CN111964687A - Device capable of recording step under low electric quantity state - Google Patents
Device capable of recording step under low electric quantity state Download PDFInfo
- Publication number
- CN111964687A CN111964687A CN202010836702.9A CN202010836702A CN111964687A CN 111964687 A CN111964687 A CN 111964687A CN 202010836702 A CN202010836702 A CN 202010836702A CN 111964687 A CN111964687 A CN 111964687A
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- China
- Prior art keywords
- low
- dropout linear
- sensor
- acceleration sensor
- power supply
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
- G01C22/006—Pedometers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Power Sources (AREA)
Abstract
The invention discloses a device capable of still recording steps under a low electric quantity state, which comprises a wrist wearing equipment body, wherein a main controller, a power supply and a step counting module are arranged in the wrist wearing equipment body, the power supply respectively supplies power to the main controller and the step counting module, the device also comprises a low-dropout linear voltage regulator, the power supply is electrically connected with the step counting module through the low-dropout linear voltage regulator, the step counting module comprises an acceleration sensor and a sensor center, and the acceleration sensor is electrically connected with the sensor center.
Description
Technical Field
The invention relates to the technical field of intelligent hardware, in particular to a device capable of recording steps under a low-power state.
Background
Present wrist wearing equipment is in the state of low-power at the system, and complete machine system is just in the power off state, and acceleration sensor no longer works. Sometimes, the user cannot charge the device immediately. There is no way to do this if the user desires to continue with the step.
Therefore, a device capable of recording steps under the low-battery state is provided.
Disclosure of Invention
The present invention is directed to a device capable of recording steps in a low power state, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device that still can note step under low-power state, includes wrist wearing equipment body, inside main control unit, power and the meter step module of being equipped with of wrist wearing equipment body, the power gives respectively main control unit with the meter step module power supply, still including low-dropout linear voltage regulator, the power passes through low-dropout linear voltage regulator with meter step module electricity is connected.
Preferably, the step counting module comprises an acceleration sensor and a sensor hub, and the acceleration sensor is electrically connected with the sensor hub.
Preferably, the low dropout linear regulator comprises an EN pin, and the EN pin is controlled by a port expander.
Preferably, the low dropout regulator is electrically connected with the acceleration sensor and the sensor hub respectively, and the power supply is electrically connected with the low dropout regulator.
Preferably, the port expander is in a pull-up input mode.
Preferably, the low dropout regulator is electrically connected with the acceleration sensor and the sensor center respectively, the power supply is electrically connected with the low dropout regulator, and the acceleration sensor and the sensor center are electrically connected with the main controller respectively.
Preferably, the port expander is in a pull-down input mode.
Compared with the prior art, the invention has the beneficial effects that: the utility model provides a device that can still note step under low electric quantity state, is through setting up low dropout linear regulator, is connected meter step module and power through low dropout linear regulator to when the electric quantity is low, even the system is in low punctiform attitude, acceleration sensor still can work, continues to record user's step number.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1-a main controller, 2-a power supply, 3-a step-counting module, 301-an acceleration sensor, 302-a sensor center and 4-a low-dropout linear voltage regulator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a device capable of still recording steps under a low-power state comprises a wrist wearing device body, wherein the wrist wearing device body can enable an intelligent watch, an electronic device which can only use a bracelet and the like to have a step counting function, a main controller 1, a power supply 2 and a step counting module 3 are arranged inside the wrist wearing device body, the power supply 2 supplies power to the main controller 1 and the step counting module 3 respectively, the main controller 1 is used for providing main functions of the wrist wearing device body and plays a role in control, different wrist wearing devices are different in circuit of the main controller 1, but belong to the prior art, the device is not repeated any more, and further comprises a low-dropout linear regulator 4, the power supply 2 is electrically connected with the step counting module 3 through the low-dropout linear regulator 4, and the low-dropout linear regulator is a new generation of integrated circuit, when the voltage of the power supply 2 is reduced due to low power, a stable voltage is supplied to the step counting module 3 through the low dropout regulator 4, so that the step counting module 3 keeps working.
Specifically, the step counting module 3 includes an acceleration sensor 301 and a sensor hub 302, and the acceleration sensor 301 and the sensor hub 302 are electrically connected.
Specifically, the low dropout regulator 4 comprises an EN pin, the EN pin is controlled by a port expander, and the low dropout regulator 4 is configured by the EN pin on the low dropout regulator 4 to keep the low dropout regulator 4 in a normally-on or normally-off state.
Specifically, the low dropout regulator 4 is electrically connected to the acceleration sensor 301 and the sensor hub 302, respectively, the power supply 2 is electrically connected to the low dropout regulator 4, and the acceleration sensor 301 and the sensor hub 302 are directly connected to the power supply 2 through the low dropout regulator 4, so that the acceleration sensor 301 and the sensor hub 302 are directly supplied with power from the power supply 2.
Specifically, the port expander is in a pull-up input mode, so that the low dropout regulator 4 is in a normally open state, and the step counting module 3 can start to work after the power is turned on.
The working principle is as follows: when the invention is used, the power supply 2 supplies power to the step counting module 3 through the low dropout linear regulator 4, and when the power supply 2 is low and the main controller 1 is powered off, the low dropout linear regulator 4 can still supply power to the step counting module 3, so that the step counting module 3 can work continuously.
Example 2
Referring to fig. 2, the present invention provides a technical solution: a device capable of still recording steps under a low-power state comprises a wrist wearing device body, wherein the wrist wearing device body can enable an intelligent watch, an electronic device which can only use a bracelet and the like to have a step counting function, a main controller 1, a power supply 2 and a step counting module 3 are arranged inside the wrist wearing device body, the power supply 2 supplies power to the main controller 1 and the step counting module 3 respectively, the main controller 1 is used for providing main functions of the wrist wearing device body and plays a role in control, different wrist wearing devices are different in circuit of the main controller 1, but belong to the prior art, the device is not repeated any more, and further comprises a low-dropout linear regulator 4, the power supply 2 is electrically connected with the step counting module 3 through the low-dropout linear regulator 4, and the low-dropout linear regulator is a new generation of integrated circuit, when the voltage of the power supply 2 is reduced due to low power, a stable voltage is supplied to the step counting module 3 through the low dropout regulator 4, so that the step counting module 3 keeps working.
Specifically, the step counting module 3 includes an acceleration sensor 301 and a sensor hub 302, and the acceleration sensor 301 and the sensor hub 302 are electrically connected.
Specifically, the low dropout linear regulator 4 comprises an EN pin, which is controlled by a port expander.
Specifically, the low dropout regulator 4 is electrically connected to the acceleration sensor 301 and the sensor hub 302, the power supply 2 is electrically connected to the low dropout regulator 4, the acceleration sensor 301 and the sensor hub 302 are electrically connected to the main controller 1, and the acceleration sensor 301 and the sensor hub 302 are powered by the main controller 1.
Specifically, the port expander is in a pull-down input mode, preventing the low dropout linear regulator 4 from being turned on when the system is just powered up. If the devices connected to the low dropout regulator 4 have IO voltage, the IO voltage may flow back into the main controller 1, which may cause system shutdown leakage or abnormal startup.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a device that still can note step under low battery state, includes wrist wearing equipment body, inside main control unit (1), power (2) and the meter step module (3) of being equipped with of wrist wearing equipment body, power (2) give respectively main control unit (1) with meter step module (3) power supply, its characterized in that: the step counter is characterized by further comprising a low-dropout linear regulator (4), wherein the power supply (2) is electrically connected with the step counting module (3) through the low-dropout linear regulator (4).
2. The apparatus of claim 1, wherein the step-keeping means is further configured to: the step counting module (3) comprises an acceleration sensor (301) and a sensor hub (302), wherein the acceleration sensor (301) is electrically connected with the sensor hub (302).
3. The apparatus of claim 2, wherein the step-keeping means is further configured to: the low dropout linear regulator (4) comprises an EN pin, and the EN pin is controlled by a port expander.
4. The apparatus of claim 3, wherein the step-keeping means is further configured to: the low dropout linear regulator (4) is respectively electrically connected with the acceleration sensor (301) and the sensor center (302), and the power supply (2) is electrically connected with the low dropout linear regulator (4).
5. The apparatus of claim 4, wherein the step-keeping means is further configured to: the port expander is in a pull-up input mode.
6. The apparatus of claim 3, wherein the step-keeping means is further configured to: the low dropout linear regulator (4) respectively with acceleration sensor (301) with sensor maincenter (302) electricity is connected, power (2) with low dropout linear regulator (4) electricity is connected, acceleration sensor (301) with sensor maincenter (302) respectively with main control unit (1) electricity is connected.
7. The apparatus of claim 6, wherein the step-keeping means is further configured to: the port expander is in a pull-down input mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010836702.9A CN111964687A (en) | 2020-08-19 | 2020-08-19 | Device capable of recording step under low electric quantity state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010836702.9A CN111964687A (en) | 2020-08-19 | 2020-08-19 | Device capable of recording step under low electric quantity state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111964687A true CN111964687A (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010836702.9A Pending CN111964687A (en) | 2020-08-19 | 2020-08-19 | Device capable of recording step under low electric quantity state |
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| CN (1) | CN111964687A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894036A (en) * | 2010-07-21 | 2010-11-24 | 中兴通讯股份有限公司 | Mobile terminal and starting up method thereof |
| CN102209129A (en) * | 2011-05-30 | 2011-10-05 | 惠州Tcl移动通信有限公司 | Mobile phone |
| CN202750311U (en) * | 2012-09-26 | 2013-02-20 | 广东欧珀移动通信有限公司 | Emergency drive circuit of mobile phone flashlight |
| CN203772283U (en) * | 2013-11-18 | 2014-08-13 | 江苏物联网研究发展中心 | Energy-saving type electronic pedometer based on human body kinetic energy acquisition |
| CN104679087A (en) * | 2013-11-26 | 2015-06-03 | 惠州市德赛西威汽车电子有限公司 | Vehicle-mounted low-dropout linear voltage stabilizer circuit and low-voltage compensating circuit thereof |
| CN108654013A (en) * | 2018-06-15 | 2018-10-16 | 蔡旭东 | A kind of pressure relief ball for promoting impotence maturation in arteriovenous |
| CN210608574U (en) * | 2019-07-26 | 2020-05-22 | 晶晨半导体（深圳）有限公司 | System for output stable voltage when realizing battery low-power |
-
2020
- 2020-08-19 CN CN202010836702.9A patent/CN111964687A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894036A (en) * | 2010-07-21 | 2010-11-24 | 中兴通讯股份有限公司 | Mobile terminal and starting up method thereof |
| CN102209129A (en) * | 2011-05-30 | 2011-10-05 | 惠州Tcl移动通信有限公司 | Mobile phone |
| CN202750311U (en) * | 2012-09-26 | 2013-02-20 | 广东欧珀移动通信有限公司 | Emergency drive circuit of mobile phone flashlight |
| CN203772283U (en) * | 2013-11-18 | 2014-08-13 | 江苏物联网研究发展中心 | Energy-saving type electronic pedometer based on human body kinetic energy acquisition |
| CN104679087A (en) * | 2013-11-26 | 2015-06-03 | 惠州市德赛西威汽车电子有限公司 | Vehicle-mounted low-dropout linear voltage stabilizer circuit and low-voltage compensating circuit thereof |
| CN108654013A (en) * | 2018-06-15 | 2018-10-16 | 蔡旭东 | A kind of pressure relief ball for promoting impotence maturation in arteriovenous |
| CN210608574U (en) * | 2019-07-26 | 2020-05-22 | 晶晨半导体（深圳）有限公司 | System for output stable voltage when realizing battery low-power |
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