode D11 ~ D1n and seven color light emitting diode D21 ~ D2n is in parallel, ground connection GND together after parallel connection.The output level of 5 pin and 6 pin always height occurs, thus two discharge optical diodes of parallel connection always to have a row bright.
The utility model computing machine luminous keyboard device difference from prior art is that the utility model achieves following technique effect: after the utility model circuit working, according to the unlike signal of input end, just can there is the effect that white light-emitting diode and seven color light emitting diodes alternately glimmer in keyboard surrounding, especially at night practical, the noctilucence that diode sends is bright and glittering especially, adds the beautiful property of keyboard result of use.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the utility model luminous keyboard control circuit;
Fig. 2 is the utility model flasher circuit figure;
Fig. 3 is the apparatus structure schematic diagram of the utility model computing machine luminous keyboard device.
Description of reference numerals: 1 ~ 6: white light-emitting diode; 7 ~ 12: seven color light emitting diodes; 13:U1 (74LS151N): data selector; U1 (74LS151N): data selector; S1: switch; S2: switch; S3: switch; The power supply of VCC:+5V; D11 ~ D1n: white light-emitting diode; D21 ~ D2n: seven color light emitting diodes; GND: ground end.
Embodiment
Below in conjunction with drawings and Examples, to above-mentioned being described in more detail with other technical characteristic and advantage of the utility model.
As shown in Figures 1 to 3, a kind of novel computer luminous keyboard of the utility model device, described key board unit comprise inner data selector 13 and be connected with data selector 13 be positioned at the control circuit and flasher circuit that white light-emitting diode 1 ~ 6 on described device outer panels face and seven color light emitting diodes 7 ~ 12 form.
Wherein said data selector is 74LS151N data selector U1.
Wherein said device comprises control circuit and specifically connects and be: 9,10,11 pin of 74LS151N data selector U1 are respectively A, B, C signal input part; The Enable Pin that 7 pin (G end) are signal, Low level effective.4 pin are input data signal D0, and 3 pin are input data signal D1, and 2 pin are input data signal D2,1 pin is input data signal D3, and 15 pin are input data signal D4, and 14 pin are input data signal D5,13 pin are input data signal D6, and 12 pin are input data signal D7.5 pin are forward signal output terminal, and 6 pin are negative-going signal output terminal, and the signal of 5 pin and 6 pin presents opposite levels and occurs, and the output of 5 pin and 6 pin connects load; 8 pin meet the power supply VCC of 5V, 16 pin ground connection GND.The power supply VCC of 5V is connected with the left end of switch S 1, switch S 2, switch S 3.Computer key disk control circuit mainly provides external circuit and exports low and high level and carry out control operation.
Flasher circuit figure specifically connects: the output signal from 5 pin meets white light-emitting diode row D11 ~ D1n, and the output signal from 6 pin meets seven color LED row D21 ~ D2n.White light-emitting diode D11 ~ D1n and seven color light emitting diode D21 ~ D2n is in parallel, ground connection GND together after parallel connection.The output level of 5 pin and 6 pin always height occurs, thus two discharge optical diodes of parallel connection always to have a row bright.
Embodiment 1
Switch S 1 left side is beaten, and switch S 2 left side is beaten, and switch S 3 left side is beaten, the 5 pin output low levels of (namely A is high level, and B is high level, and C is high level) this situation code translator U1,6 pin export high level, and seven color LED row D21 ~ D2n are luminous, and white light-emitting diode D11 ~ D1n does not work.
Switch S 1 left side is beaten, and switch S 2 left side is beaten, and switch S 3 right side is beaten, 5 pin of (namely A is high level, and B is high level, and C is low level) this situation code translator U1 export high level, 6 pin output low levels, seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 left side is beaten, and switch S 2 right side is beaten, and switch S 3 left side is beaten, 5 pin of (namely A is high level, and B is low level, and C is high level) this situation code translator U1 export high level, 6 pin output low levels, seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 left side is beaten, and switch S 2 right side is beaten, and switch S 3 right side is beaten, 5 pin of (namely A is high level, and B is low level, and C is low level) this situation code translator U1 export high level, 6 pin output low levels, seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 right side is beaten, and switch S 2 left side is beaten, and switch S 3 left side is beaten, 5 pin of (namely A is low level, and B is high level, and C is high level) this situation code translator U1 export high level, 6 pin output low levels, seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 right side is beaten, and switch S 2 left side is beaten, and switch S 3 right side is beaten, 5 pin of (namely A is low level, and B is high level, and C is low level) this situation code translator U1 export high level, 6 pin export high level, and seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 right side is beaten, and switch S 2 right side is beaten, and switch S 3 left side is beaten, the 5 pin output low levels of (namely A is low level, and B is low level, and C is high level) this situation code translator U1,6 pin output low levels, seven color LED row D21 ~ D2n do not work, and white light-emitting diode D11 ~ D1n is bright.
Switch S 1 right side is beaten, and switch S 2 right side is beaten, and switch S 3 right side is beaten, the 5 pin output low levels of (namely A is low level, and B is low level, and C is low level) this situation code translator U1,6 pin export high level, and seven color LED row D21 ~ D2n are bright, and white light-emitting diode D11 ~ D1n does not work.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (2)
1. a novel computer luminous keyboard device, is characterized in that: described key board unit comprise inner data selector and be connected with described data selector be positioned at the control circuit and flasher circuit that white light-emitting diode on described device outer panels face and seven color light emitting diodes form; Wherein said data selector is 74LS151N data selector.
2. a kind of novel computer luminous keyboard device according to claim 1, is characterized in that described device comprises control circuit and specifically connects and be: 9,10,11 pin of described 74LS151N data selector are respectively (A, B, C) signal input part; 7 pin are the Enable Pin of signal, Low level effective; 4 pin are input data signal (D0), 3 pin are input data signal (D1), 2 pin are input data signal (D2), 1 pin is input data signal (D3), 15 pin are input data signal (D4), 14 pin are input data signal (D5), and 13 pin are input data signal (D6), and 12 pin are input data signal (D7); 5 pin are forward signal output terminal, and 6 pin are negative-going signal output terminal, and the signal of 5 pin and 6 pin presents opposite levels and occurs, and the output of 5 pin and 6 pin connects load; 8 pin connect the power supply (VCC) of 5V, 16 pin ground connection (GND); The power supply (VCC) of 5V is with switch (S1), switch (S2), (left end of S3(is connected switch; Described flasher circuit specifically connects: the output signal from 5 pin connects white light-emitting diode row (D11 ~ D1n), and the output signal from 6 pin connects seven color LED rows (D21 ~ D2n); White light-emitting diode (D11 ~ D1n) and seven color light emitting diodes (D21 ~ D2n) are in parallel, ground connection (GND) together after parallel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520318707.7U CN204631786U (en) | 2015-05-18 | 2015-05-18 | A kind of novel computer luminous keyboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520318707.7U CN204631786U (en) | 2015-05-18 | 2015-05-18 | A kind of novel computer luminous keyboard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204631786U true CN204631786U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520318707.7U Expired - Fee Related CN204631786U (en) | 2015-05-18 | 2015-05-18 | A kind of novel computer luminous keyboard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204631786U (en) |
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2015
- 2015-05-18 CN CN201520318707.7U patent/CN204631786U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20180518 |