CN110916518A - Control method of food processing machine - Google Patents
Control method of food processing machine Download PDFInfo
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- CN110916518A CN110916518A CN201911196508.2A CN201911196508A CN110916518A CN 110916518 A CN110916518 A CN 110916518A CN 201911196508 A CN201911196508 A CN 201911196508A CN 110916518 A CN110916518 A CN 110916518A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/32—Time-controlled igniting mechanisms or alarm devices
- A47J36/321—Time-controlled igniting mechanisms or alarm devices the electronic control being performed over a network, e.g. by means of a handheld device
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Abstract
The application discloses a control method of a food processor, the food processor comprises: the method comprises a main control chip and a real-time clock chip, wherein the real-time clock chip is used for acquiring the current time, and the method comprises the following steps: after the reservation function is started, calibrating the real-time clock chip; the master control chip and the calibrated real-time clock chip carry out integrated circuit bus IIC communication to obtain the current time; determining a start-up time of the food processor based on the current time. Through the scheme of the embodiment, the time calculation of the user when the user adopts the reservation function is avoided, the convenient operation of the user is realized, the accuracy of the reservation time is ensured, and the experience of the user is improved.
Description
Technical Field
The present disclosure relates to control technology of cooking devices, and more particularly, to a control method of a food processor.
Background
In the food processing machines (soybean milk machines) in the current market, the reservation function can only reserve a fixed time period after the current time, for example, 8 hours after the current time. When the user uses the system, the difference between the target reservation time and the current time needs to be calculated, which is very inconvenient for the user. Most importantly, the deviation of the current appointment time may cause the deviation of the appointment time due to the deviation of the program running period, the clock frequency of the MCU and the like, so that the actual starting time of the machine does not accord with the actual starting time to be appointed, food is not manufactured when the appointment time is reached, the user is delayed to use the food on time, or the food is already processed before the appointment time is reached, so that the food is placed, the food variable or the taste is poor, and the poor use experience is brought to the user.
Disclosure of Invention
The application provides a control method of a food processor, which can avoid time calculation when a user adopts an appointment function, realize convenient operation of the user, ensure the accuracy of appointment time and improve the experience of the user.
The application provides a control method of a food processor, which is characterized in that the food processor comprises the following steps: the method comprises a main control chip and a real-time clock chip, wherein the real-time clock chip is used for acquiring the current time, and the method comprises the following steps:
after the reservation function is started, calibrating the real-time clock chip;
the master control chip and the calibrated real-time clock chip carry out integrated circuit bus IIC communication to obtain the current time;
determining a start-up time of the food processor based on the current time.
In an exemplary embodiment of the present application, the food processor may further include: a frequency calibrator;
the calibrating the real-time clock chip may include: and calibrating the crystal oscillator of the real-time clock chip by the frequency calibrator.
In an exemplary embodiment of the present application, the method may further include: after acquiring the current time, calibrating the current time.
In an exemplary embodiment of the present application, the calibrating the current time may include: and networking the food processor, and calibrating the current time through the network time.
In an exemplary embodiment of the present application, said determining the start-up time of said food processor based on said current time may comprise:
calculating a first time difference according to the current time and the input reservation time;
subtracting the first time difference from the time length required for executing the reserved food processing function to obtain a second time difference;
and adding the current time to the second time difference to obtain the starting time.
In an exemplary embodiment of the present application, the method may further include: the real-time clock chip is connected with the power storage device, and power is supplied through the power storage device.
In an exemplary embodiment of the present application, the method may further include: counting a timeout period S1 before calibrating the current time, and if the network time is received within the timeout period S1, calibrating the current time by the network time; if the network time is not received within the timeout period S1, then the calibration of the current time is cancelled.
In an exemplary embodiment of the present application, the method may further include: and storing the calibration result of the frequency calibrator into a storage unit of the main control chip, and rewriting the calibration result into a real-time clock chip after the storage device is replaced.
In an exemplary embodiment of the present application, the method may further include: judging whether the power storage device is powered off or not or whether the power storage device is powered off or not according to data of a preset reset address in the real-time clock chip;
wherein the reset address is set when the electrical storage device is dead or a power outage occurs in the electrical storage device; and after the real-time clock chip is calibrated or the calibration result is written in, the reset address is cleared.
In an exemplary embodiment of the present application, the method may further include: the reserved time is the time between half an hour and twenty-four hours later than the current time.
In an exemplary embodiment of the present application, the real time clock chip may include: SD2058 chip.
In contrast to the related art, the food processor of the present application may include: the method comprises a main control chip and a real-time clock chip, wherein the real-time clock chip is used for acquiring the current time, and the method comprises the following steps: after the reservation function is started, calibrating the real-time clock chip; the master control chip and the calibrated real-time clock chip carry out integrated circuit bus IIC communication to obtain the current time; determining a start-up time of the food processor based on the current time. Through the scheme of the embodiment, the time calculation of the user when the user adopts the reservation function is avoided, the convenient operation of the user is realized, the accuracy of the reservation time is ensured, and the experience of the user is improved.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. Other advantages of the present application may be realized and attained by the instrumentalities and combinations particularly pointed out in the specification and the drawings.
Drawings
The accompanying drawings are included to provide an understanding of the present disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the examples serve to explain the principles of the disclosure and not to limit the disclosure.
Fig. 1 is a flowchart of a control method of a food processor according to an embodiment of the present application.
Detailed Description
The present application describes embodiments, but the description is illustrative rather than limiting and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the embodiments described herein. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or instead of any other feature or element in any other embodiment, unless expressly limited otherwise.
The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The embodiments, features and elements disclosed in this application may also be combined with any conventional features or elements to form a unique inventive concept as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive aspects to form yet another unique inventive aspect, as defined by the claims. Thus, it should be understood that any of the features shown and/or discussed in this application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not limited except as by the appended claims and their equivalents. Furthermore, various modifications and changes may be made within the scope of the appended claims.
Further, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other orders of steps are possible as will be understood by those of ordinary skill in the art. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Further, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.
Example one
The present application provides a control method of a food processor, which may include: the method includes a main control chip and a real-time clock chip, where the real-time clock chip is used to obtain a current time, and the method may include S101-S103:
s101, after the reservation function is started, calibrating the real-time clock chip;
s102, the master control chip and the calibrated real-time clock chip carry out integrated circuit bus IIC communication to obtain the current time;
and S103, determining the starting time of the food processor according to the current time.
In the exemplary embodiment of the present application, a real-time clock chip may be added to the circuit board, and the main control program obtains the current time (or the current time) through fixed time inquiry.
In an exemplary embodiment of the present application, the real time clock chip may include: SD2058 chip.
In the exemplary embodiment of the present application, a real-time clock chip SD2058 is added to the circuit board, and the real-time clock chip may communicate with the main control chip through an IIC.
In an exemplary embodiment of the present application, said determining the start-up time of said food processor based on said current time may comprise:
calculating a first time difference according to the current time and the input reservation time;
subtracting the first time difference from the time length required for executing the reserved food processing function to obtain a second time difference;
and adding the current time to the second time difference to obtain the starting time.
In an exemplary embodiment of the present application, the start time of the reserved food processing function is calculated based on the second time difference, and the food processing is started when the counted time reaches the start time of the food processing function, and the food processing is completed when the entire first time difference is counted and ended.
In an exemplary embodiment of the present application, after the user starts the reservation function, the start time of the food processing may be calculated according to the reservation completion time and the food processing required time; specifically, the food processing start time T1 is the scheduled completion time T2 — the food processing time period T3.
In this way, in the exemplary embodiment of the present application, it can be confirmed that food processing is just completed when the reservation time comes, and synchronization of the reservation time and the food processing completion time is realized.
In the exemplary embodiment of the application, it is known that the deviation of the current appointment time may cause the appointment time to have a deviation due to the deviation of the program running period, the clock frequency of the main control unit MCU and the like, so that the actual starting time of the machine does not coincide with the actual starting time to be appointed, and thus food is not yet prepared when the appointment time is reached, the user is delayed to use the food on time, or food is not already processed before the appointment time, and thus the food is placed, and the food variable or the taste is deteriorated. To avoid this, the present application may perform a time calibration before and/or after the current time is obtained to ensure accuracy of the starting time of the food processing function scheduled in the food processor.
In an exemplary embodiment of the application, the food processor further comprises: an electrical storage device; the method may further comprise: the real-time clock chip is connected with the power storage device, and power is supplied through the power storage device.
In the exemplary embodiment of the application, the real-time clock chip is powered by an electric storage device (such as a battery), so that the normal timing can be ensured under the condition that the whole machine is disconnected from the mains supply.
Example two
The embodiment provides an embodiment that the crystal oscillator of the real-time clock chip is calibrated on the circuit board through the frequency calibrator, that is, the calibration value is increased for the chip timing period, so as to eliminate the crystal oscillator deviation.
In an exemplary embodiment of the present application, the food processor may further include: a frequency calibrator; the calibrating the real-time clock chip may include: and calibrating the crystal oscillator of the real-time clock chip by a frequency calibrator.
In the exemplary embodiment of the application, a certain error exists in the clock generated by the crystal oscillator, the calibration value is written into the real-time clock chip by calibrating with the high-precision clock, and the error compensation is added to the real-time clock chip during timing, so that the timing error under different crystal oscillators is ensured to be as small as possible.
EXAMPLE III
The embodiment provides an embodiment that after the current time is obtained, the whole machine is networked, and the real-time clock chip is calibrated through the network time on the basis of the first embodiment or the second embodiment.
In an exemplary embodiment of the present application, the method may further include: after acquiring the current time, calibrating the current time.
In an exemplary embodiment of the present application, the calibrating the current time may include: and networking the food processor, and calibrating the current time through the network time.
In an exemplary embodiment of the present application, the method may further include: counting a timeout period S1 before calibrating the current time, and if the network time is received within the timeout period S1, calibrating the current time by the network time; if the network time is not received within the timeout period S1, then the calibration of the current time is cancelled.
In the exemplary embodiment of the application, after the whole machine is connected to the internet, a network time acquisition instruction is sent, and if time data is received within a fixed time S1 (i.e., a preset timeout time), the acquired network time is written into a real-time clock chip, so that the real-time calibration under abnormal conditions such as battery replacement, battery looseness, clock skew and the like is realized.
In the exemplary embodiment of the application, the real-time clock chip generates a random value under abnormal conditions such as battery replacement, battery looseness, clock deviation and the like, and after the whole machine is connected with the network, the time of the real-time clock chip is calibrated through the network time, so that the influence of the abnormality such as power failure on the time of the chip can be eliminated.
In the exemplary embodiment of the present application, to avoid the influence of the network delay or the time calibration due to the abnormality such as the stuck time, the time S1 is set, if the network time is received in S1, the time of the real-time clock chip is calibrated, and if the network time is received after the time S1, the calibration is cancelled.
Example four
Based on the third embodiment, the embodiment stores the calibration result of the frequency calibration in the EEPROM (electrically erasable and programmable read only memory) in the MCU, and rewrites the calibration result in the real-time clock chip after replacing the battery.
In an exemplary embodiment of the present application, the method may further include: and storing the calibration result of the frequency calibrator into a storage unit of the main control chip, and rewriting the calibration result into a real-time clock chip after the storage device is replaced.
In the exemplary embodiment of the present application, during the production of the circuit board, the real-time clock chip may be calibrated by the frequency calibrator, and when the whole machine works, the calibration value (i.e., the calibration result) is read and written into the EEPROM storage area in the main control MCU chip. And after the battery of the whole machine is replaced, reading the calibration value from the MCU and rewriting the calibration value into the real-time clock chip.
In the exemplary embodiment of the application, the calibration value is stored in the EEPROM of the main control chip, and when time needs to be written into the real-time clock chip again, the calibration value is synchronously read from the EEPROM and written into the real-time clock chip, so that the influence of crystal oscillator deviation on timing is eliminated.
EXAMPLE five
This embodiment is based on any of the above embodiments, and provides an embodiment in which a user is prompted to replace a battery by determining the value of the reset address in the real-time clock chip.
In an exemplary embodiment of the present application, the method may further include: judging whether the power storage device is powered off or not or whether the power storage device is powered off or not according to data of a preset reset address in the real-time clock chip;
wherein the reset address is set when the electrical storage device is dead or a power outage occurs in the electrical storage device; and after the real-time clock chip is calibrated or the calibration result is written in, the reset address is cleared.
In the exemplary embodiment of the present application, after the real-time clock chip passes the calibration or write time, the reset address may be cleared to 0, and when the power failure occurs or the battery is dead, the reset address may be set to 1, and it is determined whether the battery is dead or not by reading the reset address data.
In the exemplary embodiment of the present application, it is confirmed whether the battery is powered off or whether the battery is dead by reading the reset address data.
After the machine is powered on, the address data is read, when the address data is detected to be 1 for the first time, a user can be reminded of manually setting the system time through voice, and the current time is written into the real-time clock chip through a writing mode. After the machine is powered on for the second time, if the reset address of the real-time clock chip is still detected to be 1, and the external power supply is interrupted, the user can be prompted by voice to replace the battery, so that the power failure and the battery power failure can be reminded.
EXAMPLE six
This embodiment is based on any of the above embodiments, and provides an embodiment in which the reserved time is half an hour after the current time to 24 hours after the current time.
In an exemplary embodiment of the present application, the method may further include: the reserved time is the time between half an hour and twenty-four hours later than the current time.
In an exemplary embodiment of the present application, when the user clicks the reservation button, the current time is obtained, and the minimum start time of the reservation may be set to the current time + half an hour, avoiding a time period less than the time period for the food processor to prepare the food.
In an exemplary embodiment of the present application, selecting a time cycle starting from the current time to 24 hours may avoid the selected appointment time being less than the length of time to make the food product.
To sum up, the food processor in the embodiment of the present application obtains the current time by adding the real-time clock chip to the food processor, so as to realize the function of reserving the real-time of the food processor. The method realizes the calibration of the time of the real-time clock chip by means of network time calibration and manual input time calibration, the reserved time can cover 0.5-24 hours, and in addition, the reserved time memory is added, so that the convenient operation of a user is realized.
It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
Claims (10)
1. A method of controlling a food processor, the food processor comprising: the method comprises a main control chip and a real-time clock chip, wherein the real-time clock chip is used for acquiring the current time, and the method comprises the following steps:
after the reservation function is started, calibrating the real-time clock chip;
the master control chip and the calibrated real-time clock chip carry out integrated circuit bus IIC communication to obtain the current time;
determining a start-up time of the food processor based on the current time.
2. The control method of a food processor as set forth in claim 1, wherein the food processor further comprises: a frequency calibrator;
the calibrating the real-time clock chip comprises: and calibrating the crystal oscillator of the real-time clock chip by the frequency calibrator.
3. The control method of a food processor as defined in claim 1, further comprising: after acquiring the current time, calibrating the current time.
4. The method of claim 3, wherein said calibrating said current time comprises: and networking the food processor, and calibrating the current time through the network time.
5. The method of claim 1, wherein said determining a start-up time of the food processor based on the current time comprises:
calculating a first time difference according to the current time and the input reservation time;
subtracting the first time difference from the time length required for executing the reserved food processing function to obtain a second time difference;
and adding the current time to the second time difference to obtain the starting time.
6. The control method of a food processor as defined in claim 1, further comprising: the real-time clock chip is connected with the power storage device, and power is supplied through the power storage device.
7. The control method of a food processor as set forth in claim 4, further comprising: counting a timeout period S1 before calibrating the current time, and if the network time is received within the timeout period S1, calibrating the current time by the network time; if the network time is not received within the timeout period S1, then the calibration of the current time is cancelled.
8. The control method of a food processor as set forth in claim 2, further comprising: and storing the calibration result of the frequency calibrator into a storage unit of the main control chip, and rewriting the calibration result into a real-time clock chip after the storage device is replaced.
9. The control method of a food processor as defined in claim 8, further comprising: judging whether the power storage device is powered off or not or whether the power storage device is powered off or not according to data of a preset reset address in the real-time clock chip;
wherein the reset address is set when the electrical storage device is dead or a power outage occurs in the electrical storage device; and after the real-time clock chip is calibrated or the calibration result is written in, the reset address is cleared.
10. The control method of a food processor as defined in claim 1, further comprising: the reserved time is the time between half an hour and twenty-four hours later than the current time.
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| CN201911196508.2A CN110916518A (en) | 2019-11-29 | 2019-11-29 | Control method of food processing machine |
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| CN201911196508.2A CN110916518A (en) | 2019-11-29 | 2019-11-29 | Control method of food processing machine |
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| KR100828642B1 (en) * | 2006-12-27 | 2008-05-09 | 웅진쿠첸 주식회사 | Reservation cooking control method for electric pressure cooker |
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