Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

34 results about "And logic unit" patented technology

Frontside and backside bit lines in a memory array

A semiconductor device according to the present disclosure includes a logic cell and a memory array including a plurality of memory cells. The memory cells and the logic cell are arranged in a row, and a first plurality of the memory cells are positioned closer to the logic cell than a second plurality of the memory cells. A frontside interconnect structure is disposed over the memory cells and includes a frontside bit line. The frontside bit line is coupled to each of the memory cells arranged in the row. A backside interconnect structure is disposed under the memory cells and includes a backside bit line. The backside bit line is coupled to at least the first plurality of the memory cells. The frontside bit line is coupled to the backside bit line through a source / drain feature of a pass-gate transistor of one of the first plurality of the memory cells.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Quick-positioning storage pressure testing method and storage medium thereof

The invention discloses a quick-positioning storage pressure test method and a storage medium thereof.The method comprises the steps that a write-in command is received, a test data packet is obtained, and the test data packet is provided with an initial logic block address, a write-in block number, a logic unit and a check value; the control unit performs verification operation according to the initial logic block address and the verification value in combination with a preset verification level and the verification level determined by the logic unit to obtain a verification result; when the verification result is successful, executing a write operation according to the initial logic block address and the write block number; and when the verification result is failure, storing a state log of the write-in operation, stopping executing the write-in operation, and outputting positioning information according to the logic unit, the verification result and the state log. Through the verification operation combining the initial logic block address and the verification value, data verification can be rapidly carried out, rapid positioning can be carried out under the condition of data errors and abnormities, and the accuracy and the test efficiency of the storage pressure test are improved.
Owner:ARTMEM TECHNOLOGY CO LTD

A data cache configuration method and terminal

The application discloses a data cache configuration method and a terminal. After generating a cache simulation memory block, the method creates a cache unit for data of an access object which can cache data according to an IO access request, fills data in the cache unit into the memory block, obtains processing logic of the cache unit, generates a logic unit, fills data in the logic unit into the memory block, and configures a cache index for the cache unit. In this way, hierarchical cache of module data such as the cache unit and the logic unit can be realized, and the access efficiency of the cache and the utilization rate of the cache resource can be effectively improved.
Owner:福建天晴在线互动科技有限公司

Logical unit number queues and logical unit number queue scheduling for memory devices

ActiveUS12687986B2Logic cellAnd logic unit
A memory device may include logical units configured to store data, wherein the logical units are identified by corresponding logical unit numbers (LUNs) and are associated with corresponding LUN queue groups. Each LUN queue group may include LUN queues that are each associated with a respective intra-LUN priority level that indicates a priority of a LUN queue within a LUN queue group. The LUN queues are each associated with a respective execution priority level that indicates a priority for execution of commands in a LUN queue across LUN queue groups. A quantity of intra-LUN priority levels may be greater than a quantity of execution priority levels. A LUN scheduler may be configured to select and transfer commands from LUN queue groups to the execution queue group based on intra-LUN priority levels. A command executor may be configured to execute commands from the execution queue group based on execution priority levels.
Owner:MICRON TECHNOLOGY INC

UFS command priority scheduling processing method and device, electronic equipment and medium

PendingCN121300927AProgram initiation/switchingTime delaysAnd logic unit
The invention provides a UFS command priority scheduling processing method and device, electronic equipment and a medium, and relates to the technical field of scheduling processing, and the method comprises the steps: receiving a command from a host; classifying the commands according to priority types and logic unit types and mapping the commands to corresponding command queues based on command attributes obtained by analyzing UFS protocol information unit flag fields of the commands and device descriptor configuration information; determining a command execution sequence based on a preset dual priority rule; and taking out the commands from the command queue based on the command execution sequence and submitting the commands to the flash translation layer for processing. In the mode, the key command is prevented from being delayed to be executed for a long time, so that the overall performance and stability of the system are improved.
Owner:SHENZHEN CITY TECHWIN SEMICONDUCTOR COMPANY LIMITED

Multi-voltage supply system for OTP memory

The invention discloses a multi-voltage supply system for an OTP memory. The multi-voltage supply system comprises a band-gap reference unit, a first buffer, a second buffer, a protection voltage generation unit, a programming voltage generation unit, a read-write voltage generation unit and a logic unit, the protection voltage generation unit is used for generating protection voltage through a charge pump; the programming voltage generation unit is used for generating programming voltage through a charge pump; the read-write voltage generation unit is used for generating read-write voltage through voltage clamp. According to the invention, the defects of the traditional scheme in the aspects of voltage precision, power consumption and flexibility are effectively solved, the ripple of the output voltage is remarkably reduced, the high stability and temperature adaptability of the output voltage are ensured, and the integration level, power consumption optimization and dynamic regulation capability are remarkably improved.
Owner:NO 24 RES INST OF CETC

Semiconductor structure

A semiconductor device includes a memory cell connected to a signal line, a first voltage line for receiving a power supply voltage, and a second voltage line for receiving an electrical ground voltage, a logic unit configured to provide a logic function to the memory cell, a transition region, and an interconnect structure. A transition region extends from a first boundary of the memory cell to a second boundary of the logic cell, and an interconnect structure is over the memory cell and the logic cell. The interconnection structure comprises a signal line, a first voltage line and a second voltage line which are located on the same metal line layer of the interconnection structure. A signal line extends from within the second boundary of the logic cell into the first boundary of the memory cell. The transition region includes one or more functional transistors electrically coupled to the memory cell.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Ultrasonic sensor unit

PendingDE102024206589A1Acoustic wave reradiationKaiman filterAnd logic unit
The present invention relates to an ultrasonic sensor unit comprising a first ultrasonic element and a logic unit, wherein the first ultrasonic element is configured to emit and / or receive at least one ultrasonic wave, wherein the logic unit is configured to generate an echo signal and a trace signal based on the at least one emitted and / or received ultrasonic wave, wherein the logic unit is configured to predict at least one further ultrasonic wave and one further echo signal based on the echo signal and the trace signal using a Kalman filter, and wherein the logic unit is configured to assign the further ultrasonic wave, the further echo signal and / or the further trace signal to the emitted ultrasonic wave, the echo signal and / or the trace signal using a Kuhn-Munkres algorithm.
Owner:ROBERT BOSCH GMBH

Interlocking board card test platform

The invention relates to an interlocking board card test platform. The interlocking board card test platform comprises a computer, a power supply board, a mother board and a logic machine cage, the logic machine cage is internally provided with a mother board, one side of the mother board is provided with a power supply board and a plurality of logic unit board cards, and one side, opposite to the logic unit board cards, of the mother board is provided with a rear plugboard; the power supply board supplies power to each logic unit board card through the mother board; the computer is in signal connection with the logic unit board card on the mother board, and test software is configured on the computer and used for testing the logic unit board card. Compared with the prior art, automation of the testing process is achieved, the testing efficiency and accuracy are greatly improved, and the dependency degree of manual operation is reduced.
Owner:SHANGHAI RAILWAY COMM

Adjusting unit for battery cell

The invention relates to a regulating unit (10) for a battery cell (100), comprising a pressure regulating unit (12), which is designed to adapt a pressure in the battery cell (100), and a logic unit (14), which is designed to detect a thermal breakdown of a battery cell (102) of the battery cell (100), the pressure regulating unit (12) being designed to adjust the pressure in the battery cell (100), and the logic unit (14) being designed to detect the thermal breakdown of the battery cell (102) of the battery cell (100). When a thermal breakdown is detected, the pressure of the battery cell (100) is reduced.
Owner:BAYERISCHE MOTOREN WERKE AG

A method for remotely updating a ZYNQ unit LVDS interface system

This invention discloses a method for remotely updating a ZYNQ unit's LVDS interface. The ZYNQ unit comprises an embedded ZYNQ unit and a logic unit. An LVDS receiving module is configured in the ZYNQ logic unit to match the LVDS communication protocol with the embedded LVDS computer upgrade system, enabling the ZYNQ chip to establish LVDS interface communication with the embedded LVDS computer upgrade system. After the ZYNQ chip powers on and operates normally, establishing LVDS interface communication with the embedded LVDS computer upgrade system, the embedded LVDS computer upgrade system sends the BIN file to be updated to the ZYNQ chip via the LVDS interface for erasure and rewriting. This invention employs a working firmware and recovery firmware design, and through multiple boot modes, solves the problem of ZYNQ failing to start normally after an unexpected power outage during the update process. It has advantages such as simple operation, high reliability, and no need to unpack the device. Even if the device experiences an unexpected power outage during the update process, the multiple boot methods ensure that the device can still operate normally after power-on and re-update the program. This invention is suitable for field test program updates, solving the problem of having to unpack the device for field test program upgrades, and the remote program update is stable and reliable.
Owner:CHENGDU YICHUANGLI INTELLIGENT TECHNOLOGY CO LTD

An interface generation method and system for mapping data using a visual interaction panel

The application discloses an interface generation method and system for mapping data by using a visual interaction panel, and belongs to the technical field of dynamic interface rendering. The method comprises the following steps: acquiring a multi-source data stream, extracting static and dynamic behavior characteristics, and generating feature anchor points; constructing a dynamic logic topology comprising components, links and logic units on the interaction panel; translating business association into layout instructions and fusing to generate a collaborative constraint network; inputting real-time data stream for rendering to generate an interface; and collecting feedback to collaboratively optimize logic parameters and layout weights. The application adopts a shadow deduction initialization and closed-loop feedback adjustment mechanism, can realize deep decoupling and adaptive alignment of data logic and interface layout, and improves the accuracy, robustness and interactive configuration efficiency under large-scale heterogeneous data of interface generation.
Owner:CHENGDU LIBI TECH CO LTD

Multi-jet synchronous printing system based on a distributed architecture

PendingCN122331848AData packPersonalization
This invention relates to the field of high-precision industrial printing technology and discloses a multi-printerhead synchronous printing system based on a distributed architecture, including a workstation, an FPGA processing board, and print head modules. This system separates non-real-time large-scale computing from real-time high-precision control through a distributed architecture. When increasing the number of print heads, only additional computing tasks need to be added to the workstation, and logic units and I / O interfaces are expanded on the FPGA. The workstation parses the image data of each print job, completes dynamic load segmentation, establishes a segmentation index table, and then packages the data and embeds timestamps, ensuring that the FPGA processing board has sufficient time to complete decompression and caching, and also ensuring precise start of the printing operation at the specified time point. The distributed parsing has strong scalability, and the FPGA processing board constructs a global synchronization mechanism to ensure precise alignment of data from different channels in the time dimension. Waveform queries are performed on data packets to generate personalized drive waveforms adapted to each piezoelectric print head, resulting in excellent multi-printer collaboration.
Owner:WEINAN ZHENCHENG TECH CO LTD

System and method for micro-led pixel driving circuit

PendingCN120937069AStatic indicating devicesAnd logic unitLogic cell
This disclosure provides a miniature LED pixel driving circuit, which includes a logic operation module and a pixel driving module. The logic operation module receives an N-bit image data signal, where N is a positive integer. The logic operation module includes a conversion unit, an AND logic unit connected to the conversion unit, and a NOR logic unit connected to the AND logic unit. The conversion unit is used to convert the N-bit image data signal in a first format to a second format. The AND logic unit is used to convert the N-bit image data signal in the second format and a timing control signal to a third format. The NOR logic unit is used to convert the N-bit image data signal in the third format to a fourth format to control the on / off state of the pixel driving module.
Owner:JADE BIRD DISPLAY (SHANGHAI) LTD

A standardized data chunking processing system supporting multi-source data formats

ActiveCN122021629BSolve the problem of invalid partition rulesEnsure complete retentionEngineeringMulti source data
The application discloses a kind of standardization data block processing systems of supporting multi-source data format, it is related to data processing field, the system includes preprocessing and format uniformity module, intelligent pre-analysis and strategy selection module, mixed inference depth block engine, block result optimization and check module, structured data output module.The application supports the compatible processing of multi-source data format;Based on the dynamic division of chapter structure and logic unit of text content, ensure semantic association content, avoid cross-modal semantic fragmentation;Improve the universality of block strategy;Intelligent block of multi-source data is realized, significantly reduces the demand of manual intervention, improves processing speed and efficiency, especially suitable for large-scale document processing scene;It can be directly connected knowledge graph construction, intelligent retrieval and other downstream applications, significantly improve data utilization efficiency.
Owner:ZHONGSHAOXUAN TECHNOLOGY GROUP CO LTD

Write buffer and logic unit management in data storage device

PendingCN120858339AInput/output to record carriersWrite bufferAnd logic unit
Aspects of the present disclosure provide various techniques, apparatuses, and methods that may improve memory resource utilization of a data storage device that stores data using a non-volatile memory (NVM). In some aspects, a data storage device may be provided with multiple write buffers to improve write throughput of the device. In some aspects, a data storage device may track utilization information for each write buffer using a utilization array. In some aspects, a data storage device may vary the use of a memory with a low utilization write buffer to serve full active logic units to preserve the functionality of the write buffer of the active logic units.
Owner:QUALCOMM INC

Interface generation method and system for mapping data by utilizing visual interaction panel

The invention discloses an interface generation method and system for mapping data by using a visual interaction panel, and belongs to the technical field of dynamic interface rendering. The method comprises the following steps: acquiring a multi-source data stream and extracting static and dynamic behavior features to generate feature anchor points; constructing a dynamic logic topology comprising components, links and logic units on the interaction panel; translating the service association into layout instructions and fusing to generate a collaborative constraint network; inputting the real-time data stream for rendering to generate an interface; and collecting feedback to carry out collaborative optimization on the logic parameters and the layout weight. According to the method, a shadow deduction initialization and closed-loop feedback adjustment mechanism is adopted, deep decoupling and self-adaptive alignment of data logic and interface layout can be achieved, and the accuracy and robustness of interface generation and the interaction configuration efficiency under large-scale heterogeneous data are improved.
Owner:CHENGDU LIBI TECH CO LTD

Method and system for detecting hidden fault of relay protection device

The invention belongs to the technical field of power system relay protection, and particularly relates to a relay protection device hidden fault detection method and system. The method comprises the following steps: acquiring current detection values of multi-source monitoring parameters of the relay protection device, wherein the types of the multi-source monitoring parameters comprise at least two of a power supply parameter, an environment parameter, a communication performance parameter and a logic unit parameter; the power supply parameters comprise voltage fluctuation and / or ripple coefficients, the environment parameters comprise at least one of temperature, humidity and vibration, the communication performance parameters comprise transmission delay and / or bit error rate, and the logic unit parameters comprise CPU load and / or memory occupation; determining the deviation degree of the relay protection device based on the deviation between the current detection value of the multi-source monitoring parameter and the health baseline of the multi-source monitoring parameter; whether hidden faults exist or not is judged based on the deviation degree of the relay protection device and the hidden fault threshold value of the relay protection device, parameter gradual change type faults, environment coupling type faults and logic soft faults can be recognized, and detection blind areas are avoided.
Owner:XJ ELECTRIC CO LTD +2

A successive approximation analog-to-digital converter and a control method thereof

The application discloses a successive approximation type analog-digital converter and a control method thereof, relates to the technical field of analog-digital conversion, and comprises a dynamic comparison unit, a capacitor array synchronizer, an output register and a logic unit, wherein the dynamic comparison unit comprises a dynamic comparator and an array capacitor circuit, the positive and negative terminals of the dynamic comparator are connected with one array capacitor circuit respectively, the output terminal of the dynamic comparator is connected with the logic unit, the output of the logic unit is connected with the output register, the array capacitor circuit and the capacitor array synchronizer, and the capacitor array synchronizer is connected with the dynamic comparator. In view of the technical problem of slow conversion speed of the existing high-speed asynchronous SAR ADC circuit, the application reduces the time waste of the array dac in the traditional scheme, greatly reduces the conversion time, and thus improves the high-speed characteristics of the asynchronous SAR ADC.
Owner:ZHEJIANG XINMAI SILICON CO LTD

Interaction method for constructing data processing flow in graphical user interface

The invention discloses an interaction method for constructing a data processing flow in a graphical user interface. According to the method, a data block capable of adapting to multi-industry requirements is provided as a unified interaction component, so that a user can intuitively construct a data processing network by recursively adding the block, visually connecting the configured data flow and automatically executing an updating mode. The core of the method is that multiple types of data blocks are provided, and different numbers and different types of format units and logic units are predefined in different types of data blocks to respectively match specific data processing requirements of different industries such as finance, medical treatment, logistics and the like, so that wide cross-industry adaptability is realized. Based on the unified interaction normal form, the invention further realizes the template multiplexing of the data processing network, supports multi-user collaborative editing and compiles and outputs the data processing network as an embedded code or an executable program.
Owner:吴晓军

Test circuit, chip and equipment

ActiveCN224263326UElectronic circuit testingAnd logic unitMultiplexer
The utility model discloses a test circuit, a chip and equipment. The test circuit comprises a first data selector, a sensing control scanning bypass and a logic unit, the first data selector comprises a first input end, a second input end and a first enabling end, the first input end is connected with a signal output end of a sensing control unit, the sensing control scanning bypass comprises storage units connected in a scanning chain mode, and the logic unit comprises a second enabling end and a second enabling end. One end of the logic unit is connected with the signal receiving end of the sensing control unit, the other end of the logic unit is connected with the second input end, and the logic unit is connected with the first enabling end and is configured to output a corresponding enabling signal to the first enabling end in a first test mode; therefore, the first data selector selectively outputs a test signal of the sensing control scanning bypass or outputs a sensing signal of the sensing control unit. Therefore, according to the embodiment of the invention, the operation parameters of the chip in the test mode can be normally obtained on the premise of not influencing the chip test, so that an analysis basis is provided for the test failure reason of the chip.
Owner:BEIJING PINGTOUGE INFORMATION TECH CO LTD

Device and method for implementing an operating mode based on opcodes

The disclosure includes a method of authenticating a processor that includes an arithmetic and logic unit. At least one decoded operand of at least a portion of a to-be-executed opcode is received on a first terminal of the arithmetic and logic unit. A signed instruction is received on a second terminal of the arithmetic and logic unit. The signed instruction combines a decoded instruction of the to-be-executed opcode and a previous calculation result of the arithmetic and logic unit.
Owner:STMICROELECTRONICS BELGIUM

Interconnect structures for integration of memory cells and logic cells

A semiconductor structure includes a memory cell, one or more logic cells configured to provide logic function to the memory cell, and an interconnect structure disposed over the memory cell and the one or more logic cells. The interconnect structure includes a bit line, a bit line bar, a first voltage line, and a second voltage line located in a same metal line layer of the interconnect structure. At least one of the bit line and the bit line bar extends from inside a boundary of the one or more logic cells and into a boundary of the memory cell. At least one of the first and second voltage lines extends from inside the boundary of the one or more logic cells and into the boundary of the memory cell.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Transmitter Circuit Having Additional Delay Path

PendingUS20260155856A1TransmissionLogic cellAnd logic unit
A transmitter circuit is provided having an additional delay path. A first transmitter output signal is generated according to a rising edge and falling edge of its data input signal. A second transmitter output signal is generated by delaying the first transmitter output signal. The disclosed transmitter circuit includes a rising and falling converter for outputting a converted data input signal, a delay and logic unit for receiving the converted data input signal and generating a carrier signal, an AND gate receiving the converted data input signal and the carrier signal, and outputting the first transmitter output signal, and a delay circuit receiving the first transmitter output signal and outputting the second transmitter output signal. Robustness and common mode voltage stability can be enhanced. Due to a definite and limited number of pulses of the carrier signal, the invention also achieves to reduce power consumption and electromagnetic interferences effectively.
Owner:AMAZING MICROELECTRONICS

Storage and calculation integrated chip and on-chip training method thereof

The invention provides a storage and calculation integrated chip which comprises an MAC unit and an auxiliary unit which are arranged in pairs, the MAC unit is used for carrying out multiply-accumulate calculation on weight data and input data, the auxiliary unit is used for carrying out multiply-accumulate calculation on the weight data and auxiliary data, and the auxiliary data are obtained after the input data are disordered; the logic unit is used for respectively performing ReLU activation and pooling operation on the multiply-accumulate calculation results of the MAC unit and the auxiliary unit to obtain an output result; the calculation module is also used for calculating an output difference value matrix and calculating an input difference value matrix if the convolutional layer needs to be trained; the auxiliary unit is also used for carrying out matrix multiplication calculation on the output difference value matrix and the input difference value matrix to obtain a weight updating matrix; and the control unit is used for executing the executable instruction so as to control the data flows of the MAC unit, the auxiliary unit and the logic unit. According to the invention, independent training among the convolution layers can be realized.
Owner:CETHIK GRP

Ultrasonic sensor unit

PendingUS20260016583A1Acoustic wave reradiationKaiman filterAnd logic unit
An ultrasonic sensor unit. The ultrasonic sensor unit includes a first ultrasonic element and a logic unit, wherein the first ultrasonic element is configured to emit and / or receive at least one ultrasonic wave, wherein the logic unit is configured to generate an echo signal and a trace signal based on the at least one emitted and / or received ultrasonic wave, wherein the logic unit is configured to predict at least one further ultrasonic wave and a further echo signal based on the echo signal and the trace signal using a Kalman filter, wherein the logic unit is configured to assign the further ultrasonic wave, the further echo signal and / or the further trace signal to the emitted ultrasonic wave, the echo signal and / or the trace signal by means of a Kuhn-Munkres algorithm.
Owner:ROBERT BOSCH GMBH

An ATD circuit module with aging detection and self-destruct function

This invention relates to an ATD circuit module with aging detection and self-destruction functions, belonging to the field of chip data security technology. The ATD circuit module is integrated inside an SRAM chip and includes an aging detection unit and an ATD logic unit. The aging detection unit outputs a self-destruct signal to the ATD logic unit after detecting that the chip has reached an aging threshold. The ATD logic unit contains an electronic fuse that blows upon receiving the self-destruct signal, completely disabling the ATD logic unit. This invention can permanently self-destruct the SRAM chip after detecting that its aging level has reached the aging threshold, improving the security of data within the SRAM.
Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI LTD

ECO base unit and ECO logic unit

PendingCN120936100ALogic cellAnd logic unit
The invention provides an ECO basic unit and an ECO logic unit. The ECO basic unit comprises a first active region, a second active region and a first polycrystalline strip, and the first polycrystalline strip is located above the first active region and the second active region and stretches across the first active region and the second active region; the second polycrystalline strip is located on the outer side of the first active region and the second active region, and the second polycrystalline strip is used for providing a connecting channel when metal layer connection is carried out among the ECO basic units to form an ECO logic unit; and the first metal layer is positioned above the first active region, the second active region, the first polycrystalline strip and the second polycrystalline strip, and comprises a first connecting part and a second connecting part which are separated from each other and are respectively used for connecting a power supply and grounding. When the ECO basic unit is used for building the ECO logic unit, the ECO logic unit can be successfully built only through one metal layer so as to replace the faulty part in the original design, and the repairing difficulty is reduced.
Owner:GUANGZHOU ZENGXIN TECH CO LTD

Delay circuit, PCB and chip

The invention relates to the technical field of electronics, and discloses a delay circuit, a PCB and a chip, and the delay circuit comprises a threshold generation unit, a delay generation unit, a following unit, a comparison unit and a logic unit. The threshold value generation unit is used for generating a voltage threshold value changing along with the temperature; the delay generation unit is used for generating capacitor charging voltage; the following unit is used for limiting the capacitor charging voltage to protect the comparison unit; the comparison unit is used for comparing the voltage threshold with the capacitor charging voltage so as to output a level change signal; the logic unit is used for outputting a delay signal according to the level change signal and adjusting the working states of the threshold value generation unit and the delay generation unit; through cooperation of the units, the problem of delay time deviation caused by a fixed threshold value and element temperature excursion of a traditional circuit is effectively solved.
Owner:HEILONGJIANG HUIXIN SEMICONDUCTOR CO LTD

A large swing output circuit with overcurrent and overvoltage protection

This invention belongs to the field of integrated circuit design, specifically relating to a large-swing output circuit with overcurrent and overvoltage protection. The circuit includes an output circuit module, a voltage detection circuit module, and a logic unit circuit module; these modules are interconnected. The output circuit module includes a first output module, a second output module, a third output module, and a fourth output module; the second output module is connected to the first output module, the first output module is connected to the third output module, and the third output module is connected to the fourth output module. This invention features a large differential output swing, excellent overcurrent and overvoltage protection performance, high reliability, simple structure, and strong practicality. It can be widely used in communication interfaces such as RS422 / RS485 and has broad application prospects.
Owner:NO 24 RES INST OF CETC