41 results about "Microcomputer" patented technology

The invention relates to a GSM network-based access control system, which comprises: an AVR single-chip microcomputer and a GSM embedded module. Specifically, the AVR single-chip microcomputer is a core control chip of the system, and the GSM embedded module is responsible for the GSM communication of the whole system. The AVR single-chip microcomputer is in connection with the GSM embedded module through a serial port, by which control command transmission and data receiving between the AVR single-chip microcomputer and the GSM embedded module can be conducted. The GSM embedded module collects information about a fixed-line telephone incoming call, a mobile phone incoming call or a short message of a user. By combining the wireless GSM network communication technology and voice/image processing technology, the access control system puts forward a wireless access control system based on a GSM, solves the existing access control system line problem, and substitutes the content of an original indoor unit and line. And only a mobile phone or fixed-line telephone is needed in each household, and this can be satisfied in each common family. Therefore, the installation cost is substantially reduced already. The invention also relates to an access control method.

The invention relates to a concrete sample curing room which consists of a laboratory as well as a microcomputer, a temperature sensor, a humidity sensor, a constant temperature and humidity box and an air flue that are arranged in the laboratory, wherein the microcomputer is respectively connected with the temperature sensor, the humidity sensor and the constant temperature and humidity box which is internally provided with a hermetically sealed compressor, an electric heating pipe, an ultrasonic humidifier, a centrifugal fan and an evaporator; an air outlet of the constant temperature and humidity box is connected with the air flue; the temperature sensor monitors the temperature in the constant temperature and humidity box and transmits a temperature signal to the microcomputer; the humidity sensor monitors the humidity in the constant temperature and humidity box and transmits a humidity signal to the microcomputer; the microcomputer controls the ultrasonic high-frequency oscillation, converts the water fog into ultramicrons with the particle size of 1-5 microns, diffuses the water fog into the air through a pneumatic device, and guarantees the even indoor temperature and humidity through setting pipeline fog sending and blowing manners; the air transmitted by the centrifugal fan blows the fog of the ultrasonic humidifier to everywhere of the constant temperature and humidity box through the air flue.

The invention relates to the technical field of mechanical automation, in particular to an online teaching processing system for a glue dispensing machine, which is characterized in that the main body of a glue dispensing robot is internally provided with a command interpreter and a main-body communication interface, and at least one of a microcomputer and a teaching programmer is connected with the main body of the glue dispensing robot in an interface communication manner to form an online programming mode or a programming mode or an online mode; and the main body of the glue dispensing robot receives a teaching command or an automatic operation command sent by the microcomputer or the teaching programmer through the main-body communication interface, the teaching command or the automatic operation command is interpreted by the command interpreter and then sent into a storage unit of a motion controller, and the storage unit of the motion controller sends the command to a robot arm for operation execution so as to enable the main body of the glue dispensing robot to complete a teaching task or a processing task. Compared with the prior art, in the online teaching processing system provided by the invention, the robot arm coordinates of the main body of the glue dispensing robot can be synchronously updated when a CAD/CAM (Computer-Aided Design/Computer-Aided Manufacturing) model is modified, thus improving the programming efficiency and precision.

A household intelligent fire-fighting early warning and escape system comprises a data acquisition system, a data system, a rescue system, an escape system and a background monitoring system. The acquisition system comprises a ZigBee module and a one-chip microcomputer, the input end of the one-chip microcomputer is connected with a power supply module, a temperature acquisition module and a smog detection module, and the output end of the one-chip microcomputer is connected with a fire extinguishing system and an acousto-optic alarm module. The data system comprises a GPRS/GSM module, the ZigBee module and the one-chip microcomputer, the rescue system comprises an exhaust passage and a fire extinguishing device fixed together with the exhaust passage, and the escape system comprises a remote management subsystem, a ZigBee wireless positioning subsystem and an escape direction indicating subsystem. The household intelligent fire-fighting early warning and escape system of the present invention is low in speed, power consumption and cost, and high in safety based on a ZigBee technology, at the same time, timely perceives any fire condition occurring in any household region, and separately alarms a control center or carries out the corresponding linkage processing, such as starting the fire extinguishing device, making escape indication, etc., according to the alarm grades.

An apparatus for controlling an operation of compressors includes a single microcomputer for calculating stroke estimate values of multiple compressors based on voltage and current values applied to the multiple compressors, and generating a plurality of switching control signals for independently controlling a voltage applied to the multiple compressors based on the calculated stroke estimate values and pre-set stroke reference values; and switching devices each installed in the multiple compressors, for independently controlling the voltage applied to the multiple compressors according to the plurality of switching control signals. Since the reciprocating compressors are controlled by a single apparatus, costs and power consumption can be reduced.

The invention discloses an automatic control system for variable seeding and fertilization and a multifunctional planter. The multifunctional planter comprises a power system, a rack, a rotary-plowing and ditching system, a sowing system and a fertilizing system. The control system comprises ground wheels, a rotary code disc, a servo motor, a server and a single-chip microcomputer. A program of a function formula f (Q) = (n, v) of the sowing quantity (Q) of the planter versus the rotation speed n of the seeding axle and the forward speed v of the planter is written into the single-chip microcomputer. The ground wheels rows in drainage ditches so as to advance synchronously with the whole machine; the forward speed v of the ground wheels is measured in real time by using the rotary code disc; a pulse signal is sent to the single-chip microcomputer; the single-chip microcomputer calculates the rotation speed of the seeding axle according to the sowing quantity and the forward speed of the planter, and transmits a signal to the server; the server controls the output rotation speed of the direct-current servo motor by transmitting a pulse signal; and the servo motor directly drives rotation of the seeding axle. According to the invention, the overall structure is reasonable. The whole system forms a closed-loop control system and can meet the requirements of accurate and variable seeding and fertilization.

A hydropower station remote monitoring system comprises an upper computer monitoring layer which is connected with a local control level, the local control level comprises a touch screen which is connected with a microcomputer excitation regulator, a PLC machine, a PLB-6 microcomputer comprehensive protector and a S50 temperature inspecting instrument; the local control level is connected with the local control level of the hydropower station device to collect operation data, state and fault alarm information and upload the collected information to the upper computer monitoring layer; and the upper computer monitoring layer comprises an upper computer which is configured to store, process and display the information collected by the local control level and control the hydropower station device.

The invention discloses a dual-microcomputer switching method in a charging system and relevant equipment and system. The dual-microcomputer switching method comprises the steps of: receiving a dual-microcomputer switching starting message sent by a charging network element before switching; after receiving the dual-microcomputer switching starting message, caching a received charging request message sent by a charging request party; receiving a dual-microcomputer switching success message sent by the charging network element before switching; and after receiving the dual-microcomputer switching success message, sending the cached charging request message to the switched charging network element, and carrying out charging treatment by the switched charging network element according to the charging request message. According to the invention, the problem of message loss in a dual-microcomputer switching process can be solved on the premise of guaranteeing the original performance of the charging system.

The invention provides a single-chip microcomputer burn-writing method, device and system and a single-chip microcomputer. The method comprises the steps of: acquiring a file compiled by an principal computer; according to an address conversion strategy corresponding to a single-chip microcomputer, performing address conversion on a first address involved in the file to obtain a second address of the single-chip microcomputer; according to a data quantity of single burn-writing of the single-chip microcomputer, performing burn-writing on data corresponding to the first address in the file at the position of the second address obtained through conversion of the first address. Compared with the prior art in which a principal computer performs address conversion, the method performs address conversion according to a corresponding address conversion strategy via a single-chip microcomputer, so that a principal computer has greater universality and is applicable to single-chip microcomputers of different chip types. The technical problem of poor universality of a principal computer in the prior art is solved.

The invention discloses a remote-controlled intelligent socket comprising a signal acquisition module, a signal processing module, a single-chip microcomputer control module, a relay control module, a power module and a remote control terminal module. Data is processed by the signal acquisition and processing modules. On-off of household appliances is remotely controlled through the remote control terminal module according to a received signal. The single-chip microcomputer control module employs an STC12C5A60S2 single-chip microcomputer as a main control chip. Separate control is adopted, all socket jacks can be independently controlled and are not correlated, and control is made more convenient; the socket is of wide adaptability because of the adoption of the latest ZigBee technology; the socket has the characteristics of powerful functions, stable operation, low cost and low energy consumption, and has automatic and manual control modes; and the socket has the functions of timed powering off and real-time state display, management of electrical appliances is greatly facilitated, and the design can achieve good user experience.

The invention relates to the technical field of sleeper detection; in particular to a non-contact detection method for road surface information of a high-speed railway ballastless track, which comprises the following steps of: 1, installing an infrared sensor on a rail inspection trolley and adjust the operating distance of the infrared sensor, wherein the infrared sensor is connected to a single-chip microcomputer through a partial voltage circuit; 2, driving the infrared sensor to travel on the track by a rail detection trolley, wherein the infrared sensor receives the reflection light signal of the track, the reflection light signal is converted into voltage signal and sent to the single-chip microcomputer through the partial voltage circuit. By processing the voltage signal, the single-chip microcomputer obtains the real-time height data collected by the infrared sensor, and then the number of sleepers, the uniformity of sleepers and the gauge data are calculated. The method achieves non-contact automatic measurement of the number of sleepers, uniformity of sleepers and gauge data, and has high measuring reliability.

The invention discloses a detection circuit capable of detecting a plurality of arbitrary-combination keys by low cost, and a processing method. The detection circuit comprises control chips and a matrix key circuit, wherein the control chips include a single chip microcomputer, an MCU (Microprogrammed Control Unit), a CPLD (Complex Programmable Logic Device), an FPGA (Field Programmable Gate Array), an ARM (Advanced RISC Machine) and the like; each control chip is provided with R+C pieces of IO (Input/Output) pins; an R wire controls the IO as input and has an external interruption function;in addition, each IO pin has IO function settings, including floating, open-drain, push-pull, upward pull, downward pull and the like; and an AD (Analogue/ Digital) sampling functional or operationalamplifier, a comparator or a plug-in operational amplifier and a comparator are built in the controller chip. The detection circuit has the beneficial effects that no diodes are required, or only a small quantity of diodes is required to realize low-cost any-key no conflict and full-key no conflict, an audion MOS (Metal Oxide Semiconductor) tube and the like can be cooperated to realize IO reuse for LED (Light Emitting Diode) light control.

The invention discloses a closestool cover capable of massaging a human body. The closestool cover capable of massaging the human body is arranged on a substrate and comprises a closestool cover body and a closestool ring, the surface of the closestool ring in contact with the substrate is provided with a piezoelectric sensor, more than one infrared signal generator is arranged at the joint of the closestool ring and the substrate, the other side in the substrate is correspondingly provided with more than one infrared signal receiver, wherein the number of the infrared signal receiver is the same with that of the infrared signal generator, the piezoelectric sensor is in signaling connection with the infrared signal generator, the substrate edge is provided with a microcomputer controller and a massaging belt, and the microcomputer controller is in signaling connection with the massaging belt. The substrate edge is provided with two brackets, the brackets are symmetrically distributed along the central line, a support plate is arranged at one end of each bracket, the inside of each bracket is connected through hinges, and each bracket is foldable. Compared with the prior art, the closestool cover capable of massaging the human body has beneficial effects that the closestool cover capable of massaging the human body is capable of heating duly to massage the stomach of the human body to reduce the defecating time, the support plates make the user feel comfortable in use, and the closestool cover is easy and convenient to use.

The invention discloses a solar cell panel mounting bracket. The bracket comprises a mounting base, a first worm mounting plate, a first worm, a first worm gear, a connecting column, a motor, a microcomputer time control switch, a barrel, a second worm mounting plate, a threaded barrel, a column, a first U-shaped connecting piece, a second U-shaped connecting piece, a Z-shaped clamping piece, a threaded column, a frame, a second worm gear, a frame connecting piece, a square connecting rod, a mounting plate, a U-shaped plate, a roller, a second worm, a rocking handle, a reinforcing rib and an L-shaped clamping piece. According to the invention, the bracket is provided with an included angle adjusting mechanism, so a user can rotate the rocking handle at the end of the second worm by himself/herself to adjust the included angle of a device in different seasons, the operation is convenient and simple and there is no need of professionals, thereby greatly facilitating the adjustment of theincluded angle of the device. The bracket can conveniently move along in the irradiation direction of the sun through an azimuth angle adjusting mechanism, thereby facilitating the improvement of theoptimal illumination time of the solar cell panel.

The invention discloses a constant temperature and humidity control system. The constant temperature and humidity control system comprises a humiture sensor, a singlechip microcomputer (SCM), an LED (Light Emitting Diode) display screen, a temperature adjusting device, a humidity adjusting device, a disinfection device, a transmission module, a ZigBee transfer infrared module and a power supply module, wherein the SCM is connected with the humiture sensor and the LED display screen respectively, is connected with the temperature adjusting device through the ZigBee transfer infrared module and is connected with the humidity adjusting device through the transmission module, and the disinfection device and the humidity adjusting device are in pipeline connection. The constant temperature and humidity control system has the advantages that fresh air can be supplied to an air blower to disinfect while a surrounding environment is enabled to keep a constant temperature and humidity state; in addition, other equipment can be additionally arranged conveniently so as to expand the function of the system.

The invention provides a programming module, which comprises a first module for storing data to be programmed; a second module used for storing and allowing the single chip microcomputer to read cyclic redundancy check data and a maximum address of a to-be-burnt product memory. The single chip microcomputer reads the data address range of the first module according to the maximum address of the to-be-burnt product memory and writes the data address range into the to-be-burnt product memory. The single-chip microcomputer reads the data written into the to-be-programmed product memory and calculates a cyclic redundancy check code of the data of the to-be-programmed product memory. When the cyclic redundancy check code is consistent with the sum of the cyclic redundancy check data, programming is ended. When the cyclic redundancy check code is inconsistent with the sum of the cyclic redundancy check data, programming is repeated. The module can realize automatic programming, and meanwhile, the programming yield is high.

A smart automatic opening and closing window includes a window (1), wherein a residual rain sensor (2) is arranged on the window (1) and connected with a single chip microcomputer (3), and a single chip microcomputer (5) is connected with a motor (4) and a one-way clutch (6). An electric switch (7) is arranged above the window. The smart automatic opening and closing window has the advantages of being capable of automatically opening and closing the window according to the rain amount through the parts such as the residual rain sensor, the single chip microcomputers, a slideway and the motor; when the rain sensor reaches a certain value, the single chip microcomputers send instructions to the motor which drives the slideway to achieve automatic opening and closing of the window. Therefore, troubles caused by manual control are removed and the window can be operated quickly, simply and conveniently.

The invention discloses an automobile solar heat discharge air conditioning system, which comprises a ventilation device (5), wherein the ventilation device is connected with a microcomputer controller (1), the microcomputer controller is respectively connected with a temperature sensor (2) and a solar panel (4), and the microcomputer controller (1) is connected with a storage battery (6). According to the automobile solar heat discharge air conditioning system, the solar panel is arranged on the top of an automobile and is used for generating the electricity, the microcomputer controller adopts the automatic temperature control setting, the automatic temperature control setting function is automatically activated when the temperature in the automobile reaches the preset value, and then, the ventilation device is driven to exhaust the hot air in the automobile for lowering the temperature in the automobile, so that a driver and passengers cannot feel stuffy when entering the automobile; in addition, leather and plastics and electronic accessories in the automobile cannot age due to high temperature, the performance is improved, and the service life is prolonged. The automobile solar heat discharge air conditioning system has the advantages that the solar energy can be sufficiently used for controlling the temperature in the automobile, and in addition, excessive solar energy can be converted into electric energy to be charged into the storage battery of the automobile.

The invention relates to the technical field of transformer winding detection, and specifically relates to a transformer winding deformation detection device. The device comprises a temperature sensor, a humidity sensor, a single-chip microcomputer, a central processor, a signal generation unit, a first signal acquisition unit, a second signal acquisition unit, a touch display screen, a data storage module, and a power supply module. The signal generation unit comprises a DDS signal generator, a filtering module and a power amplification module, wherein the DDS signal generator, the filteringmodule and the power amplification module are electrically connected in sequence. The first signal acquisition unit and the second signal acquisition unit respectively comprise a signal conditioning module, a DC conversion module and an AD conversion module, wherein the signal conditioning module, the DC conversion module and the AD conversion module are electrically connected in sequence. According to the invention, the central processor and the single-chip microcomputer are disposed in the device, and play different roles, thereby greatly reducing the utilization rate of the resources of thecentral processor, and improving the signal processing capability of the central processor. Signals are collected from two ends of a detected winding at the same time, and are compared with each other, thereby enabling a detection result to be more accurate.

The invention provides a vibration test fixture based on an industrial control computer. The fixture comprises a metal plate, an LCD microcomputer controllable screen disposed on the metal plate, andnine micro sensors. The metal plate is provided with a plurality of through screw holes, so that a frame provided with the industrial control computer is fixed on a vibration table by the metal plate.One of the nine microsensors is disposed at a center position of the metal plate, and the others are disposed on a horizontal axis, a vertical axis, and a diagonal line of the center position for detecting a vibration frequency of the corresponding position on the vibration table, and transmitting the detected vibration frequency to the LCD microcomputer controllable screen. The LCD microcomputercontrollable screen is configured to receive, save, and display the received vibration frequency. The vibration test fixture based on the industrial control computer can detect the vibration frequency of the industrial control computer and the frame in real time.

The invention discloses a stepping motor real-time position detecting system with the direction determination function and a method thereof. An upper computer makes selection of opening one path of encoder based on a CAN command and an FPGA module at the path detects an A-phase signal and a B-phase signal that are outputted by the encoder at the path to obtain an actual moving distance of a mechanical arm of a stepping motor; the actual moving distance of the mechanical arm is sent to the single-chip microcomputer through a self-defined protocol and the single-chip microcomputer transmits theactual moving distance to the upper computer through CAN communication to obtain the actual movement distance of the mechanical arm of the stepping motor. The stepping motor real-time position detecting system and the method have the following advantages: the direction determination function is realized; during the fast moving process of the stepping motor, when the stepping motor moves back at acertain distance because of vibration and other causes and then moves forward continuously, the FPGA module will eliminate the reverse motion and then the data sent to the processor finally express the actual movement position of the mechanical arm, so that the detection accuracy of the actual movement position of the mechanical arm of the stepping motor is improved substantially.

The invention discloses a voltage-stabilized and filtered power source for a single-chip microcomputer. The power source comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a first diode, a second diode, a field effect transistor, a transistor, a controllable precision voltage stabilized source, a transformer and a rectifier bridge. According to the voltage-stabilized and filtered power source for the single-chip microcomputer of the invention, the rectifier bridge is adopted to carry out AC-DC conversion; the first capacitor is adopted to realize filtering; the diode, the second capacitor and the third capacitor are adopted to realize voltage multiplication; thethird resistor and the fourth resistor are adopted to realize voltage division; and the resistance value of the fourth resistor can be adjusted, so that the adjustment of an output voltage can be realized, and therefore, the output voltage can be flexibly controlled according to the use condition of the single-chip microcomputer.

The invention discloses a shake display device and a display method thereof, which relate to the technical field of LED display. The shake display device comprises a shake switch, a display module, asingle chip microcomputer and a power supply. The single chip microcomputer is connected with the shake switch, the display module and the power supply. The display module is composed of 32 LEDs divided into four groups, and there are eight LEDs in each group. The frequency of the output signal is controlled by the single chip microcomputer. The current shake state is detected by a shake sensor. The overall on-off alternating display at different frequencies is realized by the 32 LEDs. In the whole use process, text and image information can be continuously output. Because of the vision persistence principle of the human eyes, a false vision plane will be generated in the LED shake area when the shake display device is shaking. Through LED frequency control by the system, images are generated in the shake area. Therefore, the function of conveying information in the vision plane is achieved.

The invention discloses an automatic home-control combined automatic light switch, comprising a one-chip microcomputer, a display panel, a light switch, a wave frequency signal receiver, a wave frequency signal emitter, a power supply and a housing, and characterized in that the one-chip microcomputer, display panel and light switch are arranged in the housing; the one-chip microcomputer is in connection with the display panel and light switch; the wave frequency signal receiver is in connection with the one-chip microcomputer; the wave frequency signal emitter is in connection with the one-chip microcomputer; the power supply is in connection with the one-chip microcomputer.