CN216930002U - Counter and counting chip - Google Patents
Counter and counting chip Download PDFInfo
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- CN216930002U CN216930002U CN202220237057.3U CN202220237057U CN216930002U CN 216930002 U CN216930002 U CN 216930002U CN 202220237057 U CN202220237057 U CN 202220237057U CN 216930002 U CN216930002 U CN 216930002U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model provides a counter and a counting chip, comprising: the counting module is used for receiving the input pulse signals and the reset signals and counting the number of pulses of the input pulse signals; the display control module generates a control signal based on the counting result of the counting module; the level conversion module is used for carrying out level conversion on the control signal so as to generate an LCD driving signal; the first battery is connected with the counting module and supplies power to the counting module; the second battery is connected with the first battery in series and then supplies power for the LED lamp. The counting device realizes counting and displays the counting result at the same time, thereby being convenient for visually acquiring the counting result; the power consumption can be greatly reduced, and energy can be saved; two batteries are integrated, so that power can be supplied to the counting module, and the LED lamp can be powered to realize backlight display.
Description
Technical Field
The present invention relates to the field of integrated circuit design, and in particular, to a counter and a counter chip.
Background
Counting is the simplest basic operation, and a counter is a logic circuit for realizing the operation, and the counter mainly counts the number of pulses in a digital system so as to realize the functions of measurement, counting and control. However, the function of the current counter is relatively single, and therefore, how to enrich the function of the counter and facilitate the use thereof has become one of the problems to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the prior art, an object of the present invention is to provide a counter and a counting chip, which are used to solve the problems of the prior art, such as single function and inconvenience in use of the counter.
To achieve the above and other related objects, the present invention provides a counter, comprising at least:
the device comprises a counting module, a display control module, a level conversion module, a first battery and a second battery;
the counting module receives an input pulse signal and a reset signal and counts the number of pulses of the input pulse signal;
the display control module is connected with the output end of the counting module and generates a control signal based on the counting result of the counting module;
the level conversion module is connected to the output end of the display control module and is used for carrying out level conversion on the control signal so as to generate an LCD driving signal;
the first battery is connected with the counting module and supplies power to the counting module;
the second battery is connected with the first battery in series, and the first battery is connected with the second battery in series and then supplies power to the LED lamp.
Optionally, the first battery and the second battery are 1.5V.
More optionally, the counter further includes a sleep timing module, and the sleep timing module is connected to the counting module and the display control module, and controls the counting module and the display control module to enter a sleep state.
Optionally, the counter further includes a delay module and an alternative module, where the delay module receives a second input pulse signal and delays the second input pulse signal; the input end of the alternative module is connected with the output end of the delay module, receives a first input pulse signal, and selects the first input pulse signal or a delayed second input pulse to output to the counting module; the delay module is also connected with the input end of the dormancy timing module.
Optionally, the counter further includes a timing module, the timing module receives a key control signal, and the key control signal outputs an LED driving signal of a set time when the key control signal is valid; the timing module is also connected with the input end of the dormancy timing module.
Optionally, the counter further includes a voltage doubling module, and the voltage doubling module supplies power to the level conversion module.
More optionally, the voltage doubling module is a charge pump.
More optionally, the counter further includes a frequency dividing module, and the frequency dividing module is connected to an input end of the sleep timing module and provides a clock signal for the sleep timing module.
More optionally, the counter further includes an oscillation module, the oscillation module generates an oscillation signal, and an output terminal of the oscillation module is connected to the input terminals of the voltage doubling module and the frequency dividing module.
More optionally, the oscillation module is an RC oscillator structure.
Optionally, the counter further includes an input anti-jitter module, where the input anti-jitter module receives an input signal and/or a control signal of the counter, and performs anti-jitter processing on the received signal.
To achieve the above and other related objects, the present invention provides a counting chip, comprising: the counter described above.
As described above, the counter and the counting chip of the present invention have the following advantages:
1. the counter and the counting chip of the utility model can realize counting and display the counting result at the same time, thereby being convenient for visually obtaining the counting result; and the system also has a low-power consumption control function, so that the power consumption can be greatly reduced, and the energy can be saved.
2. The counter and the counting chip of the utility model integrate two batteries, which can supply power to the counting module and also can supply power to the LED lamp to realize backlight display.
Drawings
FIG. 1 is a schematic diagram of the counter of the present invention.
FIG. 2 is a schematic diagram of an LCD display device of the counter of the present invention.
Fig. 3 shows a schematic diagram of the working principle of the counter of the present invention.
Description of the element reference numerals
1 counter
10 counting module
11 display control module
12 level conversion module
13 dormancy timing module
14 time delay module
15 alternative module
16 timing module
17 voltage doubling module
18 frequency division module
19 oscillating module
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Please refer to fig. 1 to 3. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
As shown in fig. 1, the present invention provides a counter 1, where the counter 1 includes:
the battery pack comprises a counting module 10, a display control module 11, a level conversion module 12, a first battery bat1 and a second battery bat 2.
As shown in fig. 1, the counting module 10 receives an input pulse signal and a reset signal REST, and counts the number of pulses of the input pulse signal.
Specifically, the counting module 10 counts the number of pulses based on the input pulse signal, and resets and clears after receiving the reset signal REST signal.
Specifically, as an implementation manner of the present invention, the input pulse signal includes a first input pulse signal TG1 and a second input pulse signal TG2, and the counter 1 further includes a delay module 14 and an alternative module 15. The delay module 14 receives a second input pulse signal TG2, and delays the second input pulse signal TG 2; the input end of the alternative module 15 is connected to the output end of the delay module 14, and receives the first input pulse signal TG1, and selects the first input pulse signal TG1 or the delayed second input pulse signal TG2 to output to the counting module 10. As an example, the first input pulse signal TG1 and the second input pulse signal TG2 are active high. If the high level of the second input pulse signal TG2 lasts for a preset time, the counting module 10 counts and clears; as an example, the preset time is set to 3 seconds, and may be set as needed in actual use.
As shown in fig. 1, the display control module 11 is connected to an output end of the counting module 10, and generates a control signal based on a counting result of the counting module 10.
Specifically, the display control module 11 converts the counting result into a control signal of the LCD, and any module capable of implementing the above functions is suitable for the present invention, which is not described herein again.
As shown in fig. 1, the level shift module 12 is connected to an output end of the display control module 11, and performs level shift on the control signal to generate an LCD driving signal.
Specifically, the level shift module 12 amplifies the amplitude of the control signal to drive the LCD to light up. Any circuit module capable of converting the control signal into the LCD driving signal is suitable for the present invention, and is not repeated herein.
As shown in fig. 1, the first battery bat1 is connected to the counting module 10 to supply power to the counting module 10. The second battery bat2 is connected in series with the first battery bat1, and the first battery bat1 is connected in series with the second battery bat2 to supply power for the LED lamp.
Specifically, as an example, the first battery bat1 and the second battery bat2 are 1.5V. In actual use, the voltages of the first battery bat1 and the second battery bat2 may be set as needed. The first battery bat1 and the second battery bat2 are connected in series to provide 3V voltage to supply power for an external LED lamp, and the LED lamp is used for backlight display.
As shown in fig. 1, as an implementation manner of the present invention, the counter 1 further includes a timing module 16, and the timing module 16 receives a key control signal LKEY, and outputs an LED driving signal for a set time when the key control signal LKEY is valid, wherein the set time is, for example, 3 seconds, and can be set as needed in actual use. As an implementation manner of the present invention, an output end of the timing module 16 is connected to an LED lamp via an output buffer, and when the key control signal LKEY is valid, the LED lamp is turned on for 3 seconds.
As shown in fig. 1, as an implementation manner of the present invention, the counter 1 further includes a voltage doubling module 17, and the voltage doubling module 17 supplies power to the level conversion module 12 to drive an LCD. As an example, the voltage doubling module 17 is a charge pump.
As shown in fig. 1, as an implementation manner of the present invention, the counter 1 further includes a frequency dividing module 18, where the frequency dividing module 18 is connected to an input end of the sleep timing module 13, and provides a clock signal for the sleep timing module 13.
As shown in fig. 1, as another implementation manner of the present invention, the counter 1 further includes an oscillation module 19, where the oscillation module 19 generates an oscillation signal based on signals OXI and OXO, and an output terminal is connected to the input terminals of the voltage doubling module 17 and the frequency dividing module 18, and provides a control signal for the voltage doubling module 17 and an original frequency signal for the frequency dividing module 18. As an example, the oscillating module 19 is an RC oscillator structure.
As shown in fig. 1, the sleep timing module 13 is connected to the counting module 10 and the display control module 11, and controls the counting module 10 and the display control module 11 to enter a sleep state.
Specifically, the sleep timing module 13 monitors the working state of the counter 1, and controls the counting module 10 and the display control module 11 to enter a sleep state when there is no counting operation, reset operation, or zero clearing operation, so as to reduce power consumption.
As an example, the sleep timing module 13 is connected to the output ends of the delay module 14, the alternative module 15, and the timing module 16 to monitor the operating state of the counter 1. In actual use, corresponding modules can be connected as required to acquire working state information.
As shown in fig. 1, as an implementation manner of the present invention, the counter 1 further includes an input anti-jitter module, where the input anti-jitter module receives an input signal and/or a control signal of the counter 1, and performs anti-jitter processing on the received signal. It should be noted that the input signal includes, but is not limited to, an input pulse signal, and the control signal includes, but is not limited to, a reset signal, and a key control signal. As an example, the input anti-shake module receives an external first input pulse signal TG1, a second input pulse signal TG2, a reset signal REST and a key control signal LKEY, and obtains corresponding signals TG1I, TG2I, RESTI and LKEYI after anti-shake processing.
As shown in fig. 2, as an implementation manner of the present invention, the counter 1 further includes an LCD display device connected to an output end of the level conversion module 12 for displaying a counting result. As an example, the LCD display device can realize 5-bit counting display, and the number of counting bits can be set as required in practical use, which is not limited to this embodiment.
It should be noted that the counter 1 may be integrated in a chip as a counting chip, which is not described herein again.
As shown in fig. 3, the working principle of the counter 1 is as follows:
after power-on, pressing the RESET key LCD to fully display for a first set time, and then returning to zero, wherein the first set time is set to 0.5 second as an example, and specific values can be set according to requirements; i.e., the appearance of "88888" changes to the appearance of "0" after 5 seconds.
Pressing TG1 or TG2 to start counting, and the LCD displays the pressing count value according to the pressing times until the counting is finished; the maximum count value in this embodiment is 99999.
In the counting state, if no trigger is generated within the second set time, the sleep mode is entered, the counting value keeps the current counting result, and the LCD does not display the current counting result; wherein, the trigger includes but is not limited to counting, resetting and other operations; as an example, the second set time is set to 2 to 3 minutes, and specific values may be set as needed.
Further, pressing the LKEY key turns on the LED for about 3 seconds.
In summary, the present invention provides a counter and a counting chip, including: the device comprises a counting module, a display control module, a level conversion module, a first battery and a second battery; the counting module receives an input pulse signal and a reset signal and counts the number of pulses of the input pulse signal; the display control module is connected with the output end of the counting module and generates a control signal based on the counting result of the counting module; the level conversion module is connected to the output end of the display control module and is used for carrying out level conversion on the control signal so as to generate an LCD driving signal; the first battery is connected with the counting module and supplies power to the counting module; the second battery is connected with the first battery in series, and the first battery is connected with the second battery in series and then supplies power to the LED lamp. The counter realizes counting and displays the counting result at the same time, thereby being convenient for visually acquiring the counting result; the power consumption can be greatly reduced, and energy can be saved; two batteries are integrated, so that power can be supplied to the counting module, and the LED lamp can be powered to realize backlight display. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (12)
1. A counter, characterized by: the counter includes at least:
the device comprises a counting module, a display control module, a level conversion module, a first battery and a second battery;
the counting module receives an input pulse signal and a reset signal and counts the number of pulses of the input pulse signal;
the display control module is connected with the output end of the counting module and generates a control signal based on the counting result of the counting module;
the level conversion module is connected to the output end of the display control module and is used for carrying out level conversion on the control signal so as to generate an LCD driving signal;
the first battery is connected with the counting module and supplies power to the counting module;
the second battery is connected with the first battery in series, and the first battery is connected with the second battery in series and then supplies power to the LED lamp.
2. The counter of claim 1, wherein: the first battery and the second battery are 1.5V.
3. The counter according to claim 1 or 2, wherein: the counter also comprises a dormancy timing module, and the dormancy timing module is connected with the counting module and the display control module and controls the counting module and the display control module to enter a dormant state.
4. The counter of claim 3, wherein: the counter also comprises a delay module and an alternative module, wherein the delay module receives a second input pulse signal and delays the second input pulse signal; the input end of the alternative module is connected with the output end of the delay module, receives a first input pulse signal, and selects the first input pulse signal or a delayed second input pulse signal to output to the counting module; the delay module is also connected with the input end of the dormancy timing module.
5. The counter of claim 3, wherein: the counter also comprises a timing module, the timing module receives a key control signal, and the key control signal outputs an LED driving signal with set time when effective; the timing module is also connected with the input end of the dormancy timing module.
6. The counter of claim 3, wherein: the counter further comprises a voltage doubling module, and the voltage doubling module supplies power to the level conversion module.
7. The counter of claim 6, wherein: the voltage doubling module is a charge pump.
8. The counter of claim 6, wherein: the counter further comprises a frequency division module, wherein the frequency division module is connected to the input end of the sleep timing module and provides a clock signal for the sleep timing module.
9. The counter of claim 8, wherein: the counter also comprises an oscillation module, the oscillation module generates oscillation signals, and the output end of the oscillation module is connected with the input ends of the voltage doubling module and the frequency dividing module.
10. The counter of claim 9, wherein: the oscillation module is of an RC oscillator structure.
11. The counter of claim 1, wherein: the counter also comprises an input anti-shake module, wherein the input anti-shake module receives the input signal and/or the control signal of the counter and carries out anti-shake processing on the received signal.
12. A counting chip, characterized in that the counting chip at least comprises: a counter as claimed in any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220237057.3U CN216930002U (en) | 2022-01-28 | 2022-01-28 | Counter and counting chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220237057.3U CN216930002U (en) | 2022-01-28 | 2022-01-28 | Counter and counting chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216930002U true CN216930002U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220237057.3U Active CN216930002U (en) | 2022-01-28 | 2022-01-28 | Counter and counting chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216930002U (en) |
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- 2022-01-28 CN CN202220237057.3U patent/CN216930002U/en active Active
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