CN110320840B - Method and system capable of reducing power consumption of Internet of things product battery - Google Patents
Method and system capable of reducing power consumption of Internet of things product battery Download PDFInfo
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- CN110320840B CN110320840B CN201910625326.6A CN201910625326A CN110320840B CN 110320840 B CN110320840 B CN 110320840B CN 201910625326 A CN201910625326 A CN 201910625326A CN 110320840 B CN110320840 B CN 110320840B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 51
- 230000002159 abnormal effect Effects 0.000 claims abstract description 23
- 238000012790 confirmation Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims description 6
- 230000006855 networking Effects 0.000 claims 3
- 239000000428 dust Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a system capable of reducing the power consumption of a battery of an Internet of things product, which comprises Internet of things equipment, wherein the Internet of things equipment comprises a detection unit: the system comprises a power-on detection signal used for triggering the Internet of things equipment; a timing unit: receiving a starting-up detection signal, and outputting a confirmation signal after time delay processing; MCU: and outputting a signal for the Internet of things equipment to enter a working mode after receiving the starting detection signal and the confirmation signal. The detection device comprises: the wireless broadcast packet is sent by the Internet of things equipment for detecting that the Internet of things equipment abnormally enters a normal working mode, the equipment which abnormally enters the working mode is automatically connected, and a request for awakening the equipment abnormally to enter a sleep mode is sent; and (3) abnormal awakening equipment: and after receiving a sleep mode request sent by the detection equipment, entering a sleep mode. The method has very high application value in realizing the management of the power consumption of the battery in an abnormal use state on the Internet of things products with high requirements on miniaturization, water resistance, dust resistance and impact resistance.
Description
Technical Field
The invention relates to the technical field of low-power-consumption management of products of the Internet of things, in particular to a method and a system for reducing the power consumption of a battery of the products of the Internet of things in an abnormal use state.
Background
The Internet of things product powered by the disposable battery is required to operate with low power consumption, and unnecessary battery power consumption is reduced as much as possible, so that the aim of prolonging the service life of the battery is fulfilled. The industrial-grade internet of things product is in consideration of performances such as miniaturization, water resistance, dust resistance and impact resistance, the product can not be provided with a function key generally, and the product can be subjected to battery assembly and product sealing treatment before leaving a factory so as to meet the use requirements of severe environments such as water resistance and dust resistance of the outdoor use environment of the product. The traditional battery assembly mode and the mode of adding the removable insulating sheet are adopted to prevent the power consumption of the battery when the product is abnormally used, and the requirements of the product such as IP67 grade water resistance and dust resistance can not be met; by adopting the traditional key starting mode, the impact resistance of the product is reduced at the key position, and the requirement of the product on impact resistance such as IK09 level cannot be met.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a method and a system for reducing the power consumption of a battery of an Internet of things product, and solves the problem of abnormal power consumption of the battery during storage and transportation of the battery-powered Internet of things product. In order to achieve the purpose, the invention adopts the following technical scheme:
a system capable of reducing power consumption of a battery of an Internet of things product comprises an Internet of things device, wherein the Internet of things device comprises:
a detection unit: the system comprises a power-on detection signal used for triggering the Internet of things equipment;
a timing unit: receiving a starting-up detection signal, and outputting a confirmation signal after time delay processing;
MCU: and outputting a signal for the Internet of things equipment to enter a working mode after receiving the starting detection signal and the confirmation signal.
Further, a system for reducing the power consumption of the battery of the internet of things product further comprises:
the detection device comprises: the wireless broadcast packet is sent by the Internet of things equipment for detecting that the Internet of things equipment abnormally enters a normal working mode, the equipment which abnormally enters the working mode is automatically connected, and a request for awakening the equipment abnormally to enter a sleep mode is sent;
and (3) abnormal awakening equipment: and after receiving a sleep mode request sent by the detection equipment, entering a sleep mode.
Furthermore, the detection unit is a low-power-consumption Hall sensor, the timing unit is a low-power-consumption reset timer, and the output end of the low-power-consumption Hall sensor is connected to a GPIO port of the MCU and the starting end of the low-power-consumption reset timer; the output end of the low-power reset timer is connected with the reset end of the MCU.
Further, an output GPIO port of the MCU is also connected with a power supply control circuit, and the output end of the power supply control circuit is connected with a sensor circuit; the power supply control circuit is used for controlling the power supply on-off of the sensor circuit.
Furthermore, the detection device comprises a second MCU and a wireless communication module connected with the second MCU.
The method comprises the following steps: a method for reducing the power consumption of a battery of an Internet of things product comprises the following steps:
s1, presetting a working mode of the Internet of things equipment to be a dormant low-power-consumption state;
s2, detecting whether the Internet of things equipment sends a wireless broadcast packet or not;
s3, when the detection equipment detects the wireless broadcast packet, automatically connecting abnormal awakening equipment for sending the wireless broadcast packet, and sending wireless data to request the abnormal awakening equipment to enter a sleep mode;
further, a startup detection signal for triggering the Internet of things equipment and a delay confirmation signal of the timing unit are collected, the number of times of triggering the startup detection signal and the delay confirmation signal of the timing unit in preset time is detected and compared with a set value, and a signal that the Internet of things equipment enters a normal working mode is output.
Compared with the prior art, the invention has the following beneficial effects:
the invention solves the problem that when the products of the Internet of things in the storage or transportation state are in the low power consumption state, the products are abnormally awakened to enter the working state. The broadcast data packet sent by the abnormal awakening device is detected through the detection device, the device which is abnormally in a working mode state is automatically connected, wireless data is sent, and the abnormal awakening device is requested to enter a sleep mode. The method has very high application value in realizing the management of the power consumption of the battery in an abnormal use state on the Internet of things products with high requirements on miniaturization, water resistance, dust resistance and impact resistance.
Drawings
FIG. 1 is a block diagram of a hardware system implementation of the present invention;
FIG. 2 is a software design implementation flow diagram of the present invention;
FIG. 3 is a schematic flow chart of the product storage and transportation mode of the present invention.
Detailed Description
The scheme will now be further described with reference to the accompanying drawings.
EXAMPLE 1
A system capable of reducing power consumption of a battery of an Internet of things product comprises an Internet of things device, wherein the Internet of things device comprises:
a detection unit: the system comprises a power-on detection signal used for triggering the Internet of things equipment;
a timing unit: receiving a starting-up detection signal, and outputting a confirmation signal after time delay processing;
MCU: and outputting a signal for the Internet of things equipment to enter a working mode after receiving the starting detection signal and the confirmation signal. The signal of the working mode is a high-low level signal, the low level device wakes up, the high level device enters a dormant state
Further, a system for reducing the power consumption of the battery of the internet of things product further comprises:
the detection device comprises: the wireless broadcast packet is sent by the Internet of things equipment for detecting that the Internet of things equipment abnormally enters a normal working mode, the equipment which abnormally enters the working mode is automatically connected, and a request for awakening the equipment abnormally to enter a sleep mode is sent;
and (3) abnormal awakening equipment: and after receiving a sleep mode request sent by the detection equipment, entering a sleep mode. The process of automatically connecting the device which abnormally enters the working mode state comprises the following steps: and extracting MAC address information in the broadcast data packet, requesting to connect abnormal awakening equipment according to the MAC address information, and after receiving the request connection, establishing wireless communication connection with the detection equipment by the abnormal equipment. The internet of things equipment which abnormally enters the normal working mode is the internet of things equipment which does not receive a signal that the MCU enters the working mode, and the detection equipment is used for detecting the internet of things equipment which is not in the low-power consumption working mode except for normal awakening, so that the problem of battery power consumption can be further reduced when the detection equipment is applied to the internet of things equipment in the storage and logistics states; the mode of not adopting the removable insulation sheet can prevent the product from abnormally using the battery power consumption, and the packaging grade of the equipment is improved.
As shown in fig. 1, the detection unit is a low-power hall sensor, the timing unit is a low-power reset timer, and the output end of the low-power hall sensor is connected to the GPIO port of the MCU and the start end of the low-power reset timer; the output end of the low-power reset timer is connected with the reset end of the MCU. The low-power Hall sensor consumes 0.54uA for the DRV5032 of TI company and the 1.8V power supply operation.
Further, an output GPIO port of the MCU is also connected with a power supply control circuit, and the output end of the power supply control circuit is connected with a sensor circuit; the power supply control circuit is used for controlling the power supply on-off of the sensor circuit. The detection equipment comprises a second MCU and a wireless communication module connected with the second MCU. The second MCU is connected with the MCU. The second MCU and the MCU use the same type of MCU with built-in wireless transmission function, and can communicate with each other in a wireless mode, such as Bluetooth and Sub-G, WiFi communication.
The system is realized in a block diagram and comprises a low-power consumption Hall sensor 11, a low-power consumption reset timer 12, a low-power consumption MCU chip 13, an MOS power supply control circuit 14 and a related sensor circuit 15; the Hall sensor and the reset timer in the long power supply state have extremely low running power consumption, and the Hall sensor is connected with the GPIO of the MCU and the detection input of the reset timer; the Internet of things product MCU is generally internally provided with a wireless communication module which is Bluetooth, Sub-G or WiFi and supports the operation of the product MCU in a deep sleep mode in a non-working state. The MCU can be further ensured to enter a normal working state through RESET RESET operation after the MCU is awakened; the GPIO of the MCU is connected with the MOS tube control end, the MOS tube is realized by the PMOS tube with extremely low turn-on resistance, the opening and the closing of the MOS are controlled by the GPIO of the MCU, the power supply of the related sensor circuit is turned on and turned off after the MCU is awakened by the power supply control of the sensor circuit, the power supply of the sensor circuit is turned off in a non-working state, and the power consumption of a product is reduced.
After the internet of things product is provided with the battery and sealed, the equipment is in a deep sleep state, the product runs with ultra-low power consumption at the moment, the operating current nA is level or a few uA, and the electric quantity consumption of the battery can be ignored.
The Hall sensor detects the change of a magnetic field above a product and outputs low-level pulse; the reset timer detects that the Hall sensor outputs low-level pulses and starts timing; only when the time length of the low-level pulse output by the Hall sensor reaches the preset time length of the reset timer, the reset timer outputs a single reset pulse to a reset input pin of the MCU chip; after the MCU detects that the Hall sensor outputs low-level pulses, whether the starting operation is continuously awakened twice is judged; if the continuous operation is not performed twice, the product automatically enters a low-power-consumption dormant state again; after the MCU judges that normal awakening operation is performed for 2 times continuously, the MCU awakens and controls the MOS power supply control circuit to start a related sensor circuit to supply power through the GPIO; and after the MCU is awakened and the power supply of the related sensor circuit is started, the product enters a normal working state.
Example 2
As shown in fig. 2-3, the method of the present embodiment includes: a method for reducing the power consumption of a battery of an Internet of things product comprises the following steps:
s1, presetting a working mode of the Internet of things equipment to be a dormant low-power-consumption state; the Internet of things equipment is powered by a battery, so that unnecessary battery current consumption is required to be reduced as much as possible, and the service life of the battery is prolonged; the sleep state is a low-power-consumption running state of the product of the Internet of things, and the power consumption of the battery is extremely low, the MOS is turned off, and the power supply to the related sensor and the wireless unit is stopped;
and turning on the MOS, and powering on the related sensor and the wireless unit.
S2, detecting whether the Internet of things equipment sends a wireless broadcast packet or not;
s3, when the detection equipment detects the wireless broadcast packet, automatically connecting abnormal awakening equipment for sending the wireless broadcast packet, and sending wireless data to enable the abnormal awakening equipment to enter a sleep mode; the wireless data is added into a data packet requesting the abnormal equipment to enter a dormant state field; the meaning of an abnormal wake-up device is: the wireless broadcast packet has a specific transmission format, the detection equipment receives the broadcast packet with the specific format and analyzes the broadcast packet by adopting the prior art, and when the format of the received broadcast packet is judged to be consistent with the format of the broadcast packet sent by the preset awakening equipment, the equipment is judged to be abnormally awakened.
Further, a startup detection signal for triggering the Internet of things equipment and a delay confirmation signal of the timing unit are collected, the number of times of triggering the startup detection signal and the delay confirmation signal of the timing unit in preset time is detected and compared with a set value, and a signal that the Internet of things equipment enters a normal working mode is output.
The method utilizes the Hall sensor to detect the output low level characteristic when the magnetic field above the Hall sensor changes, and the GPIO connected with the Hall sensor outputs a reset signal in cooperation with a reset timer after detecting two continuous low level inputs, so as to wake up the MCU to enter a normal working state. The software design adopts a continuous twice detection mechanism to effectively avoid the MCU from being awakened by mistake; the timing resetting device continuously detects the output low level signal of the Hall sensor and performs internal timing, only when the output low level signal of the Hall sensor reaches a certain time, the resetting timer outputs the resetting signal to reset the MCU, and the mode can effectively avoid the error resetting operation of the MCU. The product of the internet of things generally has a wireless transmitting function, and in order to reduce the power consumption of the battery of the product of the internet of things in abnormal use, detection equipment is also placed in a finished product packaging box of the product, when the product is in storage or transportation, the product is mistakenly awakened due to irresistible factors, the product transmits a wireless broadcast data packet, after the detection equipment detects the wireless broadcast data packet, the detection equipment automatically requests to connect the mistaken awakening equipment, and sets the mistaken awakening equipment to enter a low-power-consumption dormant state, and the product in the dormant state can not transmit the wireless broadcast data packet any more.
According to the invention, the battery power consumption of the battery-powered Internet of things product in an abnormal use state is realized by combining hardware design and software design, the power consumption of the mistaken wake-up starting machine is reduced by adopting a multi-detection mechanism, and the MCU reset mechanism after wake-up starting is adopted to ensure that the product enters a normal working state; when the product is stored or transported, the detection equipment is placed together with the product, so that the current consumption of the battery after the product is started up due to the fact that the product is awakened by mistake due to irresistible factors can be avoided. The product designed by the method can reduce the current consumption of the battery which is not normally used to the maximum extent, prolong the service life of the battery, and can meet the specific industrial application environment requirements of the product by adopting the non-contact awakening starting operation.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (5)
1. The utility model provides a system for can reduce thing networking product battery power consumption which characterized in that, includes thing networking equipment, thing networking equipment includes:
a detection unit: the system comprises a power-on detection signal used for triggering the Internet of things equipment;
a timing unit: receiving a starting-up detection signal, and outputting a confirmation signal after time delay processing;
MCU: outputting a signal that the Internet of things equipment enters a working mode after receiving the starting detection signal and the confirmation signal;
the detection device comprises: the wireless broadcast packet is used for detecting a wireless broadcast packet sent by the Internet of things equipment which abnormally enters a normal working mode, automatically connecting the equipment which abnormally enters the working mode state, and sending a request for entering a sleep mode to the abnormal awakening equipment;
and (3) abnormal awakening equipment: entering a sleep mode after receiving a sleep mode request sent by detection equipment;
the detection unit is a low-power-consumption Hall sensor, the timing unit is a low-power-consumption reset timer, and the output end of the low-power-consumption Hall sensor is connected with the GPIO port of the MCU and the starting end of the low-power-consumption reset timer; the output end of the low-power-consumption reset timer is connected with the reset end of the MCU;
the low-power-consumption Hall sensor detects the change of a magnetic field above a product and outputs low-level pulses; the reset timer detects that the low-power Hall sensor outputs a low-level pulse and starts timing; and only when the time length of the low-power-consumption Hall sensor outputting the low-level pulse reaches the preset time length of the reset timer, the reset timer outputs a single reset pulse to the reset input pin of the MCU chip.
2. The system for reducing the power consumption of the battery of the product of the internet of things according to claim 1, wherein an output GPIO port of the MCU is connected with a power control circuit, and an output end of the power control circuit is connected with a sensor circuit; the power supply control circuit is used for controlling the power supply on-off of the sensor circuit.
3. The system for reducing the power consumption of the battery of the internet of things product according to claim 1, wherein the detection device comprises a second MCU and a wireless communication module connected to the second MCU.
4. A method for reducing the power consumption of a battery of an Internet of things product is characterized by comprising the following steps:
s1, presetting a working mode of the Internet of things equipment to be a dormant low-power-consumption state;
s2, detecting whether the Internet of things equipment sends a wireless broadcast packet or not;
and S3, when the detection equipment detects the wireless broadcast packet, automatically connecting abnormal awakening equipment for sending the wireless broadcast packet, and sending wireless data to request the abnormal awakening equipment to enter a sleep mode.
5. The method as claimed in claim 4, wherein the method for reducing the power consumption of the battery of the product of the internet of things collects a startup detection signal for triggering the device of the internet of things and a delay confirmation signal of the timing unit, and outputs a signal for the device of the internet of things to enter a normal operation mode after detecting the number of times of triggering the startup detection signal and the delay confirmation signal of the timing unit in a preset time and comparing the number of times with a set value.
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| CN113611064A (en) * | 2021-08-10 | 2021-11-05 | 厦门市弘威崇安科技有限公司 | Unattended vibration-magnetism-sound sensor node |
| CN115022367A (en) * | 2022-06-02 | 2022-09-06 | 中国第一汽车股份有限公司 | Vehicle-mounted Ethernet whole vehicle ECU (electronic control Unit) awakening system, process and method |
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Effective date of registration: 20231229 Address after: Room 528, Building 2, Innovation Center, Science and Technology City New Area, Mianyang City, Sichuan Province, 621000 Patentee after: Sichuan Changhong Xinwang Technology Co.,Ltd. Address before: 621000 room 529, building 2, innovation center, science and innovation District, Mianyang City, Sichuan Province Patentee before: SICHUAN CHANGHONG NETWORK TECHNOLOGY Co.,Ltd. |
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