CN113190493A - Voice calculator with touch key function - Google Patents
Voice calculator with touch key function Download PDFInfo
- Publication number
- CN113190493A CN113190493A CN202110500801.4A CN202110500801A CN113190493A CN 113190493 A CN113190493 A CN 113190493A CN 202110500801 A CN202110500801 A CN 202110500801A CN 113190493 A CN113190493 A CN 113190493A
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- China
- Prior art keywords
- key
- touch
- voice
- calculator
- module
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
- G06F15/0216—Constructional details or arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
Abstract
The invention provides a voice calculator with a touch key function, which comprises a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch key and a voice broadcasting module, wherein the capacitive touch key is arranged on the main control chip; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions, the key pressing problem can be solved, the keys are sensitive, the touch feeling is friendly, the keys of the calculator have a certain waterproof effect, and therefore the overall performance of the calculator is improved.
Description
[ technical field ]
The invention relates to the technical field of intelligent voice calculator products, in particular to a voice calculator with a touch key function.
[ background art ]
Today, the use of traditional calculators is still needed in some places of life, especially in teaching situations and in light-weight computing situations. However, the keys of such calculators have the following problems:
(1) sometimes, the touch of the key is not sensitive, so that great force is generated. After long-term use, not only can the finger joint be tired, but also the key is easy to knock down to cause failure.
(2) If water is not carefully sprinkled on the keys, water is likely to penetrate into the calculator due to the gaps of the keys, so that hardware is short-circuited and damaged, and the maintenance is impossible.
Therefore, the touch type voice broadcasting calculator can solve the key problems, enables the keys to be more sensitive and touch to be more friendly, enables the calculator keys to have a certain waterproof effect, and accordingly improves the overall performance of the calculator.
[ summary of the invention ]
In order to overcome the problems in the prior art, the invention provides a voice calculator with touch key function
The invention provides a voice calculator with a touch key function, which comprises a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch key and a voice broadcasting module, wherein the LCD module is used for displaying a touch signal; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions.
Preferably, the touch keyboard module is a 4X4 format keyboard module.
Preferably, the voice broadcast module comprises a QJ004 chip; all voice instruction sets required by voice broadcasting are formed into a file through voice instruction extraction software, the file is transmitted to the memory of the QJ004 chip through a USB interface, and each touch key reads the corresponding voice instruction through program logic when being touched.
Preferably, the LCD liquid crystal display module is a DS18B20 display module; the display area is 32 bytes in 2 rows, and displays input numbers, mathematical symbols and calculation results.
Preferably, the main control chip is a stm32F103XX chip.
Preferably, an LED lamp is arranged in each key of the touch keyboard module, and when each key is touched, the lamp in the key is turned on for 1 second and then turned off to prompt whether the touch key responds.
Compared with the prior art, the voice calculator with the touch key function is simultaneously provided with a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch key and a voice broadcasting module; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions, so that the problem of more keys can be solved, the keys are more sensitive, the touch feeling is more friendly, the keys of the calculator have a certain waterproof effect, and the overall performance of the calculator is improved.
[ description of the drawings ]
FIG. 1 is a schematic control flow diagram of a speech calculator with touch key function according to the present invention.
FIG. 2 is a schematic diagram of a touch control circuit of a voice calculator with touch key function according to the present invention.
FIG. 3 is a schematic diagram of a touch key of a voice calculator with touch key function according to the present invention.
[ detailed description of the invention ]
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments.
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1 to 3, a voice calculator 1 with a touch key function according to the present invention includes a main control chip, an LCD display module communicatively connected to the main control chip, a capacitive touch key, and a voice broadcast module; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions.
The method comprises the steps that a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch key and a voice broadcast module are arranged at the same time; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions, so that the problem of more keys can be solved, the keys are more sensitive, the touch feeling is more friendly, the keys of the calculator have a certain waterproof effect, and the overall performance of the calculator is improved.
In a preferred embodiment, the touch keyboard module is a 4X4 format keyboard module.
In a preferred embodiment, the voice broadcast module comprises a QJ004 chip; all voice instruction sets required by voice broadcasting are formed into a file through voice instruction extraction software, the file is transmitted to the memory of the QJ004 chip through a USB interface, and each touch key reads the corresponding voice instruction through program logic when being touched.
In a preferred embodiment, the LCD liquid crystal display module is a DS18B20 display module; the display area is 32 bytes in 2 rows, and displays input numbers, mathematical symbols and calculation results.
In a preferred embodiment, the main control chip is the stm32F103XX chip.
In a preferred embodiment, an LED lamp is disposed in each key of the touch keyboard module, and when a key is touched, the lamp inside the key is turned on for 1 second and then turned off to prompt whether the touch key responds.
Firstly, a main control chip: with stm32F103XX, the calculation speed of the calculator is completely met, the voice command and the touch information are fed back quickly, and the condition of key response delay cannot be sensed.
II, an LCD liquid crystal display module: with DS18B20, the display area is 32 bytes in 2 rows, displaying the input numbers, mathematical symbols, and calculation results.
Thirdly, voice broadcast module: the method comprises the steps of adopting a QJ004 chip, forming a file by all voice instruction sets required by voice broadcast through voice instruction extraction software, transmitting the file to a memory of the QJ004 chip through a USB interface, and reading corresponding voice instructions through program logic when each touch key is touched.
When a finger touches a certain key, the finger and the touch key form a capacitor which is connected in parallel with the CX capacitor. The time for charging CX single capacitor to V0 is t1, the time for charging Vt when the two capacitors are connected in parallel is t2, when t2-t1 reach a certain value, which represents that the touch response is successful, the timer of the main control circuit judges whether t2-t1 reaches a preset time difference.
The TPAD and the finger form a capacitor when touching to form a complete RC charge-discharge circuit, the PA5 reads the key value corresponding to the touch key module, responds to the correct voice command through program logic, and displays the corresponding character on the screen of the LCD.
The invention has the following beneficial effects:
(1) compared with the traditional calculator, the keys adopted by the calculator are touch keys which are totally closed, no gap exists between the keys, and the keys are equivalent to a flat plate replacing the keys one by one, so that the risk of damage to the calculator caused by water splashing on the keyboard is solved, and the product safety is improved.
(2) The touch key adopts the principle of capacitance charge and discharge, and a proper touch time critical value is set on a program through debugging, so that the purpose that the calculator can be responded only by lightly touching without exerting force can be achieved, and the service life of the calculator is prolonged.
(3) If the touch does not react, the lamp arranged in the touch key cannot be lightened, and whether a certain key is touched to react or not can be judged through the judgment, so that the interactive experience of a user during use can be enhanced, and the human error rate during calculation is reduced.
Compared with the prior art, the voice calculator 1 with the touch key function is provided with a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch key and a voice broadcasting module at the same time; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions, so that the problem of more keys can be solved, the keys are more sensitive, the touch feeling is more friendly, the keys of the calculator have a certain waterproof effect, and the overall performance of the calculator is improved.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A voice calculator with touch key function is characterized in that: the touch type touch screen comprises a main control chip, an LCD (liquid crystal display) module in communication connection with the main control chip, a capacitive touch type key and a voice broadcasting module; the LCD module receives the touched different key information and displays corresponding values and calculation results; the voice broadcasting module receives different touched key information and outputs corresponding sound information; the main control chip is used for identifying and processing the keys and reading corresponding voice instructions.
2. The speech calculator of touch key functionality of claim 1, wherein: the touch keyboard module is a 4X4 format keyboard module.
3. The speech calculator of touch key functionality of claim 1, wherein: the voice broadcasting module comprises a QJ004 chip; all voice instruction sets required by voice broadcasting are formed into a file through voice instruction extraction software, the file is transmitted to the memory of the QJ004 chip through a USB interface, and each touch key reads the corresponding voice instruction through program logic when being touched.
4. The speech calculator of touch key functionality of claim 1, wherein: the LCD module is a DS18B20 display module; the display area is 32 bytes in 2 rows, and displays input numbers, mathematical symbols and calculation results.
5. The speech calculator of touch key functionality of claim 1, wherein: the main control chip is a stm32F103XX chip.
6. The speech calculator of touch key functionality of claim 2, wherein: each key of the touch keyboard module is internally provided with an LED lamp, and when the LED lamp touches one key, the lamp inside the key can be turned off after being turned on for 1 second, so that whether the touch key responds or not is prompted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110500801.4A CN113190493A (en) | 2021-05-08 | 2021-05-08 | Voice calculator with touch key function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110500801.4A CN113190493A (en) | 2021-05-08 | 2021-05-08 | Voice calculator with touch key function |
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| Publication Number | Publication Date |
|---|---|
| CN113190493A true CN113190493A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110500801.4A Pending CN113190493A (en) | 2021-05-08 | 2021-05-08 | Voice calculator with touch key function |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4885574A (en) * | 1985-06-19 | 1989-12-05 | Texas Instruments Incorporated | Display and keyboard panel |
| CN2662359Y (en) * | 2003-12-02 | 2004-12-08 | 孙亮 | Transparent or at least semitransparent touch key inputting computer keyboard |
| CN104995840A (en) * | 2013-01-17 | 2015-10-21 | 密克罗奇普技术公司 | Physical force capacitive touch sensors |
| CN207264380U (en) * | 2017-09-01 | 2018-04-20 | 葛平平 | A kind of portable economics special calculator |
-
2021
- 2021-05-08 CN CN202110500801.4A patent/CN113190493A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4885574A (en) * | 1985-06-19 | 1989-12-05 | Texas Instruments Incorporated | Display and keyboard panel |
| CN2662359Y (en) * | 2003-12-02 | 2004-12-08 | 孙亮 | Transparent or at least semitransparent touch key inputting computer keyboard |
| CN104995840A (en) * | 2013-01-17 | 2015-10-21 | 密克罗奇普技术公司 | Physical force capacitive touch sensors |
| CN207264380U (en) * | 2017-09-01 | 2018-04-20 | 葛平平 | A kind of portable economics special calculator |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210730 |
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| RJ01 | Rejection of invention patent application after publication |