CN103389651B - The control method of remote measurement core single machine test equipment and system - Google Patents
The control method of remote measurement core single machine test equipment and system Download PDFInfo
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Abstract
The present invention relates to electronic equipment remote measurement core unit in aerospace field being implemented to test, specifically a kind of control method of remote measurement core single machine test equipment and system.Achieve remote measurement core single machine test Standardization instrument, universalization.Control method comprises the rate-determining steps of interface back board and intercomputer, the rate-determining steps between interface back board and functional cards; Control system comprises the control module of interface back board and intercomputer, the control module between interface back board and functional cards; The inventive method is reasonable, and system architecture is unification in order, and functional module construction is consistent, is easy to the standardization and the universalization that realize remote measurement core single machine test platform, is beneficial to upgrading and expands, and is easy to improve testing apparatus stability; Solve in current aerospace field that remote measurement core single machine test Standardization instrument degree is low, equipment interoperability is poor, the circumscribed problem of unit, universalization test can be carried out to series of products, meet actual needs completely.
Description
Technical field
The present invention relates to electronic equipment remote measurement core unit in aerospace field being implemented to test, specifically a kind of control method of remote measurement core single machine test equipment and system.
Background technology
Remote measurement core unit in aerospace field is the important guarantee playing arrow safe operation, and carrying out accurately measurement to its parameter is the important step on it before bullet.The test of current remote measurement core unit is all realized by the testing apparatus of customization, and testing apparatus has specificity, can only implement test, be not suitable for other remote measurement core unit for specific remote measurement core unit.Generally speaking, the standard that existing remote measurement core single machine test equipment neither one is general, generalization degree is low, its device parameter is uneven, testing reliability does not often reach re-set target, especially after completing specific remote measurement core single machine test, can not be re-used in other remote measurement core unit, be all that one is greatly wasted concerning technology and material.Therefore, be how technical matters urgently to be resolved hurrily at present by remote measurement core single machine test Standardization instrument, universalization.
Summary of the invention
The present invention is by remote measurement core single machine test Standardization instrument, universalization, provides a kind of control method and system of remote measurement core single machine test equipment.
The present invention adopts following technical scheme to realize: the control method of remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
Described control method comprises the rate-determining steps of interface back board and intercomputer, the rate-determining steps between interface back board and functional cards;
The rate-determining steps of interface back board and intercomputer is as follows:
Receiving step, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is that (asynchronous serial data frame effectively can ensure the integrality of data to asynchronous serial data frame in high-speed transfer, reliability is high), comprise mode field and data field, mode field is for indicating the type of packet (such as: show order bag with " 11 ", ED bag is shown with " 00 ", data stream packets is shown) with " 01 ", the data field of order bag comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission, the particular data of the aforementioned valid data end of transmission of described sign is determined by staff's indirect assignment when system,
Perform step, determine corresponding functional cards according to the board address in packet, and set up the interface channel between functional cards and interface back board;
Feedback step, sends the state bag beamed back by functional cards to computer PCI interface card;
Rate-determining steps between interface back board and functional cards is as follows:
Backboard forwards step, and the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through performing step;
Board receiving step, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis step, resolves packet, determines type of data packet, whether unanimously with board address in packet verifies this card address, determines read-write mode and register address, and according to register address configuration register;
Write step, according to the analysis result of command analysis step, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board performs step, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read step, according to the analysis result of command analysis step, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback step, the state bag of feedback command execution results is sent to interface back board, write step drawn together by described state handbag and board performs response packet corresponding to step execution result, the read data packet that read step execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining that state bag is (according to foregoing teachings, can " 10 " show state bag), the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through performing step after state bag is converted to asynchronous serial data frame by parallel data frame, the order of described sign runs succeeded or the particular data of failure is determined by staff's indirect assignment when system.
Backboard receiving step, the state bag that receiving function board is beamed back.
The control system of remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
Described control system comprises the control module of interface back board and intercomputer, the control module between interface back board and functional cards;
The control module of interface back board and intercomputer is as follows:
Receiver module, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is asynchronous serial data frame, comprise mode field and data field, mode field is for indicating the type of packet, order bag data field comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, and the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission;
Execution module, determines corresponding functional cards according to the board address in packet, and sets up the interface channel between functional cards and interface back board;
Feedback module, sends the state bag beamed back by functional cards to computer PCI interface card;
Control module between interface back board and functional cards is as follows:
Backboard forwarding module, the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through execution module;
Board receiver module, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis module, resolves packet, determines type of data packet, whether unanimously with board address in packet verifies this card address, determines read-write mode and register address, and according to register address configuration register;
Writing module, according to the analysis result of command analysis module, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board execution module, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read module, according to the analysis result of command analysis module, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback module, the state bag of feedback command execution results is sent to interface back board, described state handbag draws together writing module and response packet corresponding to board execution module execution result, the read data packet that read module execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining state bag, the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through execution module after state bag is converted to asynchronous serial data frame by parallel data frame,
Backboard receiver module, the state bag that receiving function board is beamed back.
Described interface back board and functional cards adopt on-site programmable gate array FPGA to realize.
Wherein, the functional cards in remote measurement core single machine test platform mainly comprises analog signals source card, instruction sending card, data receiver sending card, CAN communication card, Ethernet-serial port board, distinctive signal source card etc.
Compared with prior art, in the present invention in remote measurement core single machine test platform each functional cards with unified functional module framework, unified standard and standard, general, be beneficial to and shorten the R&D cycle, to from the data of computing machine or the forwarding of order with to perform be all to complete the write read operation of register in functional cards, namely the final operand of computing machine is the data buffer storage (register) in functional cards; Therefore, according to control method of the present invention, computing machine only needs to write register, read register, Batch sending data, batch read data four functions and just can complete test to remote measurement core unit, is beneficial to the regulation and standardization realizing remote measurement core single machine test.
The inventive method is reasonable, and system architecture is unification in order, and functional module construction is consistent, is easy to the standardization and the universalization that realize remote measurement core single machine test platform, is beneficial to upgrading and expands, and is easy to improve testing apparatus stability; Solve in current aerospace field that remote measurement core single machine test Standardization instrument degree is low, equipment interoperability is poor, the circumscribed problem of unit, universalization test can be carried out to series of products, meet actual needs completely.
Accompanying drawing explanation
Fig. 1 is the functional-block diagram of control system of the present invention;
Embodiment
The control method of remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
Described control method comprises the rate-determining steps of interface back board and intercomputer, the rate-determining steps between interface back board and functional cards;
The rate-determining steps of interface back board and intercomputer is as follows:
Receiving step, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is asynchronous serial data frame, comprise mode field and data field, mode field is for indicating the type of packet, order bag data field comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, and the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission;
Perform step, determine corresponding functional cards according to the board address in packet, and set up the interface channel between functional cards and interface back board;
Feedback step, sends the state bag beamed back by functional cards to computer PCI interface card;
Rate-determining steps between interface back board and functional cards is as follows:
Backboard forwards step, and the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through performing step;
Board receiving step, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis step, resolves packet, determines type of data packet, whether unanimously with board address in packet verifies this card address, determines read-write mode and register address, and according to register address configuration register;
Write step, according to the analysis result of command analysis step, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board performs step, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read step, according to the analysis result of command analysis step, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback step, the state bag of feedback command execution results is sent to interface back board, write step drawn together by described state handbag and board performs response packet corresponding to step execution result, the read data packet that read step execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining state bag, the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through performing step after state bag is converted to asynchronous serial data frame by parallel data frame,
Backboard receiving step, the state bag that receiving function board is beamed back.
As shown in Figure 1, the control system of remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
Described control system comprises the control module of interface back board and intercomputer, the control module between interface back board and functional cards;
The control module of interface back board and intercomputer is as follows:
Receiver module, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is asynchronous serial data frame, comprise mode field and data field, mode field is for indicating the type of packet, order bag data field comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, and the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission;
Execution module, determines corresponding functional cards according to the board address in packet, and sets up the interface channel between functional cards and interface back board;
Feedback module, sends the state bag beamed back by functional cards to computer PCI interface card;
Control module between interface back board and functional cards is as follows:
Backboard forwarding module, the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through execution module;
Board receiver module, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis module, resolves packet, determines type of data packet, whether unanimously with board address in packet verifies this card address, determines read-write mode and register address, and according to register address configuration register;
Writing module, according to the analysis result of command analysis module, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board execution module, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read module, according to the analysis result of command analysis module, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback module, the state bag of feedback command execution results is sent to interface back board, described state handbag draws together writing module and response packet corresponding to board execution module execution result, the read data packet that read module execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining state bag, the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through execution module after state bag is converted to asynchronous serial data frame by parallel data frame,
Backboard receiver module, the state bag that receiving function board is beamed back.
Claims (4)
1. a control method for remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
It is characterized in that: described control method comprises the rate-determining steps of interface back board and intercomputer, the rate-determining steps between interface back board and functional cards;
The rate-determining steps of interface back board and intercomputer is as follows:
Receiving step, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is asynchronous serial data frame, comprise mode field and data field, mode field is for indicating the type of packet, order bag data field comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, and the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission; Perform step, determine corresponding functional cards according to the board address in packet, and set up the interface channel between functional cards and interface back board;
Feedback step, sends the state bag beamed back by functional cards to computer PCI interface card;
Rate-determining steps between interface back board and functional cards is as follows:
Backboard forwards step, and the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through performing step;
Board receiving step, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis step, resolves packet, determines type of data packet, and whether the address verifying this functional cards is consistent with board address in packet, determines read-write mode and register address, and according to register address configuration register;
Write step, according to the analysis result of command analysis step, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board performs step, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read step, according to the analysis result of command analysis step, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback step, the state bag of feedback command execution results is sent to interface back board, write step drawn together by described state handbag and board performs response packet corresponding to step execution result, the read data packet that read step execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining state bag, the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through performing step after state bag is converted to asynchronous serial data frame by parallel data frame,
Backboard receiving step, the state bag that receiving function board is beamed back.
2. the control method of remote measurement core single machine test equipment according to claim 1, is characterized in that: described interface back board and functional cards adopt on-site programmable gate array FPGA to realize.
3. a control system for remote measurement core single machine test equipment, described remote measurement core single machine test equipment comprises computing machine and remote measurement core single machine test platform, and remote measurement core single machine test platform comprises interface back board and is mounted on the functional cards on interface back board; Computing machine is connected through the interface back board of its pci interface card with remote measurement core single machine test platform;
It is characterized in that: described control system comprises the control module of interface back board and intercomputer, the control module between interface back board and functional cards;
The control module of interface back board and intercomputer is as follows:
Receiver module, the packet that receiving computer sends through pci interface card, described packet comprises order bag, data stream packets, ED bag three types, and packet is asynchronous serial data frame, comprise mode field and data field, mode field is for indicating the type of packet, order bag data field comprises board address, read-write mode determines position, register address, command word, the data field of data stream packets is the valid data that computing machine transmits to functional cards, and the data field of ED bag is the particular data characterizing aforementioned valid data end of transmission;
Execution module, determines corresponding functional cards according to the board address in packet, and sets up the interface channel between functional cards and interface back board;
Feedback module, sends the state bag beamed back by functional cards to computer PCI interface card;
Control module between interface back board and functional cards is as follows:
Backboard forwarding module, the packet from computing machine is forwarded to the functional cards corresponding with board address in packet by the interface channel determined through execution module;
Board receiver module, the packet that receiving interface backboard forwards, and serioparallel exchange is carried out to packet, packet is converted to parallel data frame by asynchronous serial data frame;
Command analysis module, resolves packet, determines type of data packet, and whether the address verifying this functional cards is consistent with board address in packet, determines read-write mode and register address, and according to register address configuration register;
Writing module, according to the analysis result of command analysis module, for the order bag under write mode, writes command word in the register according to register address configuration; For data stream packets and ED bag, the particular data in the valid data in data stream packets, ED bag is write in the register according to register address configuration;
Board execution module, according to command word and the supplemental characteristic execution corresponding operating of register memory storage, carries out corresponding test to remote measurement core unit;
Read module, according to the analysis result of command analysis module, for the order bag under read mode, reads the valid data in the corresponding register of register address;
Board feedback module, the state bag of feedback command execution results is sent to interface back board, described state handbag draws together writing module and response packet corresponding to board execution module execution result, the read data packet that read module execution result is corresponding, described state data packets is parallel data frame, comprise mode field and data field, mode field is used for determining state bag, the data field of response packet comprises board address, answer-mode determines position, register address, status word, status word is characterize order to run succeeded or the particular data of failure, the data field of read data packet comprises board address, read mode determines position, register address, the valid data of register memory storage, carry out parallel-serial conversion to state bag, interface back board beamed back by the interface channel determined through execution module after state bag is converted to asynchronous serial data frame by parallel data frame,
Backboard receiver module, the state bag that receiving function board is beamed back.
4. the control system of remote measurement core single machine test equipment according to claim 3, is characterized in that: described interface back board and functional cards adopt on-site programmable gate array FPGA to realize.
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