18 results about "Raspberry pi" patented technology

The present invention relates to a device and a system for debugging a solid state disk device, the device comprising: a joint test action group add-on board; and a Raspberry Pi. The Raspberry Pi comprises a general purpose input output interface coupled to the joint test action group add-on board; and a processing unit coupled to the general purpose input output interface. The processing unit is configured to emulate a plurality of joint test action group commands to the solid state disk device through the general purpose input output interface to dump data generated by the solid state disk device during runtime of the solid state disk device. Using the device as described above can reduce the cost required to debug the solid state disk device.

This invention relates to the field of intelligent driving assistance technology, specifically disclosing a driver state monitoring system based on intelligent image recognition. Built on a Raspberry Pi embedded platform, it includes a video acquisition module, a core algorithm processing module, and a peripheral control module. The video acquisition module is compatible with USB or CSI cameras, acquiring and preprocessing driver facial images. The core algorithm processing module incorporates a lightweight facial key point detection model to extract facial features and identify dangerous behaviors such as closed eyes and head tilting, and features a feature calibration and fatigue grading mechanism. The peripheral control module connects to alarm and display components, triggering corresponding warning actions and can be expanded to include multiple alarm methods. The system can also track continuous driving time and expand remote monitoring functionality. This invention features low hardware cost, low power consumption, convenient deployment, fast edge-side inference response, and accurate monitoring. It is adaptable to multiple scenarios, requires no manual intervention, comprehensively prevents fatigue driving, and is easy to deploy on a large scale.

1. Name of the product in this design: Portable testing device housing (cervical cancer). 2. Purpose of this design: As an integrated mounting platform, the front is used to mount the display screen, the rear is used to mount the Raspberry Pi development board, and the back is used to mount the camera module. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. The name of the design product: double network port expansion board (Raspberry Pi CM5). 2. The use of the design product: for embedded double network port multifunctional expansion board. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The application relates to a Raspberry Pi-based humanoid entity robot control system, which comprises a communication unit for receiving control instructions from an upper-layer application and parsing the control instructions into action instructions; a control unit connected with the communication unit, for receiving the action instructions, and performing semantic coding according to the action instructions to obtain an action semantic coding stream; an action unit connected with the control unit, for receiving the action semantic coding stream, decoding the received action semantic coding stream to obtain an action code stream, and calculating execution action data according to a control algorithm; and an execution unit connected with the action unit, the execution unit also being connected with motor and steering wheel control on the humanoid entity robot, and the execution unit being used for receiving the execution action data and controlling corresponding motors and steering wheels to execute the received execution action data. The application solves the problem that there is no Raspberry Pi-based humanoid entity robot control system at present, and fills the technical blank.

1. The name of the design product: network expansion board (Raspberry Pi CM5 dual network port 4 / 5G). 2. The use of the design product: expansion board for embedded dual network port 4 / 5G network. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. Name of the designed product: expansion board (Raspberry Pi PCIe to 2-CH SATA HAT+). 2. Use of the designed product: Raspberry Pi dual-channel SATA expansion board. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The invention belongs to the technical field of semiconductor measurement, and particularly relates to a semiconductor direct current parameter test system based on Raspberry Pi. The test system comprises a Raspberry Pi, a switching power supply module, a floating power supply module, a voltage detection module, a current electrical measurement module, an amplification circuit module, a mode and range selection module, a clamping and integrating circuit module, a push-pull amplification circuit module, a DAC and ADC module and a signal transmission port. All the modules are connected to the PCB; according to the invention, high-precision four-quadrant source measurement and automatic measuring range switching in a wide dynamic range can be realized, and the test efficiency is greatly improved; a multiplex circuit structure is adopted, and single-system voltage measuring current applying and current measuring voltage applying are achieved; independent power supply conversion is adopted, and large-range and low-noise driving of room electricity is achieved; the circuit structure is highly integrated and the cost is controllable; according to the invention, the stability and reliability of the system can be improved, the safety of the equipment and the to-be-tested piece is guaranteed, excellent robustness is shown, and the repeatability of a test result is ensured.

The utility model relates to a CAN integrated test environment tool, comprising a database used for storing test logs and test configuration information, a Raspberry Pi, a communication MCU, and a CAN transceiver, the Raspberry Pi is connected with the database through a data line so as to upload the test logs to the database or load the test configuration information from the database; the communication MCU and the Raspberry Pi are connected through an SPI bus for bidirectional communication; the CAN transceiver is respectively connected with the communication MCU and the ECU through a CAN bus to realize bidirectional conversion between a digital signal and a differential signal. The system has the beneficial effects that a heterogeneous computing architecture in which the communication MCU is used for real-time control and the raspberry Pi is used for high-order processing is adopted, the work division is clear, the communication MCU is responsible for underlying CAN communication and GPIO interrupt response, the raspberry Pi is responsible for test logic scheduling, data analysis and report generation, bidirectional efficient data interaction between the communication MCU and the raspberry Pi is realized through an SPI bus, real-time performance and computing power are taken into consideration, and the system is suitable for large-scale popularization and application. The problem that a traditional single-MCU scheme is insufficient in performance is solved.

The utility model relates to the technical field of page turning devices, and discloses parent-child interaction equipment based on Raspberry Pi, which comprises a storage platform, a page turning mechanism, the Raspberry Pi, a camera and a book pressing mechanism, the camera is suspended above the object placing platform, the object placing platform and the camera are oppositely arranged up and down, the page turning mechanism is located on the first side of the object placing platform, the page pressing mechanism is arranged on the second side and / or the third side of the object placing platform, and the second side and the third side of the object placing platform are oppositely arranged; the Raspberry Pi is electrically connected with the page turning mechanism, the camera and the page pressing mechanism. According to the method, parent-child interaction with low cost and high compatibility is realized, and automatic page turning and remote interaction functions are realized while physical book reading experience is reserved, so that interestingness and efficiency of parent-child co-reading are improved; a child can be accompanied in real time when needed; the technical problems that an existing electronic reading device affects the eyesight development of children, parent-child reading of a traditional solid book can only be achieved beside, and the attention of the children is easily distracted are solved.

The invention discloses an SPI Flash firmware extraction method and system based on Raspberry Pi, and belongs to the technical field of data recovery and extraction, and the method comprises the following steps: establishing physical connection between an SPI interface of the Raspberry Pi and an SPI Flash chip in a welding state on a PCB (Printed Circuit Board); starting an SPI drive on the raspberry Pi, and configuring the raspberry Pi as an SPI master device; an identification command is sent to the SPI Flash chip through the SPI interface, returned chip identification information is received and analyzed, and chip parameters are determined; according to the chip parameters, a reading command and an initial address are sent to the SPI Flash chip through the SPI interface, and data are read from the initial address; and storing the read data as a firmware file. According to the method and the device, non-destructive firmware extraction of the target chip is realized, the stored data can be directly read without performing desoldering operation, and the success rate and the overall efficiency of firmware extraction are improved.

The present application relates to a computer readable storage medium, a debugging method and device of a solid state disk device, the method is executed by a processing unit in a Raspberry Pi, comprising: simulating a first joint test working group command to the solid state disk device through a general input / output interface, for stopping the running of the processing unit of the flash memory controller in the solid state disk device; simulating a second joint test working group command to the solid state disk device through the general input / output interface, for letting the solid state disk device leave the hibernation mode; and simulating a third joint test working group command to the solid state disk device through the general input / output interface, for reading data of a specified length from a specified address of the static random access memory in the solid state disk device. Through the debugging method as described above in combination with the general input / output interface in the Raspberry Pi, the flexibility of the internal circuit simulator can be improved to solve the problems encountered during debugging.

This utility model relates to a fault injection test fixture, including a fault simulation module, a self-test MCU, a Raspberry Pi, and a power supply module. The fault simulation module is connected to an ECU; the self-test MCU is connected to the fault simulation module through a self-test circuit; the Raspberry Pi's SPI6 interface and the self-test MCU's SPI2 interface are bidirectionally connected via an SPI bus; the Raspberry Pi's UART4 interface is connected to an external 485 transceiver via a 485 bus; the 485 transceiver is connected to the serial communication interface of the fault simulation module and the UART2 interface of the self-test MCU via the 485 bus; the power supply module is electrically connected to the self-test MCU, the self-test circuit, the Raspberry Pi, and the fault simulation module. The beneficial effects are: by the collaborative work of the Raspberry Pi, the self-test MCU, the self-test circuit, and the fault simulation module, control and real-time monitoring of the fault simulation module can be achieved, meeting the needs of multi-channel, multi-type fault injection and improving the accuracy and reliability of the test.

The invention discloses an online hardware programming system based on an online editor and Raspberry Pi and a use method thereof, and relates to the technical field of programming education. The system comprises a Raspberry Pi development board, an external electronic device, a Raspberry Pi service program, an online programming platform based on a browser and a cloud server. The Raspberry Pi service program comprises a distribution network service, a code interpretation service and a basic service, and the online programming platform is provided with a menu bar, a programming area supporting Scratch, Python and C + +, and a console. When the system is used, environment preparation is firstly completed, then a program is written through the online programming platform and sent to the Raspberry Pi for execution, and finally codes can be stored in the cloud server. Software and hardware programming is integrated, multiple languages are supported to adapt to students of different age groups, the programming learning difficulty is reduced by means of the visual effect of hardware, the learning interest and efficiency are improved, and an integrated solution is provided for programming education of middle and primary schools.

The invention discloses a chicken house disinfection system and method based on Raspberry Pi and a wheeled robot, and the system comprises a spraying unit which is used for spraying a disinfectant; the advancing chassis is used for advancing and moving; the multi-sensor coupling platform is integrated with a laser radar, an inertial measurement unit, a depth camera and a wheel type odometer; the central processing unit is used for receiving and processing the multi-source sampling data and carrying out path planning and navigation control, and comprises a laser SLAM processing module, a coordinate conversion module, a fusion calibration module and a time synchronization module; the motion control unit is used for receiving the instruction transmitted by the central processing unit, executing and feeding back the instruction, and controlling start and stop of the spraying unit and movement of the advancing chassis; and the communication unit is used for establishing a data communication interface and a protocol of the dual-processor cooperative control architecture. Through coordinated design of hardware and software, more efficient, safer and more intelligent henhouse disinfection work can be realized.