CN216909126U - Basketball timing and scoring device - Google Patents
Basketball timing and scoring device Download PDFInfo
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- CN216909126U CN216909126U CN202220372284.7U CN202220372284U CN216909126U CN 216909126 U CN216909126 U CN 216909126U CN 202220372284 U CN202220372284 U CN 202220372284U CN 216909126 U CN216909126 U CN 216909126U
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Abstract
The present disclosure relates to a basketball timing and scoring device, comprising: a controller; the output end of the time setting keyboard is in signal connection with the input end of the controller; a timing display; the output end of the timer is in signal connection with the input end of the controller; the input end of the decoder is in signal connection with the output end of the controller, and the output end of the decoder is in signal connection with the timing display; the output end of the score adjusting keyboard is in signal connection with the input end of the controller; a differential display; and the input end of the converter is in signal connection with the output end of the controller, and the output end of the converter is in signal connection with the proportional display and is used for converting the proportional signal output by the controller to the proportional display for display. The timing and scoring function of the basketball game can be realized, the basketball game timing and scoring device has the characteristics of miniaturization and modularization, is convenient to operate and accurate in timing and scoring, and is particularly suitable for the timing and scoring process of outdoor basketball games of schools.
Description
Technical Field
The disclosure relates to the technical field of sports goods, in particular to a basketball timing and scoring device.
Background
Basketball is one of the most popular sports in campus, and the number of times basketball games are played in campus is quite large. In the game of basketball, the game needs to be timed and scored. The current competition field for handling the basketball game in the campus is mainly an outdoor basketball field, the outdoor basketball field usually realizes timing and scoring by matching a timing meter with a scoreboard due to no electronic timing and scoring system, one judge holds the timing meter for timing, and the other judge turns the scoreboard in time according to scores of two teams to display the current score. Therefore, it is desirable to provide a miniaturized time counter that is particularly suitable for outdoor basketball games, as is currently the case for campus basketball games.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the present disclosure is directed to a basketball timing and scoring device. The timing and scoring function of the basketball game can be realized, the basketball game timing and scoring device has the characteristics of miniaturization and modularization, is convenient to operate and accurate in timing and scoring, and is particularly suitable for the timing and scoring process of outdoor basketball games of schools.
This basketball timing score indicator that this disclosure said includes:
a controller;
the output end of the time setting keyboard is in signal connection with the input end of the controller;
a timing display;
the output end of the timer is in signal connection with the input end of the controller and is used for inputting a timing signal to the controller;
the input end of the decoder is in signal connection with the output end of the controller, and the output end of the decoder is in signal connection with the timing display and is used for transcoding the timing signal output by the controller to the timing display for display;
the output end of the score adjusting keyboard is in signal connection with the input end of the controller;
a differential display;
and the input end of the converter is in signal connection with the output end of the controller, and the output end of the converter is in signal connection with the proportional display and is used for converting the proportional signal output by the controller to the proportional display for display.
Preferably, the controller is an AT89C51 series single chip microcomputer.
Preferably, the decoder is a CD4511 decoder.
Preferably, the converter is a CD4094 converter.
Preferably, the basketball timing counter further comprises:
and the input end of the AND gate is in signal connection with the output end of the score adjusting keyboard, and the output end of the AND gate is in signal connection with the input end of the controller.
Preferably, the and gate is a 74LS21 type four-input and gate.
Preferably, the basketball timing counter further comprises:
and the reset key is in signal connection with the controller and is used for inputting a reset signal to the controller.
Preferably, the timer comprises a clock oscillator circuit.
This openly a basketball timing score indicator, its advantage lies in:
1. the controller is adopted as the control unit, the match timing is realized by the time setting keyboard and the controller, and the match timing is displayed by the timing display, so that the match timing can be accurately carried out. The score signals are input to the controller through the score adjusting keyboard according to the real-time team scores, scores of the two teams are adjusted, the score signals are displayed on the score display after being converted through the converter by the controller, match scoring can be accurately conducted, and the real-time team score display device has the advantages of being accurate in timing and scoring and convenient to operate.
2. Each circuit structure integrated level of this disclosure is high, and the circuit is small, but integrated setting in a small-size shell, and the circuit energy consumption is low, and accessible rechargeable battery removes and lasts the power supply for this disclosure has small, light in weight, the portable advantage of using of being convenient for remove, is particularly useful for outdoor basketball match.
3. The timing and scoring module is separately arranged, the circuit structure has the characteristic of modularization, mutual crosstalk between modules can be avoided, the whole circuit is high in anti-interference capacity and accuracy, the modular structure is more convenient for subsequent troubleshooting and maintenance replacement, the program structure of each module is simple, the task is clear, and the module is easy to write, debug and modify.
Drawings
Fig. 1 is a block diagram of a basketball timing counter according to the present disclosure.
Description of reference numerals: 1-controller, 2-time setting keyboard, 3-timing display, 4-timer, 5-decoder, 6-score adjusting keyboard, 7-score display, 8-converter, 9-AND gate and 10-reset key.
Detailed Description
As shown in fig. 1, the basketball timing counter according to the present disclosure includes:
and the controller 1 is used for processing the timing signal and the scoring signal by the controller 1.
The time setting keyboard 2, the output end of the time setting keyboard 2 is connected with the input end of the controller 1 by signals, the time setting keyboard 2 usually comprises a plurality of setting keys, such as '+', '-' and 'pause' keys, etc., the keys '+' and '-' are used for timing according to the time length of the competition in the field before the competition, the 'pause' key is used for timing pause when the competition is paused, and the timer 4 can be recovered by repeatedly pressing the 'pause' key.
A timing display 3, typically an LED display screen.
And a timer 4, wherein the timer 4 is used for generating a clock signal and inputting the clock signal into the controller 1 so as to count the game duration, the ball holding time and the like.
The input end of the decoder 5 is in signal connection with the output end of the controller 1, the output end of the decoder 5 is in signal connection with the timing display 3, the controller 1 receives the timing signal of the timer 4, then carries out processing operation, converts the timing signal into a corresponding time signal, and transcodes the timing signal through the decoder 5 and drives the timing display 3 to display corresponding time information.
The score adjusting keyboard 6 is connected with an input end of the controller 1 through a signal, and is used for inputting score signals to the controller 1, the score adjusting keyboard 6 generally comprises four keys, namely 'team a + 1', 'team a-1', 'team b + 1', 'team b-1', and the like, scores of the team a and the team b are 0 in an initial state, when the 'team a + 1' key is pressed, the keys input signals to the controller 1, so that the team a scores +1, and the rest keys are used for increasing and decreasing scores of the team a and the team b respectively.
The differential display 7, the differential display 7 is typically an LED display, and in a preferred embodiment, may be located at a different position of an LED display than the timing display 3, such as the differential display 7 is located at the left and right sides of the upper portion of the display, and the timing display 3 is located at the lower portion of the LED display.
And the input end of the converter 8 is in signal connection with the output end of the controller 1, and the output end of the converter 8 is in signal connection with the proportion display 7, and is used for receiving the proportion signal output by the controller 1, converting the proportion signal and driving the proportion display 7 to display corresponding proportion information.
In a specific embodiment, the above circuit devices are usually integrated on one or several circuit boards, and are mounted in the above connection relationship for electrical connection, so as to perform signal transmission between the modules. The circuit board is arranged in a hollow square plastic shell. The timing display 3 and the score display 7 are realized by one LED display screen, the score is displayed on the upper part of the LED display screen, and the time is displayed on the lower part of the LED display screen. The keys of the time setting keyboard 2 and the score adjusting keyboard 6 are arranged at the side of the LED display screen.
The working process of the basketball timing and scoring device is as follows, timing setting is carried out according to the duration of a match before the match, and the basketball timing and scoring device specifically comprises the following steps:
when the match is ready to start, a low level is generated when the timing key is pressed; the immediate 00H is taken out, and the LE corresponding to the tone (ten bits) control terminal P2.0 outputs high level, which indicates that the decoder 5 capable of tone (ten bits) can transmit data at this time, but the output terminal of the decoder 5 will not output, because when LE is 1, the decoder 5 latches. At this time, as long as the code of the data to be displayed is sent to the input ends A to D of the decoder 5 through P1.0 of port P1, the LE is cleared after the sending is finished. At this time, the code of the data to be displayed is decoded by the decoder 5, and then is output from the output ends a-g and sent to the LED display for display. And (3) the number is automatically increased by 1 every time the time-adjusting key switch is pressed once until the time required to be set is adjusted.
The operation of the timing (bit) is the same as above.
After the time setting is completed, the timer 4 is started to start the timer counting. The timing adopts countdown, such as: the time set was 45 minutes, a four digit number of "4500" was displayed on the LED. The timer 4 is interrupted to return after counting for 60 seconds, and continues to count the next 60 seconds in a timing manner; at the same time, a four-digit number "4459" is displayed on the 4-digit LED display, which indicates that the time is 1 second, namely 44 minutes and 59 seconds. This continues until it becomes "0000" indicating the end of the race. If the referee calls pause in the game, the timekeeping can be paused only by pressing the pause key.
The operation of the scoring circuit is as follows:
in the initial state, the scores of the first team and the second team are both 0, and the score signals output by the controller 1 are converted and driven by the converter 8 and then displayed as 0:0 on the score display 7. Along with the progress of the competition, when the first team is scored, an adding and dividing signal is input to the controller 1 by pressing 'the first team + 1', the controller 1 receives the adding and dividing signal and then carries out signal processing, then the adding and dividing signal is output to the converter 8, the converter 8 drives the ratio display 7 to display the score +1 of the first team, and the scores of the first team and the second team can be adjusted by pressing other keys.
The controller 1 is adopted as a control unit, the match timing is realized by the time setting keyboard 2 matched with the controller 1, and the match timing is displayed by the timing display 3, so that the match timing can be accurately carried out. The score signals are input to the controller 1 through the score adjusting keyboard 6 according to the real-time team scores, scores of two teams are adjusted, the score signals are displayed on the score display 7 after being converted through the converter 8 by the controller 1, the match scores can be accurately played, and the timing and scoring device has the advantages of accuracy in timing and scoring and convenience in operation.
Each circuit structure integrated level of this disclosure is high, and the circuit is small, but integrated setting in a small-size shell, and the circuit energy consumption is low, and accessible rechargeable battery removes and lasts the power supply for this disclosure has small, light in weight, the portable advantage of using of being convenient for remove, is particularly useful for outdoor basketball match.
The timing and scoring module is separately arranged, the circuit structure has the characteristic of modularization, mutual crosstalk between modules can be avoided, the whole circuit is high in anti-interference capacity and accuracy, the modularization structure is more convenient for subsequent troubleshooting and maintenance and replacement, programs of all the modules are simple in structure and clear in task, and the programs are easy to compile, debug and modify.
Further, in this embodiment, the controller 1 is an AT89C51 series single chip microcomputer, and the single chip microcomputer has the advantages of low energy consumption, simple programming and stable control.
Further, in this embodiment, the decoder 5 is a CD4511 decoder, and the CD4511 decoder is a latch/7-segment decoder/driver, and is a BCD-seven-segment decoder for driving a common cathode LED (nixie tube) display. The CMOS circuit with BCD conversion, blanking and latch control, seven-segment decoding and driving functions can provide larger source current. The common-cathode LED nixie tube can be directly driven, has the advantages of stable driving and low energy consumption, and is suitable for the embodiment.
Further, in this embodiment, the converter 8 is a CD4094 converter, and the CD4094 is a serial-in/parallel-out high-speed converter with output latch and tri-state control, and has the advantages of simple use, low power consumption, strong driving capability, flexible control, and the like.
Further, in this embodiment, the basketball timing and scoring device further includes:
and the input end of the AND gate 9 is in signal connection with the output end of the score adjusting keyboard 6, and the output end of the AND gate 9 is in signal connection with the input end of the controller 1. The and gate 9 has a plurality of input terminals corresponding to the four tuning keys, and an output terminal connected to the controller 1 for inputting the tuning signals to the controller 1, and is suitable for use in the present embodiment.
Further, in this embodiment, the and gate 9 is specifically a 74LS21 type four-input and gate, and an input end of the type and gate meets requirements of four input ends, and has the advantages of low energy consumption and stable signal transmission.
Further, in this embodiment, the basketball timing and scoring device further includes:
reset button 10, reset button 10 and controller 1 signal connection for to controller 1 input reset signal, specifically, reset button 10 is connected to the reset foot of singlechip, is used for making the singlechip reset when the procedure is wrong.
Further, in this embodiment, the timer 4 includes a clock crystal circuit, and the clock crystal circuit can provide a stable clock timing signal, so that the timing is accurate and the circuit energy consumption is low.
In the description of the present disclosure, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings for the convenience of description and simplicity of description, and in the case of not being described to the contrary, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present disclosure.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present disclosure.
Claims (8)
1. A basketball timing and scoring device, comprising:
a controller;
the output end of the time setting keyboard is in signal connection with the input end of the controller;
a timing display;
the output end of the timer is in signal connection with the input end of the controller and is used for inputting a timing signal to the controller;
the input end of the decoder is in signal connection with the output end of the controller, and the output end of the decoder is in signal connection with the timing display and is used for transcoding the timing signal output by the controller to the timing display for display;
the output end of the score adjusting keyboard is in signal connection with the input end of the controller;
a proportional display;
and the input end of the converter is in signal connection with the output end of the controller, and the output end of the converter is in signal connection with the proportional display and is used for converting the proportional signal output by the controller to the proportional display for display.
2. The basketball timing and scoring device as claimed in claim 1, wherein said controller is an AT89C51 series single chip microcomputer.
3. The basketball timing scorer of claim 1, wherein said decoder is a CD4511 decoder.
4. The basketball timing counter according to claim 1, wherein said transducer is a CD4094 transducer.
5. The basketball timing counter as recited in claim 1, further comprising:
and the input end of the AND gate is in signal connection with the output end of the score adjusting keyboard, and the output end of the AND gate is in signal connection with the input end of the controller.
6. The basketball timing scorer of claim 5, wherein said AND gate is a 74LS21 type four-input AND gate.
7. The basketball timing counter as recited in claim 1, further comprising:
and the reset key is in signal connection with the controller and is used for inputting a reset signal to the controller.
8. The basketball timing and scoring device of claim 1, wherein the timer includes a clock oscillator circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372284.7U CN216909126U (en) | 2022-02-23 | 2022-02-23 | Basketball timing and scoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372284.7U CN216909126U (en) | 2022-02-23 | 2022-02-23 | Basketball timing and scoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216909126U true CN216909126U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220372284.7U Active CN216909126U (en) | 2022-02-23 | 2022-02-23 | Basketball timing and scoring device |
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| CN (1) | CN216909126U (en) |
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- 2022-02-23 CN CN202220372284.7U patent/CN216909126U/en active Active
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