22 results about "Microprocessor system" patented technology

The invention discloses AC charging power control equipment based on CP signal isolation type acquisition and driving. The device comprises an isolation acquisition module, a microprocessor module, an isolation amplification module and a vehicle resistance simulation module. The microprocessor module receives the signal of the isolation acquisition module, processes the connection state of the electric vehicle and the charging pile, and generates a DC / PWM signal. The signal is amplified into a direct current / bipolar PWM signal through the isolation amplification module and is transmitted to the electric vehicle; the vehicle resistance simulation module changes the resistance according to the connection state of the electric vehicle and the charging pile to feed back a charging state signal to the AC charging pile so as to trigger the AC charging pile to output electric energy. The operation reliability of the microprocessor system is improved in an isolation mode, the change of the charging state can be accurately identified, and accurate control over the charging power of the electric vehicle is achieved.

The invention discloses smoke and fire identification equipment based on a double-filtering switcher and a flame identification method, and relates to the field of fire fighting. A CMOS (complementary metal oxide semiconductor); a network transmission system; a power supply module; the switchable double optical filter mechanism is switched between the infrared cut-off optical filter and the full-spectrum optical filter; an analysis model is arranged in the micro-processing system, and the micro-processing system is configured to control the infrared cut-off optical filter to cut into an optical path in a conventional state to obtain a visible light image for flame initial detection, and control the full-spectrum optical filter to cut into the optical path and reduce the CMOS sensitivity to obtain a full-spectrum image for flame confirmation. According to the invention, a switchable double-optical-filter mechanism is adopted for a single camera, and light is filtered through two switches, so that the flame recognition speed is improved while the cost is reduced, the CMOS sensitivity is adjusted, repeated de-duplication is carried out on an image, and image analysis and comparison data of comparison of a conventional scene and a flame scene by the camera are enriched and improved.

The invention discloses an embedded single-network-port multi-IP communication device, and a dynamic configuration method, a data transmission method and a fault recovery method of the communication device. The communication device comprises an embedded microprocessing system, a storage system, a man-machine interaction interface, a network input and output interface and a double-logic network interface virtualized in core control software, and the network input and output interface is a single physical Ethernet interface. And the dual-logic network interface comprises a fixed interface and a dynamic interface which share the same physical network port. The method provided by the invention adopts the communication device. Parallel communication of double logic IP addresses is realized through the single physical network port, the hardware cost and the integration level are optimized, the flexibility and the real-time performance of network configuration are improved, the reliability and the maintainability of the system are enhanced, and the resource utilization rate is improved.

The invention relates to the technical field of optical measurement, in particular to an illuminance test system integrally combined with partition lamplight arrangement for guiding parameter output, which comprises a detection head, and is characterized in that an ambient light detection system comprises an illuminance test module and a frosted inner cover with a semitransparent spherical surface, and the frosted inner cover covers the illuminance test module; a plurality of hollow light cone structures are fixedly arranged outside the frosted inner cover; the camera is covered by the frosted inner cover, and the shooting area of the camera is the inner wall of the frosted inner cover; the camera and the ambient light detection system are connected to the microprocessor system; uniform light which is formed after scattering and diffuse reflection of the frosted inner cover and reflects the overall intensity of the ambient light is received through the illumination test module, and the overall intensity of the ambient light is obtained. And arrangement and adjustment of a plurality of light sources in an auxiliary environment are facilitated.

The invention discloses a four-quadrant tracking and positioning sensor based on an eddy current differential nonlinear effect. The four-quadrant tracking and positioning sensor comprises a detection coil array plate and a target conductor which are parallel up and down. According to the invention, identical excitation signals are introduced into four planar coils on a detection coil array plate, two-dimensional micro-displacement of the detection coil array plate relative to a target conductor array plate is converted into voltage signals of the four planar coils by using an inductance measurement circuit, and the four voltage signals are processed by using a microprocessor system; and a differential signal related to displacement is obtained and is used as an input signal of an executing mechanism. Due to the characteristics of high sensitivity in the center and low edge, the sensor can be specially used for negative feedback adjustment of a plane displacement mechanism, and can adapt to severe environments such as greasy dirt and dust. The device is simple in structure and good in reliability, and is suitable for negative feedback position adjustment scenes needing plane two-dimensional displacement detection, such as posture calibration of a fast steering mirror, a laser stabilizer and a solar panel.

The application discloses a four-quadrant tracking and positioning sensor based on eddy current differential nonlinear effect, which comprises an upper and lower parallel detection coil array plate and a target conductor. The application passes the same excitation signal into four plane coils on the detection coil array plate, converts the two-dimensional micro displacement of the detection coil array plate relative to the target conductor array plate into the voltage signals of the four plane coils by using an inductance measurement circuit, processes the four voltage signals by using a microprocessor system, obtains the differential signal related to the displacement, and takes the differential signal as the input signal of an executing mechanism. Due to the sensitivity characteristics of high center and low edge, the application can be specialized in the negative feedback regulation of a plane displacement mechanism, and can also adapt to harsh environments such as oil stains and dust. The application has the advantages of simple structure and good reliability, and is suitable for the negative feedback position regulation scenes of detecting the plane two-dimensional displacement, such as a fast steering mirror, a laser stabilizer, a solar panel attitude calibration and the like.

A power-over-Ethernet (PoE) powered multichannel streaming audio amplifier includes a plurality of Ethernet ports each configured to be coupled to an Ethernet cable and capable of receiving power and audio data transmitted over the Ethernet cables. Power supply circuitry connected to the Ethernet ports is configured to combine and manage the power received at the Ethernet ports. A microprocessor subsystem powered by the power supply circuitry is configured to receive and process the audio data to generate output audio signals. A digital audio amplifier powered by the power supply circuitry amplifies the output audio signals received from the microprocessor system. A plurality of audio outputs connected to the digital audio amplifier are each configured to be connected to a different one of a plurality of speaker devices to transmit the audio output signals amplified by the digital audio amplifier to the plurality of speaker devices.

The invention relates to the technical field of optical measurement, in particular to a positioning illuminometer adopting an unmanned aerial vehicle to carry space flight, which comprises an illuminometer system, the illuminometer system comprises a detection probe, the detection probe comprises a light sensing system, the light sensing system comprises a photosensitive sensor, and the unmanned aerial vehicle carries the illuminometer system; the illuminometer system is provided with two detection probes; the detection probe is provided with a semitransparent scattering ball cover; a hollow inner closing-in channel is fixed outside the scattering ball cover; a reflective layer is arranged on the inner wall of the inner closing-in channel; a plurality of hollow inner closing-in channels are arranged around the scattering ball cover to form a ball cover with inner closing-in channels on the outer side; the camera is covered by the scattering ball cover, and the shooting area of the camera is the inner wall of the scattering ball cover; the two detection probes are connected to the same microprocessor system; and the microprocessor system calculates the relative position of the characteristic light spot corresponding to the ambient light source. Reference data are provided for configuration of environment light sources, and arrangement and adjustment of a plurality of light sources in an auxiliary environment are facilitated.

The application provides a system management method of an embedded device, comprising: when detecting that a microprocessor system is idle, determining whether to enter a shutdown mode, the shutdown mode being used for shutting down hardware in the microprocessor except for an RTC clock, and the shutdown mode being periodically woken up through the RTC clock; when the microprocessor system enters the shutdown mode, writing motion data when the microprocessor system enters the shutdown mode into a backup register of the microprocessor; and when the microprocessor system is woken up from the shutdown mode, updating environment data in a static random access memory based on the motion data in the backup register, the environment data being used for supporting the running of the microprocessor system. The device periodically woken up through the RTC clock to enter the shutdown mode, processes and detects events, initiates a positioning process, guarantees that the embedded device reduces the power consumption of the device to the maximum extent in the case that the battery power is limited, and meets the requirements of low power consumption and long time running of the microprocessor system.

The present invention relates to the technical field of water purification. A water purification device having a state display system capable of self power generation, the device comprising a water purification device, the water purification device having a purified-water outflow channel; and further comprising a microprocessor system, the microprocessor system being connected to a display screen. A self power generation device comprises a housing, wherein the housing has a water inlet and a water outlet, the water inlet is provided at the upper portion of the housing, a rotating wheel is disposed in the housing, the rotating wheel comprises a rotating shaft and connecting rods arranged around the rotating shaft, and a water container having an opening is provided at the tail end of each connecting rod; and while rotating, the water container can rotate to a position below the water inlet, and at this position, the opening of the water container faces the water inlet. The self power generation device further comprises a generator and a power storage system, wherein electric energy of the generator is connected to the power storage system. The microprocessor system runs filter element life measurement software, and a filter element life information input port of the microprocessor system is linked with the self power generation device.

The application discloses a fiber compass data transmission acceleration method based on an IBS system, wherein the IBS system comprises a fiber compass system, the fiber compass system comprises a distribution unit, the IBS system comprises a plurality of external instruments or devices, and the IBS system further comprises a microprocessor; data signals collected by the external instruments or devices in the IBS system are firstly transmitted to the microprocessor for preliminary judgment and screening, and then the data signals after the preliminary judgment and screening are transmitted to the fiber compass system after being distributed with real clock data signals, so that the sailing parameters of a ship are corrected; and then the corrected sailing parameters of the ship are transmitted back to the external instruments or devices, so that the external instruments or devices are adjusted according to the sailing parameters, and finally the autonomous sailing control of the ship is realized; and the application can be applied to the IBS system with the fiber compass system, and solves the technical problems that the signal transmission between the fiber compass system and the IBS system is prone to errors or lag and lacks effectiveness judgment.

A microprocessor system comprises a computational array and a vector computational unit. The computational array includes a plurality of computation units. The vector computational unit is in communication with the computational array and includes a plurality of processing elements. The processing elements are configured to receive output data elements from the computational array and process in parallel the received output data elements.

The utility model discloses a timing power-off circuit and electronic equipment, and belongs to the technical field of electronic circuits. A first key signal is output through a key circuit according to first operation; the first switch circuit transmits a power supply voltage based on the first key signal; the second switching circuit responds to the power supply voltage to output a control signal for a preset duration, and stops the output of the control signal after the power supply voltage is disconnected for the preset duration; a third switching circuit outputting the supply voltage in response to the control signal and disconnecting the supply voltage based on the stop of the control signal; therefore, the method is suitable for some microprocessor systems which do not support a low-power-consumption mode, and meanwhile, the port resources of the microprocessor are saved; and the timing power-off is realized only by using discrete devices after the key is pressed, and software control is not needed, so that the reliability of the timing power-off circuit is improved.

The invention relates to the technical field of electrolytic hydrogen production, in particular to a liquid lithium battery infrasonic wave excitation system which comprises an electrode block connected to a negative electrode of a power source, the electrode block is provided with a hollow inner cavity, and the inner cavity is provided with an upper opening and a lower opening; the infrasonic wave loudspeaker is connected to the upper opening of the electrode block; a vibrating diaphragm is arranged at the lower opening of the inner cavity; the infrasonic wave loudspeaker is connected to the infrasonic wave generating circuit; the electrode block is further connected with an ultrasonic piezoelectric ceramic piece, one end of the ultrasonic piezoelectric ceramic piece extends into the inner cavity, and the other end of the ultrasonic piezoelectric ceramic piece extends out of the outer side of the rod body of the electrode block. The system further comprises a battery internal resistance tester which extends into the electrolyte. The system further comprises a micro-processor system, the signal output end of the battery internal resistance tester is connected to the signal input end of the micro-processor system, and the micro-processor system controls on-off of the ultrasonic wave generation circuit and the infrasonic wave generation circuit to guarantee continuous and efficient operation of the electrode block.

The present application relates to the field of optical measurement, in particular to the illumination test system of the whole combination subarea light arrangement guide parameter output, including probe head, the ambient light detection system includes the illumination test module, is provided with a half transparent ground glass inner cover of spherical surface, the ground glass inner cover covers the illumination test module, the ground glass inner cover is fixed outside and is arranged with multiple hollow light cone structures, still including camera, the ground glass inner cover covers the camera, and the shooting area of camera is the inner wall of ground glass inner cover, the camera, ambient light detection system, access microprocessor system, the uniform light that the illumination test module receives the overall intensity of ambient light reflection after scattering, diffuse reflection that passes through the ground glass inner cover is formed, obtains the overall intensity of ambient light.It is convenient to assist the arrangement adjustment of multiple light sources in the environment.

A clock control method for a slave device and a microprocessor system using the same are disclosed. The clock control method for a slave device comprises connecting a microprocessor and a plurality of slave devices via a bus; controlling a clock signal to enable or disable for one of the plurality of slave devices through a corresponding one of a plurality of clock gating circuits; pre-decoding an instruction output by the microprocessor to the bus to obtain an address of the instruction; finding a specific slave device corresponding to the address from the plurality of slave devices; and when one of the plurality of clock gating circuits corresponding to the specific slave device is not enabled, enabling the one of the plurality of clock gating circuits so that the specific slave device operates normally to receive the instruction.

The application discloses a kind of DC insulation detection device and detection method, device mainly includes microprocessor and insulation monitoring module, insulation monitoring module includes injection module, system test module, broken line detection module and unbalanced bridge module;Injection module is used to inject injection voltage into the equivalent grounding point of neutral point ungrounded power system, and obtains sampling voltage by acquisition system response, then sampling voltage will be sent to microprocessor;System test module is used for system self-checking;Broken line detection module is used to detect the equivalent grounding point access condition of neutral point ungrounded power system;Unbalanced bridge module is used to generate detection loop with the equivalent insulation resistance and capacitance of the neutral point ungrounded power system, and the bridge arm voltage value of single bridge arm is collected and sent to microprocessor for processing;Microprocessor sends detection result to monitoring system, realizes continuous monitoring.The application has capacitance-resistance cooperative monitoring capability, significantly improves the comprehensiveness of fault early warning and diagnosis efficiency of neutral point ungrounded power system, has strong anti-interference, and is suitable for complex electromagnetic environment.

The invention relates to the field of electric appliance cabinets. The robot power failure voiceprint scanning and positioning system comprises an electric appliance cabinet, a sliding rail is arranged in the electric appliance cabinet, and the robot power failure voiceprint scanning and positioning system further comprises a power detection robot movably connected to the sliding rail. The electric power detection robot is provided with a micro-processor system and an audio acquisition device, the audio acquisition device is provided with at least two microphones, and the micro-processor system acquires voiceprints emitted by electric appliances in the electric appliance cabinet through the microphones; an abnormal voiceprint triggering condition is stored in the microprocessor system, and when the sound received by the microphone meets the abnormal voiceprint triggering condition, a triangulation positioning method is operated to determine the position of a sound source emitting abnormal voiceprint; the microprocessor system takes the average value of the sound source positions as the position of the fault electric appliance. According to the invention, the fault point is pre-judged through the voiceprint and the fault information is timely transmitted to the outside, so that the problems that the fault is not found timely and the fault point is difficult to find are solved.

A microprocessor system comprises a vector computational unit and a control unit. The vector computational unit includes a plurality of processing elements. The control unit is configured to provide at least a single processor instruction to the vector computational unit. The single processor instruction specifies a plurality of component instructions to be executed by the vector computational unit in response to the single processor instruction and each of the plurality of processing elements of the vector computational unit is configured to process different data elements in parallel with other processing elements in response to the single processor instruction.

The better embodiment of the invention relates to a slave device clock control method and a microprocessor system using the same, and the slave device clock control method comprises the following steps: connecting a microprocessor and a plurality of slave devices on a flat cable; in the plurality of slave devices, a plurality of corresponding clock gate circuits are used for controlling whether clock signals are conducted or not; decoding an instruction output by the microprocessor to the flat cable in advance to obtain an address of the instruction; finding out a specific slave device corresponding to the address from the plurality of slave devices; and when a clock gate circuit corresponding to the specific slave device is not conducted, controlling the clock gate circuit to enable the specific slave device to operate normally so as to receive the instruction.

The utility model discloses an electromagnetic locking device for an air door. The electromagnetic locking device comprises a hardware function module unit, a central control unit, a wireless transceiving transmission system, a working power supply and a shell, the hardware function module unit comprises a reed switch magnetic proximity switch, an electromagnetic explosion-proof magnetic lock and an audible and visual alarm; the central control unit takes an STC12 single-chip micro-processing system as a core and is matched with an onboard MOSFET (Metal-Oxide-Semiconductor Field Effect Transistor); the wireless transceiving transmission system is based on a Lora technology, the working frequency is 410-525MHz, and a differential bus communication mode is adopted; the working power supply is an intrinsic safety explosion-proof power supply of 127V AC-12VDC, the shell is an explosion-proof box, wires of the electromagnetic explosion-proof magnetic lock, the audible and visual alarm and the reed switch magnetic proximity switch are connected into the explosion-proof box, and an antenna of the wireless transmission module is externally arranged and fixed in the explosion-proof box. The system has the advantages of high safety, strong reliability, good practicability and high intelligent degree, and can effectively guarantee the ventilation safety of the coal mine and improve the management efficiency.

The invention relates to the technical field of test and measurement, in particular to a distributed solar panel power generation state detection system. Comprising a bolt detection system, the bolt detection system comprises pressure sensors, each fixing bolt is correspondingly provided with a pressure sensor, and the pressure sensors are connected to a microprocessor system; the system also comprises a voltage self-checking system. Each solar panel is correspondingly provided with a voltage sensor and an electric interlocking switch; two signal acquisition ends of the voltage sensor are respectively connected to two electric energy output lines of the solar panel; the electric interlocking switch is provided with an input end, a normally closed output end and a normally open output end, the input end is connected to one electric energy output line, the normally open output end is connected to the other electric energy output line through the discharge resistor, and the normally closed output end is connected with the electric energy management system; the control end of the electric interlocking switch is connected to the microprocessor system; the joint work of the bolt detection system and the voltage self-checking system ensures the accuracy and the response speed of the emergency maintenance alarm of the solar panel.