A Bluetooth light-up ear tag and a motion warning method using the ear tag

By designing Bluetooth lighted ear tags without data processors, using acceleration sensors and Bluetooth chips to collect and communicate animal motion information, the problems of complex structure and low warning accuracy of existing electronic ear tags are solved, and animal motion warnings with lower cost and higher accuracy are achieved.

CN112640806BActive Publication Date: 2025-04-11WUXI FOFIA TECH
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Patent Information

Application Number
CN202011579581.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-12-28
Publication Date
2025-04-11
Estimated Expiration
2040-12-28

AI Technical Summary

Technical Problem

The existing electronic chips of electronic ear tags are equipped with data processors, which leads to an increase in chip size, weight and structural complexity and high investment costs; at the same time, the existing animal motion early warning devices have low warning accuracy and are prone to false alarms.

Method used

Design a Bluetooth light-up ear tag, whose electronic chip does not contain a data processor, collects animal motion information through acceleration sensors, and communicates with remote terminals through Bluetooth chips to achieve animal motion early warning.

Benefits of technology

The structure of electronic chips is simplified, the size and weight of the chip are reduced, and the investment cost is reduced. At the same time, by dynamically adjusting the early warning threshold, the early warning accuracy is improved and false alarms are reduced.

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Abstract

A Bluetooth lighted ear tag and a motion warning method using the ear tag have a simple and reasonable structural design, can reduce the size and weight of the entire electronic chip, and can reduce the investment cost at the same time. The ear tag comprises an ear tag body worn on the ear of an animal, and an electronic chip encapsulated in the ear tag body. The electronic chip comprises an information collection module, a communication module, and a power supply module. The power supply module is used to supply power to the information collection module and the communication module. The information collection module comprises an acceleration sensor, which is used to collect acceleration information of the animal. The communication module comprises a Bluetooth chip, which is connected to the Bluetooth chip through a sensor connection circuit. The electronic chip also comprises an LED lamp, which is connected to the Bluetooth chip, and the Bluetooth chip is connected to a remote terminal for communication.
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Description

Technical Field

[0001] The invention relates to the technical field of ear tags, in particular to a Bluetooth light-up ear tag and a motion warning method using the ear tag. Background Art

[0002] In the field of animal husbandry technology, in order to facilitate livestock management, ear tags are often worn on the ears of livestock to prove their identity. Currently, the most common ear tags on the market are electronic ear tags. Electronic ear tags mainly include a main tag, an auxiliary tag, and an electronic chip encapsulated in the main tag. The electronic chip includes an information acquisition module and a communication module. The information acquisition module is used to collect information such as the animal's movement and temperature. The communication module is used to send animal-related information to a remote terminal, and the manager can read livestock-related information through the remote terminal. However, the electronic chip of the existing electronic ear tag also includes a data processor for processing the information collected by the acquisition module, which not only requires more wires for connection, increasing the size, weight and structural complexity of the entire electronic chip, but also increases the investment cost.

[0003] Studies have shown that the health of animals is closely related to their drinking, activity range, eating, roosting, running and other behaviors. For example, real-time monitoring of the animal's movement changes can effectively determine its physical health. However, there are few existing devices for animal movement warnings, and there are problems such as low detection accuracy and easy false alarms. Summary of the invention

[0004] Aiming at the problem that a data processor is set in the electronic chip of the electronic ear tag in the prior art, which easily increases the size, weight and structural complexity of the entire electronic chip and makes the investment cost high, and the existing devices for animal movement warning have the problems of low warning accuracy and easy false alarm, the present invention provides a Bluetooth light ear tag, which has a simple and reasonable structural design, can reduce the size and weight of the entire electronic chip, and at the same time can reduce the investment cost.

[0005] To achieve the above object, the technical solution adopted by the present invention is as follows:

[0006] A Bluetooth light-on ear tag comprises an ear tag body worn on an animal's ear, and an electronic chip encapsulated in the ear tag body, wherein the electronic chip comprises an information collection module, a communication module, and a power supply module, wherein the power supply module is used to supply power to the information collection module and the communication module, and wherein the information collection module comprises an acceleration sensor, wherein the acceleration sensor is used to collect acceleration information of the animal, wherein the communication module comprises a Bluetooth chip, wherein the acceleration sensor is connected to the Bluetooth chip via a sensor connection circuit; wherein the electronic chip further comprises an early warning module, wherein the early warning module is connected to the Bluetooth chip, and wherein the Bluetooth chip is communicatively connected to a remote terminal.

[0007] It is further characterized in that

[0008] The sensor connection circuit includes resistors R8 and R9, pin 1 of the acceleration sensor is respectively connected to pin 14, resistors R11 and R13, capacitors C11, C14 and C17, and battery BATT, pin 7 of the acceleration sensor is respectively connected to the other end of the resistor R13 and resistor R10, the other end of the resistor R11 is connected to pin 8 of the acceleration sensor, pin 4 of the acceleration sensor is respectively connected to one end of the resistor R8 and pin 11 of the Bluetooth chip, pin 6 of the acceleration sensor is respectively connected to one end of the resistor R9 and pin 10 of the Bluetooth chip, the other ends of the resistors R8 and R9 are connected to the battery BATT, pins 11 and 9 of the acceleration sensor are respectively connected to pins 8 and 9 of the Bluetooth chip, the other ends of the capacitors C11, C14 and C17, the other end of the resistor R10, and pins 5, 10 and 12 of the acceleration sensor are grounded;

[0009] The communication module includes capacitors C5, C6, C10, C20, C21, C23, C33, and C34. Pins 1, 33, and 46 of the Bluetooth chip are respectively connected to one end of the capacitors C10, C20, and C23. Pins 13, 36, and 48 of the Bluetooth chip are respectively connected to one end of the capacitors C21, C6, and C5 and the battery BATT. The other ends of the capacitors C5, C6, C10, C20, C21, C23, C33, and C34 and pin 49 of the Bluetooth chip are grounded. Pin 35 of the Bluetooth chip is respectively connected to one end of the capacitor C34 and the crystal oscillator Y1. 1 port, the 34 pins of the Bluetooth chip are respectively connected to one end of the capacitor C33 and the 3 pins of the crystal oscillator Y1, the 2 and 4 pins of the crystal oscillator Y1 are grounded, the 47 pins of the Bluetooth chip are sequentially connected in series with the inductors L3 and L4, the other end of the inductor L4 is connected to the 46 pins of the Bluetooth chip, the 30 pins of the Bluetooth chip are respectively connected to one end of the inductor L1 and one end of the capacitor C24, the other end of the inductor L1 is respectively connected to one end of the resistor R4 and one end of the capacitor C8, the other end of the resistor R4 is respectively connected to one end of the capacitor C9, the resistors R3 and R5, and the other ends of the resistors R3 and R5 are connected to the antenna ports E1 and E2;

[0010] The early warning module includes an LED lamp, which is a light emitting diode. The anode of the light emitting diode is connected to the battery BATT, the cathode of the light emitting diode is connected to one end of a resistor R2, and the other end of the resistor R2 is connected to pin 15 of the Bluetooth chip.

[0011] The power supply module includes the battery BATT, and the battery BATT is respectively connected to one end of capacitors C15 and C16, one end of resistor R7, and port 1 of connector J1. The other end of resistor R7 is respectively connected to one end of resistor R1, one end of capacitor C3, and pin 4 of the Bluetooth chip. The other ends of capacitors C15, C16, C3 and the other end of resistor R1 are grounded.

[0012] It also includes a debugging module, the debugging module includes a connector J3, pins 1, 2, and 4 of the connector J3 are respectively connected to pins 26, 25, and 24 of the Bluetooth chip, pin 3 of the connector J3 is grounded, pins 38 and 39 of the Bluetooth chip are respectively connected to test ports TX and RX, and the connector J3 is used to connect an external debugging device;

[0013] The model of the Bluetooth chip is NRF52810-QFAA;

[0014] The model of the acceleration sensor is LIS3HTR;

[0015] The remote terminal includes a data processor, and the remote terminal is a mobile phone, a PAD or a computer.

[0016] An animal movement warning method using the above-mentioned Bluetooth light-up ear tag is implemented based on an electronic ear tag worn on the ear of an animal, the electronic ear tag includes an ear tag body, an electronic chip is encapsulated in the ear tag body, the electronic chip includes the information collection module, a communication module, a power supply module, and an early warning module, the information collection module includes an acceleration sensor, the early warning module and the acceleration sensor are connected to the communication module, the communication module is connected to a remote terminal for communication, the remote terminal includes a data processor, and is characterized in that the animal movement warning method includes: S1, collecting animal movement information through the acceleration sensor;

[0017] S2, sending the acceleration information to the communication module;

[0018] S3, the communication module sends the motion information to the remote terminal;

[0019] S4, processing the motion information by the data processor in the remote terminal, including: S41, setting different warning thresholds according to different breeding modes, wherein the warning thresholds are determined according to the time period motion value of the animal;

[0020] S42: Switch the warning threshold according to the positioning information sent by the communication module to the remote terminal.

[0021] S43. If the motion data exceeds the warning threshold, a warning signal is generated, and the remote terminal sends the warning signal to the warning module through the communication module, and the warning module issues a warning.

[0022] It is further characterized in that the breeding mode includes free-range breeding and cage breeding;

[0023] The period motion value is counted and calculated according to a period of at least two hours, and a statistical value and the period motion value are obtained, wherein the period motion value is the average of the statistical value;

[0024] The warning threshold is a multiple of the motion value in the time period.

[0025] The following beneficial effects can be achieved by adopting the above structure of the present invention: 1. The ear tag electronic chip includes an acceleration sensor and a Bluetooth chip. The acceleration sensor is used to collect acceleration information of the animal and send the acceleration information to the Bluetooth chip through the sensor connection circuit. The Bluetooth chip is connected to the remote terminal for communication, and the acceleration information of the animal can be sent to the remote terminal. The data processing of the acceleration information is realized by the original hardware in the remote terminal. Therefore, it is not necessary to set a data processor in the electronic chip of the ear tag body, and it is not necessary to connect the information collection module, the communication module and the data processor with more connecting wires. The reduction of the data processor and the connecting wires greatly simplifies the overall structure of the electronic chip, and at the same time reduces the size and weight of the entire electronic chip, thereby reducing the investment cost.

[0026] 2. In the animal movement warning method of the present invention, the warning threshold can be determined according to different breeding modes, and the warning value can also be switched according to the positioning information sent by the positioning module. Therefore, it has a wide range of use and can meet the needs of animal movement warning in different breeding environments; the warning threshold is corrected according to the time period movement value, and the threshold can be automatically switched according to the positioning data, which greatly improves the warning accuracy and avoids problems such as false alarms. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a system structure block diagram of the present invention;

[0028] Figure 2 A circuit schematic diagram of a sensor connection circuit of the present invention;

[0029] Figure 3 is a circuit schematic diagram of the communication module of the present invention;

[0030] Figure 4 This is a circuit schematic diagram of the power supply module of the present invention;

[0031] Figure 5 is a circuit schematic diagram of the debugging module of the present invention;

[0032] Figure 6 The present invention is a flow chart of a method for using the Bluetooth light-up ear tag of the present invention to provide early warning of animal movement. DETAILED DESCRIPTION

[0033] The following will be combined with some embodiments to describe the patent scheme of the present invention in more detail. The described embodiments are only part of the embodiments of the patent of the present invention, not all of them. Based on the embodiments in the patent of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the patent of the present invention.

[0034] The following is combined with Figure 1 A Bluetooth light-up ear tag provided in an embodiment of the present invention is described in further detail.

[0035] like Figure 1 As shown, a Bluetooth light-on ear tag includes an ear tag body worn on an animal's ear, and an electronic chip encapsulated in the ear tag body. The electronic chip includes an information acquisition module 1, a communication module 2, and a power supply module 3. The power supply module 3 is used to supply power to the information acquisition module 1 and the communication module 2. The information acquisition module 1 includes an acceleration sensor U2. The model of the acceleration sensor U2 is LIS3HTR, which is used to collect acceleration information of the animal. The communication module 2 includes a Bluetooth chip. The model of the Bluetooth chip is NRF52810-QFAA.

[0036] See Figure 2 , the acceleration sensor U2 is connected to the Bluetooth chip U1 through the sensor connection circuit 3, the sensor connection circuit 3 includes resistors R8 and R9, the 1 pin of the acceleration sensor U2 is respectively connected to the 14 pin, the resistors R11 and R13, the capacitors C11, C14, C17, and the battery BATT, the 7 pin of the acceleration sensor U2 is respectively connected to the other end of the resistor R13 and the resistor R10, the other end of the resistor R11 is connected to the 8 pin of the acceleration sensor U2, the 4 pin of the acceleration sensor U2 is respectively connected to one end of the resistor R8 and the 11 pin of the Bluetooth chip, the 6 pin of the acceleration sensor U2 is respectively connected to one end of the resistor R9 and the 10 pin of the Bluetooth chip, the other ends of the resistors R8 and R9 are connected to the battery BATT, the 11 and 9 pins of the acceleration sensor U2 are respectively connected to the 8 and 9 pins of the Bluetooth chip, the other ends of the capacitors C11, C14, and C17, the other end of the resistor R10, and the 5, 10, and 12 pins of the acceleration sensor U2 are grounded;

[0037] See Figure 3The communication module 2 includes capacitors C5, C6, C10, C20, C21, C23, C33, and C34. The 1, 33, and 46 pins of the Bluetooth chip U1 are respectively connected to one end of the capacitors C10, C20, and C23. The 13, 36, and 48 pins of the Bluetooth chip are respectively connected to one end of the capacitors C21, C6, and C5, and the battery BATT. The other ends of the capacitors C5, C6, C10, C20, C21, C23, C33, and C34, and the 49 pin of the Bluetooth chip are grounded. The 35 pins of the Bluetooth chip are respectively connected to one end of the capacitor C34 and the crystal oscillator Y1. 1 port, the 34th pin of the Bluetooth chip is respectively connected to one end of the capacitor C33 and the 3rd pin of the crystal oscillator Y1, the 2nd and 4th pins of the crystal oscillator Y1 are grounded, the 47th pin of the Bluetooth chip is connected in series with the inductors L3 and L4 in sequence, the other end of the inductor L4 is connected to the 46th pin of the Bluetooth chip, the 30th pin of the Bluetooth chip is respectively connected to one end of the inductor L1 and one end of the capacitor C24, the other end of the inductor L1 is respectively connected to one end of the resistor R4 and one end of the capacitor C8, the other end of the resistor R4 is respectively connected to one end of the capacitor C9, the resistors R3 and R5, the other ends of the resistors R3 and R5 are connected to the antenna ports E1 and E2;

[0038] The electronic chip also includes an early warning module 4, which includes an LED lamp D1. The LED lamp D1 is connected to the Bluetooth chip U1, and the Bluetooth chip U1 is communicatively connected to the remote terminal 5. In this embodiment, the remote terminal 5 is a mobile phone. The LED lamp D1 is a light emitting diode. The anode of the light emitting diode is connected to the battery BATT, the cathode of the light emitting diode is connected to one end of the resistor R2, and the other end of the resistor R2 is connected to pin 15 of the Bluetooth chip.

[0039] See Figure 4 The power supply module includes a battery BATT, which is respectively connected to one end of capacitors C15 and C16, one end of resistor R7, and port 1 of connector J1. The other end of resistor R7 is respectively connected to one end of resistor R1, one end of capacitor C3, and pin 4 of the Bluetooth chip. The other ends of capacitors C15, C16, C3 and the other end of resistor R1 are grounded.

[0040] See Figure 5 It also includes a debugging module, which includes a connector J3. Pins 1, 2, and 4 of the connector J3 are respectively connected to pins 26, 25, and 24 of the Bluetooth chip, pin 3 of the connector J3 is grounded, and pins 38 and 39 of the Bluetooth chip are respectively connected to test ports TX and RX. The connector J3 is used to connect an external debugging device, and the external debugging device is connected to the Bluetooth chip through the debugging module, which is convenient for debugging the Bluetooth chip.

[0041] A method for early warning of animal movement using the above-mentioned Bluetooth light-up ear tag, the method is implemented based on an electronic ear tag worn on the ear of an animal, the electronic ear tag includes an ear tag body, an electronic chip is encapsulated in the ear tag body, the electronic chip includes an information collection module, a communication module, a power supply module, and an early warning module, the information collection module includes an acceleration sensor, and the communication module includes a Bluetooth chip. The animal movement early warning method includes: S1, collecting animal movement information through the acceleration sensor;

[0042] S2, sending acceleration information to the Bluetooth chip;

[0043] S3, Bluetooth chip sends motion information to mobile phone;

[0044] S4. The motion information is processed by a data processor in the mobile phone. The data processing specifically includes: S41. Different warning thresholds K are set according to different breeding modes. The warning threshold K is determined according to the animal's time period motion value; the breeding modes include free-range and pen-based. In this embodiment, cattle, sheep and other animals are raised in large free-range ranches. The time period motion value is counted and calculated according to a two-hour time period to obtain a statistical value X and a time period motion value Y. The time period motion value Y is the average value of the statistical value X; the warning threshold K is a multiple n of the time period motion value Y. Therefore, the range of the warning threshold K is -n*Y≤K≤+n*Y.

[0045] S42. Switch the warning threshold according to the positioning information sent by the Bluetooth chip to the remote terminal.

[0046] S43. Determine whether the motion information exceeds the warning threshold. If the motion information exceeds the warning threshold, a warning signal is generated. The remote terminal sends the warning signal to the LED light in the warning module through the Bluetooth chip. The LED light flashes and the warning module issues a warning. If the warning threshold is not exceeded, the warning threshold and motion information are stored in the memory in the mobile phone, and the warning threshold and motion information are updated in real time according to the breeding environment and actual conditions.

[0047] The specific working principle is as follows: an electronic chip is encapsulated in an ear tag body, and the ear tag body is worn on the ear of an animal. The acceleration information of the animal is collected through the acceleration sensor U2 in the electronic chip. The acceleration sensor U2 sends the acceleration information to the communication module 2 through the sensor connection circuit 3. The communication module 2 sends the acceleration information to the mobile phone and stores it, thereby realizing real-time collection of acceleration information.

[0048] 200 animals in a free-range pasture are randomly selected to determine the warning threshold. The electronic ear tag worn by each animal is used to collect and count the animal's movement data for two weeks. The data is counted every two hours to obtain a statistical value X. The warning threshold K is determined according to the statistical value X. The warning threshold is corrected at least once every two weeks. The threshold determined by the original data of two weeks is used for correction. In the later management process, the dynamic threshold determined according to the original data is updated daily. The mobile phone has a built-in data processor, which is used to process acceleration information. When the acceleration information collected in real time exceeds a preset threshold, a warning signal is generated, and the warning signal and the location information of the animal with abnormal movement are displayed through a display. At the same time, the mobile phone sends the warning signal to the Bluetooth chip U1 through its built-in Bluetooth device, and the Bluetooth chip U1 sends a signal to the LED light D1 to make the LED light D1 flash. The management personnel go to the scene to find the corresponding animal according to the location information provided by the mobile phone, and can quickly determine the animal with abnormal movement through the flashing LED light D1, which saves the search time and is convenient for the management of the management personnel. The above-mentioned Bluetooth ear tag and warning method of the present invention can have an alarm accuracy of more than 90%, which is greatly improved compared with the existing motion warning device.

[0049] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0050] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A motion warning method using a Bluetooth light-up ear tag, the Bluetooth light-up ear tag comprising an ear tag body worn on an animal's ear, an electronic chip encapsulated in the ear tag body, the electronic chip comprising an information collection module, a communication module, and a power supply module, the power supply module being used to supply power to the information collection module and the communication module, characterized in that: The information acquisition module includes an acceleration sensor, which is used to collect acceleration information of animals. The communication module includes a Bluetooth chip, and the acceleration sensor is connected to the Bluetooth chip through a sensor connection circuit; the electronic chip also includes an early warning module, and the early warning module includes an LED light. The early warning module and the acceleration sensor are connected to the communication module, and the communication module is connected to a remote terminal for communication. The remote terminal includes a data processor; the LED light is connected to the Bluetooth chip, and the Bluetooth chip is connected to the remote terminal for communication; The motion early warning method comprises: Collecting the acceleration information of the animal by means of the acceleration sensor; Sending the acceleration information to the communication module; The communication module sends the acceleration information to the remote terminal; Processing the acceleration information by the data processor in the remote terminal includes: setting different warning thresholds according to different breeding modes, wherein the warning thresholds are determined according to the time period movement value of the animal; switching the warning threshold according to the positioning information sent by the communication module to the remote terminal; If the motion data exceeds the warning threshold, a warning signal is generated, the remote terminal sends the warning signal to the warning module through the communication module, and the warning module issues a warning; The period motion value is counted and calculated according to a period of at least two hours to obtain a statistical value and the period motion value, where the period motion value is the average of the statistical value; the warning threshold is a multiple of the period motion value.

2. A motion warning method according to claim 1, characterized in that: The sensor connection circuit includes resistors R8 and R9. Pin 1 of the acceleration sensor is respectively connected to pin 14, resistors R11 and R13, capacitors C11, C14, C17, and a battery BATT. Pin 7 of the acceleration sensor is respectively connected to the other end of the resistor R13 and resistor R10. The other end of the resistor R11 is connected to pin 8 of the acceleration sensor. Pin 4 of the acceleration sensor is respectively connected to one end of the resistor R8 and pin 11 of the Bluetooth chip. Pin 6 of the acceleration sensor is respectively connected to one end of the resistor R9 and pin 10 of the Bluetooth chip. The other ends of the resistors R8 and R9 are connected to battery BATT. Pins 11 and 9 of the acceleration sensor are respectively connected to pins 8 and 9 of the Bluetooth chip. The other ends of the capacitors C11, C14, and C17, the other end of the resistor R10, and pins 5, 10, and 12 of the acceleration sensor are grounded.

3. A motion warning method according to claim 2, characterized in that: The Bluetooth chip includes capacitors C5, C6, C10, C20, C21, C23, C33, and C34. Pins 1, 33, and 46 of the Bluetooth chip are respectively connected to one end of the capacitors C10, C20, and C23. Pins 13, 36, and 48 of the Bluetooth chip are respectively connected to one end of the capacitors C21, C6, and C5 and a battery BATT. The other ends of the capacitors C5, C6, C10, C20, C21, C23, C33, and C34 and pin 49 of the Bluetooth chip are grounded. Pin 35 of the Bluetooth chip is respectively connected to one end of the capacitor C34 and pin 1 of the crystal oscillator Y1. The 34th pin of the Bluetooth chip is respectively connected to one end of the capacitor C33 and the 3rd pin of the crystal oscillator Y1, the 2nd and 4th pins of the crystal oscillator Y1 are grounded, the 47th pin of the Bluetooth chip is connected in series with the inductors L3 and L4 in sequence, the other end of the inductor L4 is connected to the 46th pin of the Bluetooth chip, the 30th pin of the Bluetooth chip is respectively connected to one end of the inductor L1 and one end of the capacitor C24, the other end of the inductor L1 is respectively connected to one end of the resistor R4 and one end of the capacitor C8, the other end of the resistor R4 is respectively connected to one end of the capacitor C9, the resistors R3 and R5, and the other ends of the resistors R3 and R5 are connected to the antenna ports E1 and E2.

4. A motion warning method according to claim 3, characterized in that: The LED lamp is a light emitting diode, the anode of the light emitting diode is connected to the battery BATT, the cathode of the light emitting diode is connected to one end of the resistor R2, and the other end of the resistor R2 is connected to the 15th pin of the Bluetooth chip.

5. A motion warning method according to claim 4, characterized in that: The power supply module includes a battery BATT, which is respectively connected to one end of capacitors C15 and C16, one end of resistor R7, and port 1 of connector J1. The other end of resistor R7 is respectively connected to one end of resistor R1, one end of capacitor C3, and pin 4 of the Bluetooth chip. The other ends of capacitors C15, C16, C3 and the other end of resistor R1 are grounded.

6. A motion warning method according to claim 5, characterized in that: It also includes a debugging module, which includes a connector J3, wherein pins 1, 2, and 4 of the connector J3 are respectively connected to pins 26, 25, and 24 of the Bluetooth chip, pin 3 of the connector J3 is grounded, and pins 38 and 39 of the Bluetooth chip are respectively connected to test ports TX and RX, and the connector J3 is used to connect an external debugging device.

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