15 results about "Multi media card" patented technology

The invention discloses a high-speed parallel EMMC (Embedded Multi Media Card) test method and system. The method comprises the following steps: generating a test script; the test script comprises the steps of generating a protocol setting instruction based on an interface protocol type of the to-be-tested EMMC, generating a test command based on a test item type of the to-be-tested EMMC, and setting a test ending condition; based on the test script, testing a plurality of to-be-tested EMMCs in parallel through a plurality of test daughter boards comprising multiple channels, and collecting test parameters in real time; wherein different test items of each to-be-tested EMMC are tested according to a preset sequence; in the testing process, follow-up testing is adjusted based on testing parameters collected in real time and a preset optimization rule; and for each tested EMMC, when it is judged that a test ending condition is met, ending the test, returning a test result, analyzing the test result and outputting a test report. Through the automatic optimization strategy and the parallel test, the test efficiency can be improved, and the labor dependence and the test cost can be reduced.

Ventilator (1) with at least a sensor for detecting at least one parameter of a breathing gas, a control device for specifying settings, a storage unit a control unit connected to the storage unit, a first computer program product for implementing the settings taking into account a specification and a second computer program product that regulates data transfer to and from the control unit via at least one interface (8); wherein the ventilator (1) is designed such that at least one interface allows for the mutual exchange of data between the ventilator (1) and external storage media and / or devices (12), the exchange of parameters, and the loading of parameters and / or a configuration of the ventilator from external storage media and / or devices, wherein the ventilator has at least two interfaces that support different standards and communication protocols, wherein one of the interfaces is designed as a radio interface and another of the interfaces is designed as a memory card interface, wherein the memory card interface is suitable for a Secure Digital card, a Multimedia card, a Memory Stick PRO card, an xD-Picture card, a SmartMedia card or a CompactFlash card, where data from the ventilator can be saved to an inserted memory card via the memory card interface, and data from an inserted memory card can be loaded into the ventilator, where, in the area of ​​the ventilator, a firmware or software is installed as the second computer program product, which runs as a client and enables a connection of the ventilator to the Internet, where the client is responsible for initiating contact during data transmission and is configured to determine the timing of the transmission, where reading or saving ventilation and usage information to the respective storage medium must be initiated by an event, and the event is the expiration of a specific period of time since the start or end of ventilation therapy, where, when reading usage data from the ventilator, an assignment to the correct patients is automatically performed via a stored database. wherein the ventilator contains relevant information about its setting parameters and their setting limits as well as its stored therapy information and is designed to make the relevant information available to a PC, wherein the ventilator is configured to provide, via the respective interface or storage medium, an application directly executable by a PC operating system, wherein the ventilator contains executable logic in non-volatile memory, wherein the executable logic is not executable by the ventilator itself but by the PC, thus enabling the installation of software on the PC without requiring a user to obtain the software directly from the ventilator manufacturer or a service provider via CD, download, or storage medium. wherein the ventilator further comprises a data cable as a data exchange means inserted into the respective interface, wherein the data cable is connected to an interface converter outside the ventilator, wherein the interface converter is designed to enable communication between the ventilator and another device via at least one transmission standard not provided in the ventilator itself, wherein at least one additional sensor in the form of a pulse oximeter and / or a sensor for CO2 measurement and / or a sensor for measuring respiratory effort and / or an ECG device and / or an EEG device is additionally connected to the ventilator via the interface converter.

A rate mode control method and device of an eMMC, a storage medium and a terminal are provided.The method comprises the following steps: determining a working scene rate mode of an embedded multimedia card (eMMC), and determining a highest rate mode supported by the eMMC; comparing the highest rate mode and the working scene rate mode, and determining a target rate mode of the eMMC according to a comparison result; and switching a current rate mode of the eMMC to the target rate mode.The above scheme can adaptively select a proper working rate mode according to a working scene demand of the eMMC and the highest rate mode supported by the eMMC, so as to improve data transmission efficiency.

The present disclosure relates to a method and device for enhancing read performance of an eMMC. The method is executed by a processing unit of a flash memory controller and comprises the following steps: (a) receiving an open-ended read command from a host device, wherein the parameters of the open-ended read command include a data address; (b) reading a first batch of data from a flash memory device according to the data address, storing it in a buffer, and during this process, monitoring the amount of data to identify when it reaches a threshold amount, at which point the amount of data is sent to the host device; (c) reading a second batch of data from the flash memory device and storing it in the buffer; and (d) checking if a stop command has been received, and if the check result is YES, terminating the execution of the open-ended read command.

Semiconductor packaging device are described herein. In one embodiment, the device includes a substrate configured to support at least two types of Multi-Chip Package (MCP) configurations. One MCP configuration includes a Universal Flash Storage (UFS) memory controller, and another MCP configuration includes an embedded multi-media card (eMMC) controller. The substrate is configured through internal connections and signal assignments to support either of the UFS controller or the eMMC controller selected to be included in the final MCP.

The embodiment of the invention provides electronic equipment, an initialization starting method thereof and a chip, the electronic equipment comprises a system-on-chip and an embedded multimedia card electrically connected with the system-on-chip, and the method comprises the following steps: in response to a power-on or reset event, controlling the embedded multimedia card to execute a first initialization stage, enabling the embedded multimedia card to enter a state capable of accessing the startup partition, and reading the startup code from the startup partition; according to the starting code, the system-on-chip executes at least one part of initialization process of the system-on-chip, and the embedded multimedia card executes a second initialization stage to enter a user data accessible state; wherein at least one part of the initialization process of the system on chip and the second initialization phase of the embedded multimedia card are at least partially executed in parallel in time. By adopting the technical scheme, the overall starting time can be shortened on the basis of not increasing the cost.

The invention discloses a power-off protection device applied to an embedded multimedia card, which belongs to the technical field of power-off protection and comprises a power-off detection circuit and an embedded multimedia card controller. The power-off detection circuit judges whether a power supply voltage enters a failure state according to a voltage detection signal, and generates a power-off protection signal when entering the failure state, and the voltage detection signal is generated by dividing the power supply voltage. The embedded multimedia card controller transmits a plurality of default instructions to an embedded multimedia card according to a protection enabling signal and the power-off protection signal so as to control the embedded multimedia card to execute the plurality of default instructions to complete a power-off protection operation, and the embedded multimedia card is driven by the power supply voltage.

The invention discloses a method and a device for improving reading efficiency of an embedded multimedia card, the method is executed by a processing unit of a flash memory controller, and the method comprises the following steps: (a) receiving an open end reading command from a host device, and parameters of the open end reading command comprise a data address; (b) reading a first batch of data from a flash memory device in batches according to the data address, storing the first batch of data in a buffer memory, and transmitting the data with a threshold data volume to the host device when detecting that the data volume stored in the buffer memory reaches the threshold data volume every time in the process, wherein the threshold data volume is smaller than a batch of read data volume; (c) reading a second batch of data from the flash memory device and storing the second batch of data to the buffer memory; and (d) detecting whether a stop command of the host device is received, and if so, ending the execution of the open-end read command.

The invention relates to the technical field of vehicles, in particular to a processing device, a storage method, a vehicle-mounted networking terminal and a vehicle. The processing device comprises a processor, a nonvolatile memory FLASH and an embedded multimedia card EMMC. The processor is used for responding to the received running data of the vehicle and storing the running data into the FLASH; in response to the received fault diagnosis information, searching fault data from the FLASH based on the fault diagnosis information; and storing the fault data into the EMMC, so that the EMMC reports the fault data to a cloud. According to the technical scheme, the service life of the EMMC is prolonged, and the data processing and storage efficiency is improved.

The invention relates to the technical field of memories, in particular to an embedded multimedia card controller processing method and device, equipment, a medium and a product, and the method comprises the steps: obtaining a current command for an embedded multimedia card; the current command is sent to the embedded multimedia card; obtaining first response data of the embedded multimedia card; judging whether the verification result of the first response data is a verification error or not, and judging whether the number of times of command retransmission is greater than a preset value or not; if the verification result of the first response data is a verification error and the number of times of command retransmission is not greater than a first preset value, resending the current command to the embedded multimedia card; otherwise, generating a first interrupt instruction, and executing corresponding operation based on the first interrupt instruction. And an error retransmission mechanism is added, so that interruption of an upper software process is reduced, and the purpose of improving the overall processing efficiency of the controller is achieved.

Examples described herein relate to: an interface and circuitry to: monitor a bus for a particular message and based on detection of the particular message, replace the particular message with an invalid portion and provide the invalid portion to a receiver, wherein the particular message comprises a command and wherein the receiver comprises an Embedded Multi-Media Card (eMMC). In some examples, the circuitry comprises a platform root of trust (PRoT), a management controller, a multiplexer, or a host system.

The invention relates to a radio frequency calibration file storage method and device, a storage medium and electronic equipment. The method comprises the steps that a radio frequency calibration file of a chip module is obtained from a temporary embedded multimedia card, and the temporary embedded multimedia card is a multimedia card which is connected to the chip module and used for temporarily storing the radio frequency calibration file; the radio frequency calibration file is backed up to a memory chip set for the chip module, and after the radio frequency calibration file is backed up to the memory chip, the temporary embedded multimedia card is disconnected from the chip module; after it is detected that the chip module is connected to the fixed embedded multimedia card, the radio frequency calibration file in the memory chip is used for updating the radio frequency calibration file in the fixed embedded multimedia card, and the fixed embedded multimedia card and the chip module are located in the same radio frequency device. The technical problem that the NV radio frequency calibration file cannot be stored in the eMMC is solved.

Provided in the embodiments of the present application are a multimedia card mounting method and apparatus, and a storage medium, an electronic device and a computer program product. The method comprises: determining a target device on which an embedded multimedia card (EMMC) needs to be mounted; when it is determined that the target device is a baseboard management controller (BMC), mounting the EMMC on the BMC; and when it is determined that the target device is a first host, mounting the EMMC on a target universal serial bus (USB) interface connected to the first host. By means of the present application, the problem in the related art of there being a certain security risk because a networking operation needs to be performed when some server management operations are performed is solved, thereby achieving the effect of improving the security of server management.

This disclosure provides an electronic device and its initialization startup method and chip. The electronic device includes a system-on-a-chip (SoC) and an embedded multimedia card electrically connected to the SoC. The method includes: in response to a power-on or reset event, controlling the embedded multimedia card to execute a first initialization phase, so that the embedded multimedia card enters a state where a boot partition can be accessed, and reading boot code from the boot partition; according to the boot code, the SoC executes at least a portion of its own initialization process, and the embedded multimedia card executes a second initialization phase to enter a user data accessible state; wherein, at least a portion of the initialization process of the SoC and the second initialization phase of the embedded multimedia card are executed in at least partial parallel time. Using the above technical solution, the overall startup time can be shortened without increasing costs.

Provided is a method for mounting a multi-media card and an apparatus, a storage medium, an electronic device, and a computer program product, wherein the method includes: determining a target device on which an Embedded Multi-Media Card (EMMC) needs to be mounted; in a case where it is determined that the target device is a Baseboard Management Controller (BMC), mounting the EMMC onto the BMC; and in a case where it is determined that the target device is a first host, mounting the EMMC onto a target Universal Serial Bus (USB) interface connected to the first host.