27 results about "Arduino" patented technology

An experimental platform for implantable brain-computer interface of limited movement, comprising: a cooperative control module, which extracts the brain neuron signals of a limited rat through a microelectrode, pre-processes and extracts features of the neuron signals, analyzes and processes the movement information contained therein, converts the movement information into appropriate control instructions, and delivers the control instructions from Raspberry Pi to Arduino to control the corresponding actions of a machine rat made by the limited rat, so as to realize the movement control and sensing feedback between the limited rat and the machine rat; and an external control module, which is installed on the machine rat, and is used for carrying out epidural spinal cord electrical stimulation on the limited rat with partial movement function after incomplete spinal cord injury and combining with external equipment for rehabilitation training. The application can analyze and record the neuron signals of specific regions when the limited rat performs actions, which is helpful for in-depth analysis of the neuron activity characteristics and regulation mechanism of the limited rat.

A portable data acquisition device developed based on Arduino comprises a mainboard module, a shell, a ventilation plate and a sensor module, the mainboard module, the shell and the ventilation plate are connected to form a main body space, the sensor module is assembled on the shell, the sensor module is partially exposed in an external space of the main body space, and the mainboard module is electrically connected with the sensor module. According to the portable data acquisition device developed based on Arduino, detection of a plurality of environmental indexes can be completed, and the sensors are integrated together, so that the portable data acquisition device is convenient to carry, and the defect that space is occupied due to independent installation is avoided.

The invention discloses a pressure measuring device and a measuring method, particularly relates to the technical field of pressure measurement, and solves the technical problem that a pressure measuring device in the prior art is not suitable for teaching. According to the technical scheme, a double-strip-shaped copper foil electrode is fixed to the surface of an acrylic bearing plate, 8B pencil graphite EVA foam covers the double-strip-shaped copper foil electrode to form a sensor, and the tail end of the electrode is connected with a wire to be connected into a Wheatstone bridge; a bridge output signal is sampled by 860SPS through an ADS1115 module, and meanwhile, the NTC thermistor compensates the temperature drift in real time; the sensor receives pressure and then is connected with the Arduino through a wire to convert and output pressure change to a computer for real-time display; according to the invention, students can deeply understand a piezoresistive effect principle through a low-cost self-made device, observe dynamic pressure changes in real time, and explore a pressure distribution rule.

1. Name of this product design: Direct-plug air pump solenoid valve driver expansion board (Arduino). 2. Purpose of this product design: It is used to drive miniature air pumps and solenoid valves, and can be directly plugged into an Arduino main control board to realize gas passage control and air pressure regulation of small pneumatic devices. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The design for which protection is sought includes color.

The utility model discloses a single-chip microcomputer expansion board which comprises an expansion board body, a nano single-chip microcomputer is installed in the middle of the top end of the expansion board body, two USB power output circuits which are symmetrically arranged are fixedly installed on one side of the top end of the expansion board body, and a PCB circuit located on one side of the nano single-chip microcomputer is fixedly installed on the expansion board body. A PCB circuit is fixedly installed on one side of the top end of the expansion board body, an external power source circuit is fixedly installed on the other side of the top end of the expansion board body, an io power source connecting wire located on one side of the external power source circuit is fixedly installed on the expansion board body, and the external power source circuit is connected with a nano single-chip microcomputer. According to the arduino power supply device, the system stability of the arduino is not caused, a plurality of electric appliance circuits such as a Usb port and an io port are integrated into one circuit, the problems of bloated wiring, mutual interference of the circuits and the like are avoided, and hardware support can be provided for design and manufacturing of arduino works needing to be connected with a plurality of large-current power supply devices.

An integrated intelligent safety and surveillance system for vehicles combining multiple cameras (internal fisheye, front, rear), radar collision sensor, high-precision GPS unit, environmental sensors (temperature, humidity, air quality), and ambient LED lighting within a single embedded unit with internal battery and optional solar power. Features protocol-agnostic communication architecture (GSM / 3G / 4G / 5G, Wi-Fi, Bluetooth, satellite, CAN bus) and supports multiple platforms (Android, Arduino, ESP, Raspberry Pi, STM32). Provides collision warning, 360-degree monitoring, real-time GPS tracking, geofencing, stolen vehicle recovery, driving behavior analysis, and risk heat maps. Targets commercial vehicles, taxis, ride-sharing, and fleet management. Core innovation: integrating all systems into one flexible platform with comprehensive spatial-temporal analytics.

In an aspect of the present disclosure, an IoT-based automated voltage controller system for motor-operated three-phase autotransformer is disclosed and a method thereof. The controller system includes a single-phase bidirectional synchronous motor mechanically connected with a shaft of the autotransformer. The motor changes tapping of windings of the autotransformer through dials. A switch mode power supply (SMPS) circuit is configured to supply power to the voltage controller unit, which primarily steps down the voltage to 5V and rectify thereto into DC voltage. An Arduino-nano microcontroller associated with a plurality of modules. The modules are configured such that the output voltage of the motor-operated three-phase autotransformer remains either constant or varies at +4V irrespective of nature of power supply automatically during full load conditions, thereby compensating supply voltage fluctuations.

The utility model discloses a light path test device for three-dimensional measurement of a weak magnetic field, which relates to the technical field of weak magnetic field measurement and comprises a working circular truncated cone, a first support and a second support are fixed on the working circular truncated cone, and the end of the first support far away from the working circular truncated cone is rotatably connected with a placing plate. The end, away from the working circular truncated cone, of the second support is rotationally connected with an angle adjusting plate, a magnetic field measuring box is fixed to the angle adjusting plate, an Arduino development board is fixed into the magnetic field measuring box, a polarizer and an analyzer are arranged on the two sides of the Arduino development board respectively, and a photodiode electrically connected with the Arduino development board is arranged on the Arduino development board. An aluminized reflecting mirror which rotates in the magnetic field measuring box is arranged on the outer side of the polarizer or the polarization analyzer, and a Helmholtz coil is further arranged between the first support and the second support; the equipment can more accurately measure the magnetic field intensity in the magneto-optic glass, and avoids the limitation that the Faraday effect can only enable a light beam in the same direction as the magnetic field to deflect.

This invention discloses a group air supply system for equipment and a method for controlling the airflow in the pipeline. The group air supply system includes a temperature sensor group, pipeline components, a diameter-changing mechanism, a servo motor, and an Arduino board. The temperature sensor group monitors the outlet air temperature, equipment temperature, and ambient temperature. The servo motor adjusts the opening of the diameter-changing mechanism through the cooperation of transmission components. The Arduino board is connected to the signal pins of the servo motor and is suitable for outputting analog signals. This invention can monitor the development and changes of the temperature field of each device in the group during operation and heat dissipation, facilitating real-time guidance on the temperature preparation of the cold source. The Arduino board outputs analog signals to control the servo motor to drive the diameter-changing mechanism to automatically adjust the opening of the central through-hole formed by multiple arc-shaped baffles. This allows for adjustment of the airflow according to the actual situation of the equipment, coordinating the airflow distribution in the system.

The application discloses an ammonia volatile online detection device based on an Arduino board, which comprises a rain cover, a one-way air cavity, a support, a cleaning chamber, a data processing unit, a detection chamber, a PTC heating element, a stepping motor, a screw rod and a gravity blade I; the rain cover is fixed above the one-way air cavity through a rain cover support, the cleaning chamber is fixed at the top center of the one-way air cavity and communicates with the one-way air cavity, the detection chamber is fixed at the top of the cleaning chamber and below the rain cover, more than three supports are movably arranged outside the lower part of the one-way air cavity, and the bottom of the one-way air cavity is provided with an opening; the device has high automation degree, is easy to carry, can adapt to a field detection environment, can stably remotely detect ammonia concentration, and the detection result is relatively accurate.

The invention provides a portable plasma extractor integrated with a micro-fluidic chip, and relates to the technical field of plasma extractors. Comprising an instrument shell, a micro-fluidic chip, a fluid driving module and a signal generating module, the instrument shell comprises an upper cover and a lower shell, and keys and a test tube for man-machine interaction are arranged outside the instrument shell; the micro-fluidic chip is formed by bonding a glass substrate and a polydimethylsiloxane (PDMS) micro-channel, and plasma and blood cells are separated through a Y-shaped outlet; the fluid driving module comprises two groups of identical driving units, and each group of driving units comprises an injector, a stepping motor and an electromagnetic valve; the signal generation module comprises an Arduino development board, a motor drive expansion board and a mobile power supply, and can accurately regulate and control flow velocity and liquid path switching. The device has the advantages of small size, simplicity and convenience in operation, low cost and the like, is convenient to maintain, assemble and disassemble due to modular design, and supports operation separated from an external power supply.

The invention provides a multi-manipulation simulation electrical stimulator based on four conductive gel patches, and the electrical stimulator comprises a host part which is used for generating, modulating and controlling an electrical stimulation signal; wherein the host part comprises a main circuit board; the main circuit board comprises a data storage module used for storing a digital parameter set of massage and acupuncture manipulation; the dual-channel electrical stimulation circuit module is used for generating a bidirectional asymmetric pulse waveform; the Arduino circuit development board module is used for outputting a control instruction to the dual-channel electrical stimulation circuit module and generating two groups of electrical stimulation signals with adjustable frequency, intensity and time sequence; the safety protection circuit module is used for monitoring output current and voltage; the connecting part is connected with the host part and is used for transmitting the electrical stimulation signal; and the patch part is connected with the connecting part and is used for being in contact with the skin and outputting an electrical stimulation signal. Accurate simulation of traditional Chinese medicine manipulation is realized, the limitation of single-channel output electrical stimulation is overcome, and a space-time synergistic effect is provided, so that the user experience is effectively enhanced.

The invention relates to the field of agricultural product processing equipment, in particular to an intelligent deep-fried prepared food grading system which comprises a supporting frame, a conveying mechanism, a detecting mechanism, a grading executing mechanism, a control mechanism and a collecting mechanism. The supporting frame is constructed by aluminum profiles to form a mounting foundation; the conveying mechanism comprises a stainless steel mesh conveying belt, a motor and an encoder; the detection mechanism comprises an industrial camera and an edge computing device, a deep learning model embedded in the edge computing device classifies products in real time, grabbing position coordinates and grabbing time intervals of the unqualified products are sent to a control mechanism end Arduino development board, and the Arduino development board determines the grabbing position coordinates of the unqualified products according to the two pieces of received information and the speed of a conveying belt. Task scheduling, movement control of a Delta robot and opening and closing grabbing of a fin line claw are further conducted, unqualified products above the conveying belt are safely grabbed to a defective product collecting area, qualified products and the unqualified products fall into corresponding collecting frames after reaching the tail end of the conveying belt, and the consistency and the percent of pass of fried prepared food are guaranteed.

The invention provides a P2P mixed test platform based on Arduino and Python cooperation and a test method thereof.The test platform comprises a hardware control module, a software solving module, a communication protocol module and a safety protection module, and the hardware control module adopts an open source microcontroller to achieve driving of physical equipment and sensor data collection; comprising a microcontroller unit, an actuating mechanism driving unit and a sensor acquisition unit, the software solving module comprises a numerical simulation unit, a parameter identification unit and a self-adaptive control unit, the numerical simulation unit integrates a Newmark explicit or implicit integral algorithm, the parameter identification unit adopts a Kalman filtering algorithm to realize real-time estimation of system parameters, and the self-adaptive control unit dynamically adjusts control parameters according to real-time feedback. The Python-Arduino hybrid test platform solves the problems of real-time performance, precision and cost in aircraft structural strength analysis, and is flexible, expandable, easy to use, low in cost and high in precision.

The invention belongs to the technical field of robot control, and provides an open source control system and method for operation parameters of a patrol robot based on a working scene, and the method comprises the steps: taking Arduino master control as a core, employing an ACS712 current sensor in hardware to collect motor current in real time so as to judge the load change, and carrying out the control of the Arduino master control; the ground material characteristic value and the track deviation are synchronously detected by using the infrared reflectivity of the track sensor; basic PID parameters are preset in the software level, PID output is dynamically corrected in combination with a ground material-load characteristic value interval library, the path trend is pre-judged through linear fitting of historical track data, and the rotating speed of a motor is adjusted in advance; according to the scheme, self-adaptive control under different loads and ground materials is achieved, the problem that traditional PID control is prone to being interfered by the environment to cause trajectory deviation is solved, the stability and adaptability of the robot in complex scenes are improved, and the method is suitable for diversified scenes such as industrial inspection tour and logistics distribution.

The application discloses a sludge conditioner automatic optimization system based on an Arduino development board control and belongs to the technical field of environmental protection. The application combines an Arduino Uno development board, Python programming and serial communication technology, realizes real-time processing of data by a PC end, and converts results into standard current signals by an Arduino controller to feed back to a dosing metering pump. Meanwhile, frequency scanning test is carried out by using an electrochemical impedance instrument, and Savitzky-Golay filters are used to smooth the obtained electrochemical parameters d s / f c , and the change rate thereof is calculated. Whether the dosing amount is in an optimal range is judged according to the change rate, if not, the dosing instruction is continuously executed until the change rate value is in the interval range of-0.001-0.001, and finally, a system prototype of sludge dewatering performance change-electrical signal transmission-brain-like decision-making-conditioning dosing intelligent control is established. The application is expected to solve the problems of existing overdosing and unstable conditioning effect.

The utility model relates to an electronized suitcase card with a voice prompt module, which comprises a shell and a circuit assembly, the circuit assembly comprises a voice prompt module, a suitcase information display module and a power supply module, and the voice prompt module comprises a wireless receiving module, an mp3 module and a loudspeaker module. A DATA pin of the wireless receiving module is connected with an IO0 pin of the mp3 module through a first triode, and the mp3 module is electrically connected with the loudspeaker module; the suitcase information display module comprises an Arduino module, a screen display module and a screen-off button, and a pin of the Arduino module is connected with the screen display module through an SPI protocol; the power supply module comprises a battery module, a charging module and a boosting module, the input end of the boosting module is connected with the battery module, and the output end of the boosting module is respectively connected with the voice prompt module and the suitcase information display module.

A high-voltage single-pulse generation system belongs to the fields of software development and electronic engineering. This invention mainly comprises two subsystems: a software system and a hardware system, which are connected and transmit data via a USB cable. The hardware system consists of three parts: an Arduino development board, a high-voltage switching circuit, and a high-voltage DC power supply. The user precisely sets the required pulse width of the high-voltage single pulse in the software and then transmits this pulse width information to the Arduino development board in the hardware system. The Arduino development board emits a single low-voltage pulse with a peak value of 5V and a pulse width identical to the value set in the software. The high-voltage switching circuit receives the single low-voltage pulse information emitted by the Arduino development board and drives the opening and closing of the high-voltage relay contacts in the circuit according to the pulse width. The high-voltage DC power supply provides the pulse peak value for the system. Through the organic combination of the software and hardware systems, a single high-voltage pulse with precisely adjustable pulse width and peak value can be generated. This system is low-cost, easy to implement, highly practical, and easy to promote.

The invention provides a small rotor motor rotating speed control method and system, and the method comprises the steps: firstly building a small rotor motor rotating speed control system which comprises a motor, an electronic speed controller, an Arduino circuit board, an upper computer, a test bed, a DC power supply, a data collection system, a BEC power supply and a Hall current sensor; an Arduino circuit board port is defined; initializing control parameters of the motor; calibrating the stroke of the electronic speed control accelerator; calibrating the current of the motor; and adjusting motor control parameters according to the change condition of the motor rotating speed to complete motor rotating speed control. According to the invention, closed-loop control of motor speed and independent real-time acquisition and monitoring of multi-motor current can be realized, the speed control precision can be improved, the reliability of test data can be improved, the influence on the test progress and even the test safety caused by the damage of the motor due to overlarge current can be avoided, the equipment development cost can be reduced, and the test cost can be saved.

The invention relates to the technical field of music controllers, and discloses a performance music controller based on an Arduino technology. Comprising an Arduino master control system, the Arduino master control system comprises a multi-person sound acquisition module, a pre-stored feature database, a signal processing module, a tone analysis module, a light control module, a frequency division matching module and an audio output module, an ATmega2560 chip, 54 digital I / O and 16 analog inputs are adopted, a 16MHz clock frequency supports multi-task scheduling, a 256KB Flash storage space is adopted, and the frequency division matching module is connected with the audio output module. The system is connected with a Micro SD card module through an SPI interface, needs logic level conversion, an MAX9814 microphone array, a signal-to-noise ratio of 70dB and 2.7-3.3 V low-power-consumption power supply, is internally provided with an electret film and an amplifier, has 16-bit ADC conversion precision, realizes 85-255Hz human vocal band-pass filtering through an FIR filter group, suppresses environmental noise through an LMS adaptive algorithm, synchronously processes sound acquisition through a multi-thread architecture, and is high in reliability. Simulation pins A0-A15, a data matching SPI bus and a storage operation ICSP interface, and 3.3 V logic level conversion ensure peripheral compatibility.

The invention belongs to the technical field of continuous variable quantum optics, and particularly relates to an optical resonant cavity length control and locking integrated device and method based on an Arduino platform. According to the device and the method, a control platform with an Arduino development board as a core is adopted and is respectively connected with three analog signal input modules (a signal amplification module, a phase delay module and a cavity length control signal action module) and two digital signal input modules (a demodulation signal receiving module and an adjustment and correction signal module); according to the invention, module functions of in-phase quadrature modulation / demodulation, PI control, low-pass filtering, frequency mixing, phase delay and the like are realized, a conventional electrical instrument is replaced, and control and locking of the cavity length of the optical resonant cavity are completed. The device or the method provided by the invention provides a basis for miniaturization and integration of the quantum light source, is also suitable for integration of an optical resonant cavity feedback system of a laser, and widens the application fields of the quantum light source and a laser light source.

The application belongs to the technical field of new energy vehicle teaching and training equipment, and discloses a high-voltage safety training interaction system and method based on Arduino and Unity3D and a storage medium. The system comprises a modular vehicle unit, an interaction display module and a safety control module group. The detection terminal of the vehicle high-voltage system circuit diagram is electrically connected with the real vehicle high-voltage connector. The interaction display module is loaded on the Unity3D platform and integrates teaching mode selection, high-voltage operation, data simulation measurement, fault examination and other modules. The safety control module group is double-protected by the leakage protector and the physical safety lock. The training method covers system detection, vehicle authorization, safety verification, multi-mode operation and the generation of a multi-dimensional scoring report containing a fault positioning heat map. The application realizes real-time synchronization of physical operation and virtual simulation through the combination of software and hardware, solves the problems of existing training equipment, such as the disconnection between the real object and the virtual object, poor adaptation to multiple vehicle types and insufficient safety protection, and is suitable for scenes such as vocational colleges and vehicle training centers.

A tool is presented herein capable of performing several electrical measurements and generating several electrical outputs. The tool can be configured to perform measurements and provide outputs most commonly utilized when developing and diagnosing failures of a hardware platform based around a microcontroller. The tool can have a form factor and a header configuration compatible for mating with an external microcontroller or minicomputer developer board such as Arduino, UDOO, Raspberry Pi, TI LaunchPad, STM Nucleo, BeagleBone, etc.

The application belongs to the technical field of interactive education, and discloses a marine environmental protection stereoscopic electronic book, a control method, a medium, equipment and a terminal. The marine environmental protection stereoscopic electronic book system comprises a card paper main body, a stereoscopic book paper circuit, a stereoscopic conductive machine, a conductive material, an Arduino board, a sensor and a circuit hiding plate. The application combines the paper circuit and the stereoscopic book, adopts conductive ink, sensors, Arduino technology and the like to enrich the structural form of the stereoscopic book, provides a new interactive mode, and publicizes the importance of protecting the marine environment. In terms of the interactive mode, the application is novel enough to arouse people's curiosity. In terms of the content form, the application brings an immersive interactive experience, and people can learn marine environmental protection knowledge in the process of touching, moving and sensing. Through the use of light and shadow effects, a story about the journey of a plastic bag is described, the operation is simple and timely, natural interaction is realized, and the theme of protecting the ocean is highlighted.

This utility model relates to the field of electronic testing instrument technology, specifically to a rapid testing system for DB9 connector communication cables based on Arduino. The system includes an Arduino main control board, a power supply, a TFT LCD display, a multiplexer, a protection circuit, a logic level circuit, a DB9 connector male socket, and a DB9 connector female socket. The power supply is connected to the Arduino main control board, the TFT LCD display, and the multiplexer. The TFT LCD display and the multiplexer are connected to the Arduino main control board. Both the DB9 connector male and female sockets are connected to the Arduino main control board via the multiplexer. This utility model offers advantages such as simplicity, speed, intuitive and accurate result display, and time and effort savings in the testing of DB9 connector communication cables.

The invention discloses an Arduino-based intelligent agricultural environment monitoring and automatic regulation and control method and system, and belongs to the technical field of intelligent agriculture. The method comprises the following steps: initializing a system; environment parameter data and crop image data are collected in real time through the Arduino development board; the environment parameters are compared with a preset threshold value, and an actuator is automatically controlled to adjust; and locally displaying the data and the image and uploading the data and the image to a cloud platform. The system comprises a main control module, a power supply module and a power supply module, wherein the main control module takes an Arduino UNO R3 as a core; the data acquisition module is composed of a DHT11 temperature sensor, a 5516 photoresistor, a soil humidity sensor and an ESP32-CAM camera; a data transmission module of ESP8266-01S is adopted; the action execution module comprises a PTC (Positive Temperature Coefficient) heating sheet, a fan, a water pump and an LED; and an LCD1602 local display module. According to the invention, a reliable reference scheme is provided for transition and transformation from traditional agriculture to intelligent agriculture, the production efficiency of agriculture is improved, and the progress of agricultural automation and intelligence is promoted.