Robot electric cooker

By designing a robotic rice cooker that integrates automatic open cover, electronically controlled high-voltage faucet and rotating table, the problem of difficult to achieve a small amount of rice, rice washing and rice pouring multiple times in one operation is solved, and efficient and flexible rice production and cleaning functions are achieved.

CN119606175APending Publication Date: 2025-03-14于健明
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Patent Information

Application Number
CN202411855260.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-07
Publication Date
2025-03-14

AI Technical Summary

Technical Problem

It is difficult to achieve the functions of laying rice in small quantities, washing rice and pouring rice multiple times in one operation, and the operation of adding water and pouring water is not flexible enough.

Method used

A robotic rice cooker consisting of a rice cooker, a wire rope, a pot cover motor, an electronically controlled high-voltage faucet, an electronically controlled rice bucket, an electronically controlled rice bucket, a rotating table and a water pouring motor was designed. Through the control circuit of a single chip computer and related mechanical transmission devices, the automatic opening and closing of the cover, multiple drainage, cleaning and pouring rice were realized, and the rice was repeatedly washed through the electronically controlled high-voltage faucet to complete the rice washing.

Benefits of technology

The functions of sucking rice in small amounts of rice, washing rice and pouring rice are realized many times to ensure the uniformity and quality of rice. By adjusting the amount of water and the number of times to adapt to the appetite needs of different people, the volume of the rice cooker is reduced.

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    Figure CN119606175A_ABST
Patent Text Reader

Abstract

The robot electric cooker is composed of an electric cooker body, a steel wire, an electric control high-pressure faucet, an electric control rice bucket, an electric control rice washing bucket, a rotating table, a water pouring motor, a single-chip microcomputer control circuit, a rice pouring stroke detection switch and the like. And a small amount of rice is washed repeatedly by an electric control high-pressure faucet. A single chip microcomputer control circuit and a related mechanical transmission device complete the following actions: braising rice of one person, feeding 20 grams of rice at a time, washing and pouring water for 20 grams of rice by using an electric control high-pressure water faucet, repeatedly washing 20 grams of rice, pouring water for 3-10 times, and pouring the rice into the electric rice cooker after the rice washing is completed. The actions are performed for 10 times in total. Adding the rice for 10 times, washing the rice for 30-100 times and adding water for 10 times.
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Description

Technical Field

[0001] The invention relates to a robot electric rice cooker. Background Art Currently known robot rice cookers complete the process of adding rice and water at one time, while the present invention completes the process of adding rice, washing rice and adding water multiple times. Summary of the invention

[0003] The present invention provides a robot electric rice cooker comprising an electric rice cooker (9), a steel wire rope (1), a pot cover motor, an electrically controlled high-pressure faucet (13), an electrically controlled rice bucket (3), an electrically controlled rice washing bucket (4), a table (10), a vegetable washing sink (11), a single-chip microcomputer control circuit, a cover opening stroke detection switch, a rice pouring stroke detection switch, a water pouring stroke detection switch, an electrically controlled rice bucket return detection switch,

[0004] The invention is composed of an electric rice bucket switch (2), a hoop (5), a crank (6), a rotating platform (7), a pot cover (8), and a water pouring motor (12), and is characterized in that the cover can be opened and closed automatically. When the cover is opened, the pot cover motor rotates clockwise according to the instruction of the single chip control circuit so that the steel wire rope (2) drives the pot cover (8) to move upward and lift the pot cover (8) into place. The cover opening stroke detection switch sends a signal to the single chip control circuit, and the pot cover motor stops rotating. When the cover is closed, the pot cover motor rotates counterclockwise so that the steel wire rope (2) moves downward so that the pot cover (8) completes the cover closing action. Other electric control opening and closing methods can also be selected; the pressure of the electric high-pressure faucet (13) can be adjusted; the rotating axis of the rotating platform (7) is in the vertical direction; the rotating axis of the water pouring motor (12) is in the horizontal direction; the rotating platform (7) is connected to the water pouring motor (12) through the crank (6), and the water pouring motor (12) is connected to the electric rice washing rod (4) through the hoop (5);

[0005] The electric rice bucket return detection switch detects that the electric rice bucket (3) is in place, and according to the instruction of the single chip control circuit, the electric rice bucket switch (2) is activated to put rice into the electric rice washing bucket (4), and then the rotating platform (7) rotates through the crank (6) to make the electric rice bucket (4)

[0006] The rice washing bucket (4) moves to the bottom of the electric controlled high pressure faucet (13) and the top of the vegetable washing sink (11). After the water pouring stroke detection switch detects that the electric controlled rice washing bucket (4) reaches the water adding and pouring position, it sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the electric controlled high pressure faucet (13) to wash the rice in the electric controlled rice washing bucket (4). The rotating platform (7) repeatedly rotates at a small angle to move the electric controlled rice washing bucket (4) to ensure that water enters the electric controlled rice washing bucket (4) and the rice is evenly washed. Then, the water pouring motor (12) rotates to tilt the electric controlled rice washing bucket (4) and return it to the normal position after pouring water. The water adding and pouring are repeated 3 to 8 times.

[0007] After that, the rotating platform (7) rotates to move the electric rice washing bucket (4) to the top of the electric rice cooker (9). The rice pouring stroke detection switch detects that the electric rice washing bucket (4) moves to the top of the electric rice cooker (9) and sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the pouring motor (12) to rotate 360 ​​degrees to pour the rice into the electric rice cooker (9). After that, the rotating platform (7) rotates to make the electric rice washing rod (4) return to the bottom of the electric rice bucket (3). The above operation of rice pouring, rice washing and rice pouring (pouring rice into the electric rice cooker) is completed once. The number of repetitions is selected according to the number of people eating. For example, if one person has 200 grams of rice, it is necessary to repeatedly pour rice, wash rice and pour rice 10 times, with 20 grams of rice poured each time. If three people have 20 grams of rice, it is necessary to repeat 30 times. , also 20 grams each time, each time the rice is put in, washed and poured out, 20 grams is used as a basic unit, the specific basic unit of rice is determined according to the actual situation, and 10 grams can also be selected, so as to ensure that the volume of the robot rice cooker is reduced; after the rice is put in, washed and poured out according to the amount of rice for one person, the electric controlled high pressure faucet (13) adds water to the electric controlled rice washing bucket (4), the ratio of each water addition to each rice put in is 1.2:1, after water is added, the rotating platform (7) rotates to make the electric controlled rice washing bucket (4) move to the top of the rice cooker (9), the rice pouring stroke detection switch detection switch electric controlled rice washing bucket reaches the top of the rice cooker (9) sends a signal to the single chip control circuit, and the single chip control circuit controls the water pouring motor (12) to rotate 360 ​​degrees

[0008] Pour water into the electric rice cooker (9), repeat this process 10 times to ensure that the rice remaining in the electric rice washing bucket is rinsed clean;

[0009] The steel wire rope (2) moves downwards so that the pot cover (8) covers the electric rice cooker (9), and the electric rice cooker is powered on and starts to cook rice at a fixed time.

[0010] The amount of rice to be added is determined by the amount of rice to be added per unit time, and the time of adding rice determines the amount of rice to be added; the amount of water to be added is determined by the amount of water to be added per unit time, and the time of adding water determines the amount of water to be added; the motor and the water pouring motor in the rotating table (7) can be selected as a motor with a steering gear function, that is, a motor that feeds back the rotation angle of the motor to the single-chip microcomputer control circuit at any time.

[0011] Technical Problems to be Solved The technical solution adopted by the present invention to solve its technical problems is:

[0012] The present invention provides a robot electric rice cooker comprising an electric rice cooker (9), a steel wire rope (1), a pot cover motor, an electrically controlled high-pressure faucet (13), an electrically controlled rice bucket (3), an electrically controlled rice washing bucket (4), a table (10), a vegetable washing sink (11), a single-chip microcomputer control circuit, a cover opening stroke detection switch, a rice pouring stroke detection switch, a water pouring stroke detection switch, an electrically controlled rice bucket return detection switch,

[0013] The invention is composed of an electric rice bucket switch (2), a hoop (5), a crank (6), a rotating platform (7), a pot cover (8), and a water pouring motor (12), and is characterized in that the cover can be opened and closed automatically. When the cover is opened, the pot cover motor rotates clockwise according to the instruction of the single chip control circuit so that the steel wire rope (2) drives the pot cover (8) to move upward and lift the pot cover (8) into place. The cover opening stroke detection switch sends a signal to the single chip control circuit, and the pot cover motor stops rotating. When the cover is closed, the pot cover motor rotates counterclockwise so that the steel wire rope (2) moves downward so that the pot cover (8) completes the cover closing action. Other electric control opening and closing methods can also be selected; the pressure of the electric high pressure faucet (13) can be adjusted; the rotating axis of the rotating platform (7) is in the vertical direction; the rotating axis of the water pouring motor (12) is in the horizontal direction; the rotating platform (7) is connected to the water pouring motor (12) through the crank (6), and the water pouring motor (12) is connected to the electric rice washing rod (4) through the hoop (5);

[0014] The electric rice bucket return detection switch detects that the electric rice bucket (3) is in place, and according to the instruction of the single chip control circuit, the electric rice bucket switch (2) is activated to put rice into the electric rice washing bucket (4), and then the rotating platform (7) rotates through the crank (6) to make the electric rice bucket (4)

[0015] The rice washing bucket (4) moves to the bottom of the electric controlled high pressure faucet (13) and the top of the vegetable washing sink (11). After the water pouring stroke detection switch detects that the electric controlled rice washing bucket (4) reaches the water adding and pouring position, it sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the electric controlled high pressure faucet (13) to wash the rice in the electric controlled rice washing bucket (4). The rotating platform (7) repeatedly rotates at a small angle to move the electric controlled rice washing bucket (4) to ensure that water enters the electric controlled rice washing bucket (4) and the rice is evenly washed. Then, the water pouring motor (12) rotates to tilt the electric controlled rice washing bucket (4) and return it to the normal position after pouring water. The water adding and pouring are repeated 3 to 8 times.

[0016] After that, the rotating platform (7) rotates to move the electric rice washing bucket (4) to the top of the electric rice cooker (9). The rice pouring stroke detection switch detects that the electric rice washing bucket (4) moves to the top of the electric rice cooker (9) and sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the pouring motor (12) to rotate 360 ​​degrees to pour the rice into the electric rice cooker (9). After that, the rotating platform (7) rotates to make the electric rice washing rod (4) return to the bottom of the electric rice bucket (3). The above operation of rice pouring, rice washing and rice pouring (pouring rice into the electric rice cooker) is completed once. The number of repetitions is selected according to the number of people eating. For example, if one person has 200 grams of rice, it is necessary to repeatedly pour rice, wash rice and pour rice 10 times, with 20 grams of rice poured each time. If three people have 20 grams of rice, it is necessary to repeat 30 times. , also 20 grams each time, each time the rice is put in, washed and poured out, 20 grams is used as a basic unit, the specific basic unit of rice is determined according to the actual situation, and 10 grams can also be selected, so as to ensure that the volume of the robot rice cooker is reduced; after the rice is put in, washed and poured out according to the amount of rice for one person, the electric controlled high pressure faucet (13) adds water to the electric controlled rice washing bucket (4), the ratio of each water addition to each rice put in is 1.2:1, after water is added, the rotating platform (7) rotates to make the electric controlled rice washing bucket (4) move to the top of the rice cooker (9), the rice pouring stroke detection switch detection switch electric controlled rice washing bucket reaches the top of the rice cooker (9) sends a signal to the single chip control circuit, and the single chip control circuit controls the water pouring motor (12) to rotate 360 ​​degrees

[0017] Pour water into the electric rice cooker (9), repeat this process 10 times to ensure that the rice remaining in the electric rice washing bucket is rinsed clean;

[0018] The steel wire rope (2) moves downwards so that the pot cover (8) covers the electric rice cooker (9), and the electric rice cooker is powered on and starts to cook rice at a fixed time;

[0019] The amount of rice to be added is determined by the amount of rice to be added per unit time, and the time of adding rice determines the amount of rice to be added; the amount of water to be added is determined by the amount of water to be added per unit time, and the time of adding water determines the amount of water to be added; the motor and the water pouring motor in the rotating table (7) can be selected as a motor with a steering gear function, that is, a motor that feeds back the rotation angle of the motor to the single-chip microcomputer control circuit at any time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Attached Figure 1 It is a full front view of the present invention, attached Figure 2 It is a schematic diagram of the rotating table of the present invention rotating to move the electric-controlled rice-washing bucket to the top of the electric rice cooker.

[0021] Figure 1 Middle: 1. Steel wire rope, 2. Electric rice bucket switch, 3. Electric rice bucket, 4. Electric rice washing bucket, 5. Hoop, 6. Crank, 7. Rotating table, 8. Pot cover, 9. Rice cooker, 10. Countertop, 11. Vegetable sink, 12. Water pouring motor, 13. Electric high-pressure faucet; attached Figure 2Middle: 4. Electric rice washing bucket, 5. Hoop, 6. Crank, 7. Rotating table, 9. Rice cooker, 10. Countertop, 11. Vegetable sink,

[0022] 12. Water pouring motor, 13. Electronically controlled high pressure faucet. Specific embodiments

[0023] The present invention provides a robot electric rice cooker, which is composed of an electric rice cooker, a steel wire, an electric high-pressure faucet, an electric rice bucket, an electric rice washing bucket, a rotating table, a water pouring motor, a single-chip control circuit, a rice pouring stroke detection switch, etc. The robot electric rice cooker is characterized in that: rice is put in a small amount multiple times, rice is washed multiple times, and rice is poured into the pot multiple times, and a small amount of rice is repeatedly washed by an electric high-pressure faucet. The program is compiled and burned into the single-chip microcomputer, and the single-chip microcomputer control circuit and the related mechanical transmission device complete the following actions: if one person's rice is stewed, 20 grams of rice is put in at a time, and 20 grams of rice is washed and poured with water by an electric high-pressure faucet, and 20 grams of rice is repeatedly washed and poured with water for 3 to 8 times, and the rice is poured into the electric rice cooker after the rice is washed; the above actions are performed 10 times in total. The rice is put in 10 times and the rice is washed 30 to 80 times in total.

[0024] The present invention provides a robot electric rice cooker comprising an electric rice cooker (9), a steel wire rope (1), a pot cover motor, an electrically controlled high-pressure faucet (13), an electrically controlled rice bucket (3), an electrically controlled rice washing bucket (4), a table (10), a vegetable washing sink (11), a single-chip microcomputer control circuit, a cover opening stroke detection switch, a rice pouring stroke detection switch, a water pouring stroke detection switch, an electrically controlled rice bucket return detection switch,

[0025] The invention is composed of an electric rice bucket switch (2), a hoop (5), a crank (6), a rotating platform (7), a pot cover (8), and a water pouring motor (12), and is characterized in that the cover can be opened and closed automatically. When the cover is opened, the pot cover motor rotates clockwise according to the instruction of the single chip control circuit so that the steel wire rope (2) drives the pot cover (8) to move upward and lift the pot cover (8) into place. The cover opening stroke detection switch sends a signal to the single chip control circuit, and the pot cover motor stops rotating. When the cover is closed, the pot cover motor rotates counterclockwise so that the steel wire rope (2) moves downward so that the pot cover (8) completes the cover closing action. Other electric control opening and closing methods can also be selected; the pressure of the electric high-pressure faucet (13) can be adjusted; the rotating axis of the rotating platform (7) is in the vertical direction; the rotating axis of the water pouring motor (12) is in the horizontal direction; the rotating platform (7) is connected to the water pouring motor (12) through the crank (6), and the water pouring motor (12) is connected to the electric rice washing rod (4) through the hoop (5);

[0026] The electric rice bucket return detection switch detects that the electric rice bucket (3) is in place, and according to the instruction of the single chip control circuit, the electric rice bucket switch (2) is activated to put rice into the electric rice washing bucket (4), and then the rotating platform (7) rotates through the crank (6) to make the electric rice bucket (4)

[0027] The rice washing bucket (4) moves to the bottom of the electric controlled high pressure faucet (13) and the top of the vegetable washing sink (11). After the water pouring stroke detection switch detects that the electric controlled rice washing bucket (4) reaches the water adding and pouring position, it sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the electric controlled high pressure faucet (13) to wash the rice in the electric controlled rice washing bucket (4). The rotating platform (7) repeatedly rotates at a small angle to move the electric controlled rice washing bucket (4) to ensure that water enters the electric controlled rice washing bucket (4) and the rice is evenly washed. Then, the water pouring motor (12) rotates to tilt the electric controlled rice washing bucket (4) and return it to the normal position after pouring water. The water adding and pouring are repeated 3 to 8 times.

[0028] After that, the rotating platform (7) rotates to move the electric rice washing bucket (4) to the top of the electric rice cooker (9). The rice pouring stroke detection switch detects that the electric rice washing bucket (4) moves to the top of the electric rice cooker (9) and sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the pouring motor (12) to rotate 360 ​​degrees to pour the rice into the electric rice cooker (9). After that, the rotating platform (7) rotates to make the electric rice washing rod (4) return to the bottom of the electric rice bucket (3). The above operation of rice pouring, rice washing and rice pouring (pouring rice into the electric rice cooker) is completed once. The number of repetitions is selected according to the number of people eating. For example, if one person has 200 grams of rice, it is necessary to repeatedly pour rice, wash rice and pour rice 10 times, with 20 grams of rice poured each time. If three people have 20 grams of rice, it is necessary to repeat 30 times. , also 20 grams each time, each time the rice is put in, washed and poured out, 20 grams is used as a basic unit, the specific basic unit of rice is determined according to the actual situation, and 10 grams can also be selected, so as to ensure that the volume of the robot rice cooker is reduced; after the rice is put in, washed and poured out according to the amount of rice for one person, the electric controlled high pressure faucet (13) adds water to the electric controlled rice washing bucket (4), the ratio of each water addition to each rice put in is 1.2:1, after water is added, the rotating platform (7) rotates to make the electric controlled rice washing bucket (4) move to the top of the rice cooker (9), the rice pouring stroke detection switch detection switch electric controlled rice washing bucket reaches the top of the rice cooker (9) sends a signal to the single chip control circuit, and the single chip control circuit controls the water pouring motor (12) to rotate 360 ​​degrees

[0029] Pour water into the electric rice cooker (9), repeat this process 10 times to ensure that the rice remaining in the electric rice washing bucket is rinsed clean;

[0030] The steel wire rope (2) moves downwards so that the pot cover (8) covers the electric rice cooker (9), and the electric rice cooker is powered on and starts to cook rice at a fixed time.

[0031] The amount of rice to be added is determined by the amount of rice to be added per unit time, and the time of adding rice determines the amount of rice to be added; the amount of water to be added is determined by the amount of water to be added per unit time, and the time of adding water determines the amount of water to be added; the motor and the water pouring motor in the rotating table (7) can be selected as a motor with a steering gear function, that is, a motor that feeds back the rotation angle of the motor to the single-chip microcomputer control circuit at any time.

[0032] After the program is compiled and burned into the single-chip microcomputer, the single-chip microcomputer control circuit and related mechanical transmission devices complete the following actions: For example, if you want to cook rice for one person, add 20 grams of rice at a time, rinse and pour water on the 20 grams of rice with an electrically controlled high-pressure faucet, and rinse the 20 grams of rice repeatedly 3 to 8 times, and pour the rice into the rice cooker after the rice is washed; the above actions are performed 10 times in total. In total, 10 times of rice washing is 30 to 80 times. The amount of rice added each time can be set according to needs.

Claims

1. The present invention provides a robot electric rice cooker comprising an electric rice cooker (9), a steel wire rope (1), a pot cover motor, an electrically controlled high-pressure faucet (13), an electrically controlled rice bucket (3), an electrically controlled rice washing bucket (4), a table (10), a vegetable washing sink (11), a single-chip microcomputer control circuit, a cover opening stroke detection switch, a rice pouring stroke detection switch, a water pouring stroke detection switch, an electrically controlled rice bucket return detection switch, The invention is composed of an electric rice bucket switch (2), a hoop (5), a crank (6), a rotating table (7), a pot cover (8), and a water pouring motor (12), and is characterized in that: The lid is opened and closed automatically. When opening the lid, the pot cover motor rotates clockwise according to the instruction of the single chip control circuit so that the steel wire rope (2) drives the pot cover (8) to move upward and lift the pot cover (8) into place. The lid opening stroke detection switch sends a signal to the single chip control circuit, and the pot cover motor stops rotating. When closing the lid, the pot cover motor rotates counterclockwise so that the steel wire rope (2) moves downward so that the pot cover (8) completes the lid closing action. Other electronically controlled opening and closing methods can also be selected; the pressure of the electronically controlled high-pressure faucet (13) can be adjusted; the rotating axis of the rotating table (7) is in the vertical direction; the rotating axis of the water pouring motor (12) is in the horizontal direction; the rotating table (7) is connected to the water pouring motor (12) through the crank (6), and the water pouring motor (12) is connected to the electronically controlled rice washing rod (4) through the hoop (5); The electric rice bucket return detection switch detects that the electric rice bucket (3) is in place, and according to the instruction of the single chip control circuit, the electric rice bucket switch (2) is activated to put rice into the electric rice washing bucket (4), and then the rotating platform (7) rotates through the crank (6) to make the electric rice bucket (4) The rice washing bucket (4) moves to the bottom of the electric controlled high pressure faucet (13) and the top of the vegetable washing sink (11). After the water pouring stroke detection switch detects that the electric controlled rice washing bucket (4) reaches the water adding and pouring position, it sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the electric controlled high pressure faucet (13) to wash the rice in the electric controlled rice washing bucket (4). The rotating platform (7) repeatedly rotates at a small angle to move the electric controlled rice washing bucket (4) to ensure that water enters the electric controlled rice washing bucket (4) and the rice is evenly washed. Then, the water pouring motor (12) rotates to tilt the electric controlled rice washing bucket (4) and return it to the normal position after pouring water. The water adding and pouring are repeated 3 to 8 times. After that, the rotating platform (7) rotates to move the electric rice washing bucket (4) to the top of the electric rice cooker (9). The rice pouring stroke detection switch detects that the electric rice washing bucket (4) moves to the top of the electric rice cooker (9) and sends a signal to the single chip control circuit. The single chip control circuit sends an instruction to the pouring motor (12) to rotate 360 ​​degrees to pour the rice into the electric rice cooker (9). After that, the rotating platform (7) rotates to make the electric rice washing rod (4) return to the bottom of the electric rice bucket (3). The above operation of rice pouring, rice washing and rice pouring (pouring rice into the electric rice cooker) is completed once. The number of repetitions is selected according to the number of people eating. For example, if one person has 200 grams of rice, it is necessary to repeatedly pour rice, wash rice and pour rice 10 times, with 20 grams of rice poured each time. If three people have 20 grams of rice, it is necessary to repeat 30 times. , also 20 grams each time, each time the rice is put in, washed and poured out, 20 grams is used as a basic unit, the specific basic unit of rice is determined according to the actual situation, and 10 grams can also be selected, so as to ensure that the volume of the robot rice cooker is reduced; after the rice is put in, washed and poured out according to the amount of rice for one person, the electric high-pressure faucet (13) is used. Water is added to the electric rice washing bucket (4), and the ratio of each water addition to each rice pouring is 1.2:

1. After water is added, the rotating table (7) rotates to move the electric rice washing bucket (4) to the top of the rice cooker (9). The rice pouring stroke detection switch detection switch sends a signal to the single-chip control circuit when the electric rice washing bucket reaches the top of the rice cooker (9), and the single-chip control circuit controls the water pouring motor (12) to rotate 360 ​​degrees Pour water into the electric rice cooker (9), repeat this process 10 times to ensure that the rice remaining in the electric rice washing bucket is rinsed clean; The steel wire rope (2) moves downwards so that the pot cover (8) covers the electric rice cooker (9), and the electric rice cooker is powered on and starts to cook rice at a fixed time; The amount of rice to be added is determined by the amount of rice to be added per unit time, and the time of adding rice determines the amount of rice to be added; the amount of water to be added is determined by the amount of water to be added per unit time, and the time of adding water determines the amount of water to be added; the motor and the water pouring motor in the rotating table (7) can be selected as a motor with a steering gear function, that is, a motor that feeds back the rotation angle of the motor to the single-chip microcomputer control circuit at any time.