852 results about "Microcontroller" patented technology

Systems and methods for booting an alternate Operating System (OS) by Out-of-Band (OOB) processors in heterogeneous computing platforms. In some embodiments, a heterogeneous computing platform may include an OOB Microcontroller Unit (MCU) and a memory coupled to the OOB MCU, the memory having program instructions stored thereon that, upon execution by the OOB MCU, cause the OOB MCU to, in response to an OOB command, enable a host processor to load an alternate OS boot image, where the alternate OS boot image is stored in a storage device external to the heterogeneous computing platform.

The application relates to the technical field of motor control, and discloses a low-voltage motor based on segmented threshold PWM control, which comprises a motor shell, a motor tail cover arranged at the tail of the motor shell, a control circuit board arranged at the middle of the motor tail cover, a device assembly arranged on the surface of the control circuit board, wherein the device assembly comprises a microcontroller arranged on the surface of the control circuit board, the microcontroller is internally provided with a control system, and the device assembly further comprises a PWM signal input unit, a power input and filtering unit, a voltage reduction and stabilization unit, a reverse electromotive force and voltage sampling unit, a motor power driving unit, a current sampling unit and a temperature detection unit arranged on the surface of the control circuit board. The application utilizes segmented threshold control, closed-loop speed regulation architecture and dynamic threshold reconstruction logic to realize shielding of instruction jitter and accurate speed regulation, and the current determination boundary is reconstructed in real time through the speed deviation and the running state, so that the transient response capability of the motor and the hardware safety and reliability under all working conditions are considered.

This invention relates to a low-power docking station and its control method. It includes a USB-C interface, a power interface, a sleep power supply module, a system power supply module, a protocol control module, a docking station module, a switch module, a switching module, a microcontroller, and a scanning module. The power interface connects to the voltage input terminal of the sleep power supply module and is connected to the voltage input terminal of the system power supply module via the switch module. The system power supply module connects to the power supply terminals of the docking station module and the protocol control module. The switching module connects to the communication terminals of the USB-C interface, the protocol control module, the microcontroller, and the scanning module. The microcontroller detects the device connection status of the USB-C interface and controls the operating status of the switching module, the switch module, and the scanning module based on the detection results. This allows switching the communication link connection of the USB-C interface, connecting or disconnecting the power input of the system power supply module, and controlling the scanning module to operate when no device is connected. This invention features lower standby power consumption, better compatibility, and convenient operation.

The utility model provides a kind of multimode flat intelligent device, it is characterized by including: with the first shell with first communication interface on multimode intercom movable connection, the second shell with operating button on it is hinged with first shell by hinge shaft, the first communication interface on first shell is inserted with the communication interface on multimode intercom, first communication interface, operating button and microcontroller in first shell or second shell are electrically connected.The existing function of multimode intercom can be used to directly connect the device, complete the operation and accurate transmission of the car control instruction, reduce the communication and waiting time in the car operation, improve the efficiency of the car operation, avoid the vehicle collision, derailment and other accidents caused by misoperation, ensure the safety of railway transportation, without changing the existing system architecture, realize the upgrading of equipment, improve the safety and practicality of equipment.

One or more programs of a microcontroller are updated using an update method including individually updating different images of the one or more programs. The updating of each image includes: selecting of a program to be executed, from among several programs, on booting of the microcontroller; selecting one or more memory slots of the one or more programs into which to load an image used for the update; and updating version and image dependency data of the one or more programs contained in an update program.

This invention provides a high-efficiency dust suppression device for indoor construction, relating to the field of construction dust suppression technology. It includes: a main body with a guide groove on its front end; a rotating shaft is mounted inside the guide groove via a bearing; an inclined baffle is fixedly mounted on the outer circumference of the rotating shaft; and a horizontal baffle is fixedly mounted on the top of the inclined baffle. This invention, in conjunction with a pre-run monitoring and timing module, a pre-run confirmation timing module, and a microcontroller, forms an intelligent locking and control system. Upon pump startup, the motor and confirmation button are simultaneously locked, forcing personnel to observe for one minute. Within a subsequent 3-second confirmation cycle, if the confirmation button is not pressed, the system automatically cycles through locking and restarting the pre-run process, completely eliminating the risk of unattended operation and equipment malfunction. This solves the problem of traditional construction atomizing dust suppression equipment lacking a mandatory pre-run and confirmation mechanism, where construction personnel often directly turn on the spray without pre-running to check the nozzle status, easily leading to excessive water volume in certain areas and spray dead zones.

This invention belongs to the field of flight control computer hardware architecture technology, specifically relating to a heterogeneous flight control core circuit and system. This invention integrates a microcontroller unit and an artificial intelligence coprocessor unit on the same printed circuit board, achieving data and command interaction through isolated high-speed interconnect channels. The microcontroller unit constitutes the safety control and real-time decision-making domain, used to execute safety-critical and hard real-time tasks, and to implement operational management and fault isolation for the artificial intelligence coprocessor unit; the artificial intelligence coprocessor unit constitutes the intelligent sensing and computing domain, used to execute computationally intensive and non-real-time critical tasks. This architecture achieves decoupling and collaboration between the safety domain and the computing domain at the hardware level, ensuring both high functional safety and determinism in flight control, while fully releasing the high-performance computing power required for intelligent sensing, thus meeting the dual requirements of advanced aircraft for highly reliable flight control and intelligent function expansion.

An electric tool power control apparatus includes a microcontroller, a power converter, a voltage detector, a trigger switch, a first transistor, a second transistor, a third transistor, and a diode. When the trigger switch is turned on, the voltage detector detects a battery voltage, and the voltage detector performs a delay time and keep the third transistor turned off within the delay time, and the power converter receives the battery voltage and converts the battery voltage into a driving voltage and transmits the driving voltage to the microcontroller to drive and wake up the microcontroller, and after the microcontroller is awakened, the microcontroller turns on the first transistor to turn on the second transistor to enter a self-holding state, and the voltage detector detects a ground through the diode and the first transistor within the delay time so that the voltage detector stops detecting the battery voltage.

The present application relates to the technical field of microcontroller, and discloses a photovoltaic heating segmented control system based on a microcontroller.The system comprises a photovoltaic power generation module, an energy storage module, a heating module and a control module with a built-in microcontroller, and each module is configured with a standardized quick plug structure.The microcontroller executes a multi-scene segmented control program, which contains temperature threshold driven heating cycle control, energy storage charging and discharging priority segmented scheduling, photovoltaic output winter enhancement logic, valley electricity priority grid auxiliary heating logic and module fault adaptation and tool-free autonomous maintenance logic.The system realizes full-process collaborative segmented scheduling of multi-source energy flow, dynamically matches power according to photovoltaic output attenuation and load fluctuation, maintains continuous operation of the heating loop in extremely low temperature, and realizes autonomous replacement and maintenance of the modules.

The utility model discloses a kind of intelligent double-fan coil control panel, it is related to frequency conversion fan control technical field, the control panel includes control circuit, the control circuit includes: single-chip microcontroller, including communication chip;Power supply circuit, including buck chip, the buck chip is used to output 15V, 12V, 5V direct current voltage and 12V direct current voltage output to relay;Storage circuit, including storage chip;IPM module, including temperature acquisition circuit and overload protection circuit;Needle holder FAN1, FAN2, connection end is connected with drive circuit and double fan, and drive circuit is adjusted according to the control signal output by single-chip microcontroller, the current and voltage input to fan motor.The intelligent double-fan coil control panel, drive circuit is designed on control panel, the drive circuit can receive the control signal from single-chip microcontroller, and then the current and voltage input to fan motor are adjusted, realize the speed-regulating function of fan.

This invention provides an air conditioner and its control method, control device, and readable storage medium. The air conditioner includes a fan and a microcontroller unit. The microcontroller unit has an analog voltage comparator. The control method includes: when the air conditioner is turned on, acquiring the current operating state of the fan; and determining, based on the current operating state of the fan, whether it is necessary to enable the analog voltage comparator. Acquiring the current operating state of the fan when the air conditioner is turned on allows for determining whether the analog voltage comparator needs to be enabled, avoiding the need to enable the analog voltage comparator when the air conditioner is in standby mode, thereby reducing the energy consumption of the air conditioner in standby mode.

The utility model discloses related to the technical field of charging electronic equipment, disclose a control circuit and double gun direct current charging pile, control circuit is located on double gun direct current charging pile, and control circuit includes plug -in gun detection circuit, single gun contactor, charging power module, parallel contactor, contactor detection circuit, switch circuit and microcontroller, plug -in gun detection circuit, single gun contactor and charging power module are located on the gun head, and parallel contactor is electrically connected between the charging power module of two gun heads, contactor detection circuit is used for detecting whether two single gun contactors are in closed state, and exports state signal to switch circuit, and switch circuit drives the on -off of parallel contactor according to state signal and the trigger signal output of parallel contactor trigger pin foot, when two gun heads are inserted into two vehicles respectively one -one correspondence, and one vehicle charging is completed and another vehicle charging is not completed, drive parallel contactor to connect, can improve charging efficiency.

The application discloses a kind of deep neural network gas identification method and system based on internet of things electronic nose, gas sample response signal obtained by gas sensor array collection is sent to cloud data center by terminal equipment with sensor array and internet of things module.In the pre-processing of data to microcontroller MCU, gram angle field transformation is carried out, so that the two-dimensional sensor response data received by host computer becomes three-dimensional data that can be input into convolutional neural network after dimensionality increasing, and the gas label is output through classifier, which can represent gas category and concentration grade, realizes the real-time, anti-interference and high detection accuracy of remote monitoring.Gives play to the advantages of strong feature extraction ability, fast model convergence and high recognition accuracy of convolutional neural network.It can be widely applied in environmental detection, industrial production, medical treatment and safety fields.

The application relates to the technical field of power equipment state monitoring, and discloses an SF6 density monitoring system with multi-element data communication, which comprises an electric energy management module, a super capacitor, an acquisition module, a zero-crossing detection circuit, a communication module, a switching circuit and a microcontroller. The zero-crossing detection circuit is connected to a secondary voltage signal loop of a power grid and captures a phase zero-crossing point; the microcontroller synchronously reads temperature and pressure parameters in response to the zero-crossing point signal, so as to suppress power frequency transient interference. The microcontroller compensates the pressure by using the temperature parameter and calculates a change slope, and executes joint determination in combination with the terminal voltage of the super capacitor. The microcontroller controls the switching circuit to be turned on to supply power for the communication module, and uses a direct memory access controller to concurrently transmit data messages to the communication module for sending. The application improves the anti-interference capability of bottom-layer data sampling, eliminates leakage false alarms caused by environmental temperature fluctuation, and effectively reduces the overall operation power consumption of the system.

This application provides a smart meter based on remote calibration using BeiDou satellite signals, relating to the field of power metering instrument technology. The smart meter includes a satellite common-view synchronization unit, a voltage sampling and calibration unit, a current sampling and calibration unit, a conversion unit, and a control and communication unit. The satellite common-view synchronization unit receives BeiDou satellite signals to provide a unified time reference. The conversion unit includes a reciprocal V / F converter and a reciprocal I / F converter, realizing bidirectional conversion between voltage / current signals and frequency signals. The microcontroller switches between self-calibration mode and metering mode in response to host computer commands. In self-calibration mode, the reciprocal converter performs frequency calibration and measures and corrects the actual voltage division ratio coefficient and current division ratio coefficient. In metering mode, the voltage and current signals are dynamically corrected based on the corrected coefficients, and the electrical energy is calculated. This application achieves remote, high-precision self-calibration of the meter, with high metering accuracy, supports visualized centralized management, and significantly reduces operation and maintenance costs.

This invention discloses a multifunctional windproof cover for remote in-situ calibration of an environmental noise monitoring instrument, relating to the field of environmental noise monitoring technology. It includes a monitoring instrument host, with a fixed housing fixedly connected to the top of the host. A mounting shell is located on the top of the fixed housing, and a connecting block is fixedly connected to the top of the mounting shell. This multifunctional windproof cover for remote in-situ calibration of the environmental noise monitoring instrument innovatively constructs a detachable coupling cavity structure. The coupling cavity method enables in-situ automatic acoustic calibration of the environmental noise monitoring instrument. The microcontroller's functions include receiving calibration / end calibration commands from the host computer; controlling the disassembly and assembly of the coupling cavity through a motor drive module; controlling the sound source to emit sound signals of different frequencies through a sound source control module; collecting wind speed and rainfall information from an anemometer and rain gauge and feeding it back to the host computer; and feeding back the calibration results of the environmental noise monitoring instrument to the host computer.

This utility model discloses a magnetic ring inductive power current monitoring device for unmanned aerial vehicles (UAVs). It includes a magnetic ring sensor body with a through-hole and a PCB connected to the magnetic ring sensor body. The PCB includes a voltage conversion module, a magnetic induction sensor module, a microcontroller module, and a debugging interface module. Through the cooperation of these modules on the PCB, the magnetic ring sensor body can detect the real-time current value of the cable passing through the through-hole. This utility model solves the problem that the resistance-based overcurrent detection method used in existing technologies easily leads to power outages in the entire UAV power supply system.

This application discloses a method, apparatus, and electronic device for operating a microcontroller, belonging to the field of microcontrollers. The method for operating the microcontroller includes: obtaining the microcontroller's execution state based on a first bootloader firmware when the microcontroller restarts; performing a security verification on a target executable firmware based on a second bootloader firmware if the execution state indicator meets a first condition; and restoring the microcontroller based on an initial bootloader firmware and an initial executable firmware if the execution state indicator does not meet the first condition. The microcontroller operation method of this application can reduce the risk of device failure or malfunction due to power outages, software operation failures, or logical or version compatibility issues in the executable firmware itself during the process of upgrading the bootloader firmware via the executable firmware, thereby improving the resilience and reliability of upgrading the bootloader firmware via the executable firmware.

A system and method for providing nonlinear control of a generator, comprising: a linear voltage controller and a nonlinear current controller, wherein the linear voltage controller is implemented on a microcontroller to perform: determining a reference angle for an output voltage from a first generator using a phase-locked loop; converting the reference angle and the generator output voltage from the time domain to an orthogonal reference system to generate two rotating coordinate system reference voltages; calculating the root mean square voltages of the two rotating coordinate system reference voltages and converting the root mean square voltages into an output current IfSet1; providing IfSet1 to the nonlinear current controller; and wherein the nonlinear current controller determines a control action based on the difference between IfSet1 and the output current IfFBK of a second generator.

The application provides an aging tool for a plasma surgical device, wherein a multi-channel temperature sampling interface is connected with a plurality of temperature measuring components, the temperature measuring components measure temperature values of specified positions of the plasma surgical device; a microcontroller is connected with a foot control interface, a load interface and the multi-channel temperature sampling interface, wherein the microcontroller controls the start and stop of cutting and / or coagulation of the plasma surgical device through the foot control interface; the microcontroller controls power output through the load interface; the microcontroller obtains the temperature values measured by the temperature measuring components through the multi-channel temperature sampling interface, judges whether there is an over-temperature safety risk in the aging test according to whether the temperature values exceed a set threshold, and issues an alarm prompt. The application can realize automatic testing and real-time monitoring of the temperature of key positions, is beneficial to the analysis of bad temperature data, and effectively guarantees the quality of the device.

This invention relates to the field of blow-dryer / vacuum combos, and more particularly to a brushless motor drive control circuit and device for such combos. The circuit includes a microcontroller, a voltage detection unit, and a driver chip. When the user presses the mode switch button, the microcontroller outputs a voltage detection signal to the voltage detection unit. The voltage detection unit detects the voltage waveform of the power supply and outputs a mode switch signal to the microcontroller when the voltage waveform crosses zero. The microcontroller outputs a PWM signal corresponding to either the blow-drying or vacuuming mode to the driver chip based on the mode switch signal. The driver chip controls the direction of the brushless motor, thus switching between the blow-drying and vacuuming modes of the blow-dryer / vacuum combo. This circuit, by switching modes when the voltage waveform crosses zero, effectively reduces current surges, electromagnetic interference, and motor losses, thereby improving system stability and extending equipment lifespan.

A controller-configurable input signal conditioning (C-CISC) circuit includes an input node, a first switch, a second switch, and a multiplexer which are operatively coupled with an output pin of a microcontroller. First and second signal conditioning branches of the C-CISC circuit are operatively coupled with an input node and a sensor signal input pin of the microcontroller controller via a first input and a second input of a multiplexer. The C-CISC circuit is configurable in response to a first output of the sensor selection output pin to provide an analog signal input received at the input node to the sensor signal input pin and configurable in response to a second output of the sensor selection output pin to provide a single edge nibble transmission (SENT) signal input received at the input node to the sensor signal input pin.

The utility model relates to engineering detection technical field, discloses a kind of quick detection device of dry density specifically, to solve the problems such as traditional detection method operation cumbersome, low efficiency, existing radiation risk. Device core includes standard container, weighing sensor, signal conditioning circuit, single-chip microcontroller, hardware proportioning calculator, stable judging module, display screen and ventilation / heating module. Through RFID, container volume V is automatically read, weighing sensor measures soil sample mass m, proportioning calculator calculates dry density ρ=m / V in real time, and the result is output through display screen;Ventilation / heating module accelerates moisture evaporation, shortens detection time. The device has the advantages of real-time display, simple operation, avoids artificial error, no radiation risk, and is suitable for fine-grained soil, coarse-grained soil and frozen soil detection dry density requirements, etc., and is suitable for water conservancy engineering, such as earth dam filling and embankment engineering, building engineering and other fields of soil compaction quality rapid detection.

The application belongs to the technical field of human-computer interaction, and particularly relates to a low-power-consumption gesture recognition method and system based on an event camera, which comprises the following steps: an event camera asynchronously monitors the brightness change of a pixel point in a field of view, and generates an event stream when the brightness change meets a preset threshold condition; meanwhile, a low-power-consumption microcontroller MCU keeps a working state, and a main application processor AP is in a sleep state; the application enables the low-power-consumption MCU to monitor the event stream all year round, and the main AP is only woken up when an effective gesture is recognized, so that the standby power consumption of the system can be as low as 10 mW. The light-weight filtering algorithm and the adaptive power consumption adjustment formula adopted by the MCU can dynamically optimize the power consumption according to the event rate; and the on-demand wake-up mechanism and the intelligent sleep strategy of the AP effectively avoid unnecessary energy waste.

The application provides a fan and an automatic speed regulation circuit and method thereof, and belongs to the technical field of fans, and comprises an alternating voltage positive circuit, a direct current conditioning circuit and a signal comparison output circuit; the alternating voltage positive circuit is used for positive processing of an alternating input signal and outputting an alternating reference signal; the direct current conditioning circuit is used for conditioning a direct current signal corresponding to a device direct current bus and outputting a direct current conditioning signal; the signal comparison output circuit is used for voltage comparison of the alternating reference signal and the direct current conditioning signal and outputting a PWM speed regulation signal; and the PWM speed regulation signal is output to a fan control end so as to automatically adjust the fan rotating speed according to the device operating power change. The application can directly generate the PWM speed regulation signal without the participation of an additional microcontroller or software algorithm in control, can realize the automatic speed regulation of the fan, and reduces the system control complexity and operating energy consumption.

MACHINE AND METHOD FOR PERFORMING AGRICULTURAL OPERATIONS The present invention discloses a machine and a method for performing one or more 5 agricultural operations The machine (100) features a main body (102) with attachment mounting interfaces (104) on multiple sides for releasably connecting diverse agricultural attachments (118). A powertrain assembly (106) with a configurable adapter unit (108) supports interchangeable tracked and wheeled mobility while adjusting ground clearance and wheel-track lateral spacing. A 10 propulsion unit (110) delivers rotational, mechanical, and electrical power to the machine (100) and the agricultural attachments (118). A plurality of sensors (112) generates comprehensive environmental, positional, and operational data. Microcontrollers (114) and a memory unit (116) execute instructions for operation- profile generation, attachment detection, attachment identification, autonomous and 15 user-directed navigation, and closed-loop control. The machine (100) enables intelligent attachment management and adaptive, data-driven execution of varied agricultural operations. 1 20

Systems and methods for Out-of-Band (OOB) packet authentication in heterogeneous computing platforms. In some embodiments, an Information Handling System (IHS) may include a heterogeneous computing platform and an OOB Microcontroller Unit (MCU) integrated into the heterogeneous computing platform, where the OOB MCU is configured to receive an OOB packet and use a crypto device to validate the OOB packet.

A multi-chip module (100) for a chip-enabled document (200), comprising a first face and a second face opposite the first face, and comprising: - passive components (110), - a set of at least one microcontroller (160), - an interface integrated circuit (120), - a printed circuit board (130), confined within a single module (100), the multi-chip module (100) further comprising a set of connection pads (140) for transmitting data or power to or from the multi-chip module (100), characterized in that the multi-chip module (100) comprises a set of at least one lateral cutout (150). Figure for the abstract: Fig. 21

Electric vehicle charging cable (1) for connecting a charging station and an electric vehicle according to the Type 2 standard as defined in IEC 62196-2, comprising: - at least three power lines (2a, 2b, 2c) for three-phase power transmission, - a neutral conductor (3), - a protective conductor (4), - a control pilot signal line (5) as defined in IEC 61851-1, - a proximity pilot signal line (6), - a Type 2 connector (7a, 7b) at each end, characterized in that: - an electronic unit (10) is integrated into the cable or into at least one of the connectors (7a, 7b), - the electronic unit (10) comprises a microcontroller (11) with an analog-to-digital converter, - the microcontroller (11) is connected to the control pilot signal line (5) via a voltage divider (12) and continuously monitors the voltage of this line, - the electronic unit (10) includes at least one acoustic signal generator (13) includes,- the microcontroller (11) is programmed,to distinguish the voltage states of the control pilot line (5) according to IEC 61851-1 (State A: +12 V; State B: +9 V; State C: +6 V; State E: 0 V),- the electronic unit (10) emits a first acoustic signal when transitioning from State A to State B,- the electronic unit (10) emits a second acoustic signal, distinguishable from the first acoustic signal, when transitioning from State B to State C,- the electronic unit (10) emits a third, warning acoustic signal if State B persists for a predefined period of 5 to 15 seconds without transitioning to State C.