CN103595621B - The method and apparatus of Message Processing in a kind of PDM system - Google Patents
The method and apparatus of Message Processing in a kind of PDM system Download PDFInfo
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- CN103595621B CN103595621B CN201310582438.0A CN201310582438A CN103595621B CN 103595621 B CN103595621 B CN 103595621B CN 201310582438 A CN201310582438 A CN 201310582438A CN 103595621 B CN103595621 B CN 103595621B
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Abstract
The present invention provides a kind of method of Message Processing in PDM system, PDM user triggers message and sends event, by computer interface, this event is passed to CPU in electrical signal form, read the signal of telecommunication and open message sending unit message sending unit and judge type of message, and recipient address is write the recipient's address field in message format, monitor from other message sent equipped with the computer of PDM system by the job network interface that sends of network interface completion message, once have message to transmit send the signal of telecommunication to CPU immediately, CPU reads the signal of telecommunication, extract message id and resolve type of message, corresponding processing mode is drawn according to analysis result, and this processing mode is passed to computer with the signal of telecommunication by computer interface。Solve information receiving and transmitting problem complicated in PDM system, it is achieved the transmitting-receiving automatization of message, simplification, the execution of promotion flow file。Additionally provide the device realizing the method simultaneously, provide a hardware platform for PDM system, this platform can complete fast and efficiently in PDM system the work such as the transmitting-receiving of message, parsing。
Description
Technical field
The method and apparatus of Message Processing in a kind of PDM system of disclosure, relates to different main frame and carries out message communicating by message processing apparatus, belong to computer communication technology field。
Background technology
PDM(ProductDataManagement) product data management, it is that all information relevant to product of management (include components information, computer-aided design document, technical matters document, product structure, authority etc.) and all and product correlated process (including workflow, design alteration management process etc.) technology。In the coming into operation of PDM system, it is necessary to the creation data in system and generation process are precisely controlled by message communicating, including workflow document change, personnel's permission modification and supply chain management etc.。
The mode relying on the Internet messaging traditional at present, it is possible to do not reach the instantaneity standard of communication when network congestion or fault, reduce the practicality of system。
Compared with information receiving and transmitting mode in traditional PDM system, in PDM system of the present invention, the method and apparatus of Message Processing can effectively improve the interaction capabilities between system user, the practicality of lifting system, according to needs of production, three classes more than totally 30 kind of message is constructed for messaging device, by automatic transceiving message, it is achieved the real-time control to creation data。
Summary of the invention
The invention discloses a kind of method of Message Processing in PDM system, for solving information receiving and transmitting problem complicated in PDM system, it is achieved the transmitting-receiving automatization of message, simplification, the execution of promotion flow file。
Present invention also offers the device realizing the method, it can be that PDM system provides a hardware platform, can complete in PDM system the work such as the transmitting-receiving of message, parsing on this platform fast and efficiently。
A kind of method of Message Processing in PDM system provided by the invention, comprises the following steps:
PDM system sends message:
1) PDM system user is in operation, triggering message and send event, computer passes through computer interface to the CPU electrical signal in device, after central processing unit for processing signal, if this signal message content is for sending message, then initiation message transmitting element；
2) message sending unit judges the type of message to be sent；If request type message or checking type message, message recipient address is written to the message recipient address field in message format；If notice type message, then needing to write multiple message recipient address, ablation process is similar to other type of messages, simply needs extra insertion address indications between multiple reception addresses；
3) message sending unit posts messages to the expection recipient of message by network interface, and transmits the signal of telecommunication to light feedback unit, lights green indicating lamp, and prompting user message is successfully transmitted away；If light feedback unit lights red led, illustrating that current message sends unsuccessfully, system can point out whether retransmit current message；
Receive and parse through message:
1) network interface in PDM system is monitored from other message sent equipped with the computer of PDM system, upon receipt of message immediately to CPU electrical signal, after central processing unit for processing signal, if this signal message content is for receiving message, then initiation message receives unit and receives message；
2) message reception units extracts No. ID of message and resolves the type receiving message；If notice type or checking type message, this type of message is usually message recipient and feeds back to the object information of sender of the message, subsidiary not extra data；Request type message is usually the message transmitted when sender of the message files a request content to message recipient, it is necessary to carry extra request data；
3) result of processing mode is issued CPU as electronic signals, after central processing unit for processing signal, provide the processing mode of correspondence, or return a results messages to the sender of message, or transmit an operation processing instruction by computer interface to the computer equipped with PDM system。
Realize the device of the method for Message Processing in a kind of PDM system of the present invention, it is characterised in that:
This message processing apparatus is made up of CPU, message reception units, message sending unit, memory element, light feedback unit, computer interface, network interface (Ethernet interface, WIFI module interface)。
Vin [0..3] port of CPU is connected with the Vout port of message reception units, for receiving other message sent equipped with the computer of PDM system and transmitting the signal of telecommunication to CPU；Vout [4..7] port of CPU is connected with the Vin port of message sending unit, for receive CPU transmission the signal of telecommunication and to other equipped with PDM system computer send message；The VCC port of CPU is connected with the VCC port of the external memory element of two panels, for storing online user's information in the validated user information and current system registered in PDM system；Vout [0..3] port of CPU is connected with the Vin port of light feedback unit, is used for pointing out user operation success or failure；TXD0, RXD0 port of CPU is connected with TXD0, RXD0 port of computer interface respectively, has been used for the communication work of computer；TXD1, RXD1 port of CPU is connected with TXD1, RXD1 port of Ethernet interface respectively, for carrying out network connection by Ethernet；TXD2, RXD2 port of CPU is connected with TXD2, RXD2 port of WIFI module interface respectively, for carrying out network connection by WIFI interface。
Work process of the present invention is as follows:
Including message transmitting portion and message reception part two parts。Wherein,
Message transmitting portion: PDM user triggers message and sends event, by computer interface, this event is passed to CPU C01 in electrical signal form, CPU C01 reads the signal of telecommunication and opens message sending unit C03, message sending unit judges type of message, and recipient address is write the recipient's address field in message format, by the transmission work of network interface C05 or C07 completion message；
Message reception part: network interface is monitored from other message sent equipped with the computer of PDM system, once have message to transmit send the signal of telecommunication to CPU C01 immediately, CPU C01 reads the signal of telecommunication, extract message id and resolve type of message, draw corresponding processing mode according to analysis result, and this processing mode is passed to computer with the signal of telecommunication by computer interface。
The positive effect of the present invention is in that:
Solve information receiving and transmitting problem complicated in PDM system, it is achieved the transmitting-receiving automatization of message, simplification, the execution of promotion flow file。Additionally provide the device realizing the method simultaneously, provide a hardware platform for PDM system, this platform can complete fast and efficiently in PDM system the work such as the transmitting-receiving of message, parsing。
Accompanying drawing explanation
Fig. 1 is the structured flowchart of apparatus of the present invention；
Fig. 2 is the circuit theory diagrams of apparatus of the present invention。
Specific implementation
Just in conjunction with accompanying drawing, invention design philosophy and technical scheme are described in detail below:
Embodiment 1
As shown in the structured flowchart of this invention device of Fig. 1, PDM system is sent message and receives and parses through message and can be realized by procedure below。
PDM system sends message:
(1) PDM system user is in operation, trigger message and send event, computer sends the signal of telecommunication by computer interface C06 to the CPU C01 in device, after CPU C01 processes the signal of telecommunication, if this electrical signal information content is for sending message, then initiation message transmitting element C03；
(2) message sending unit C03 judges the type of message to be sent；If request type message or checking type message, message recipient address is written to the message recipient address field in message format；If notice type message, then needing to write multiple message recipient address, ablation process is similar to other type of messages, simply needs extra insertion address indications between multiple reception addresses；
(3) message sending unit C03 posts messages to the expection recipient of message by network interface C05, and transmits the signal of telecommunication to light feedback unit C04, lights green indicating lamp, and prompting user message is successfully transmitted away；If light feedback unit C04 lights red led, illustrating that current message sends unsuccessfully, system can point out whether retransmit current message；
PDM system receives and parses through message:
(1) the network interface C05 in device monitors from other message sent equipped with the computer of PDM system, upon receipt of message immediately to CPU C01 electrical signal, after CPU C01 processes signal, if this signal message content is for receiving message, then initiation message receives unit C02 and receives message；
(2) message reception units C02 extracts No. ID of message and resolves the type receiving message；If notice type or checking type message, this type of message is usually message recipient and feeds back to the object information of sender of the message, subsidiary not extra data；Request type message is usually the message transmitted when sender of the message files a request content to message recipient, it is necessary to carry extra request data；
(3) result of processing mode is issued CPU C01 as electronic signals, after CPU C01 processes signal, provide the processing mode of correspondence, or return a results messages to the sender of message, or transmit an operation processing instruction by computer interface C06 to the computer equipped with PDM system。
Embodiment 2
As shown in the circuit theory diagrams of Fig. 2 device, this device is made up of CPU C01, message reception units C02, message sending unit C03, light feedback unit C04, network interface (Ethernet interface C05 and WIFI module interface C07), computer interface C06, memory element C08 and C09。
CPU C01 adopts S3C2440 module, this module CPU is the risc processor of the ARM920T of 16/32, for managing and coordinating each interface module, resolve, process message, extract the ID mark receiving message, determine the kind of message and according to the result resolved, take corresponding processing method, be wherein additionally provided with series bus controller。
Vin [0..3] port of CPU C01 is connected with the Vout port of message reception units C02, for receiving other message sent equipped with the computer of PDM system and transmitting the signal of telecommunication to CPU C01；
Vout [4..7] port of CPU C01 is connected with the Vin port of message sending unit C03, for receive CPU C01 transmission the signal of telecommunication and to other equipped with PDM system computer send message；
The VCC port of CPU C01 is connected with the VCC port of two panels external memory element C08 and C09, memory element C08 and C09 have employed the DDR2SDRAM memorizer (model is HY57V561620FTP) of two panels external 32Mbytes 64Mbytes altogether, stores the log-on message of PDM user and be successfully established the user profile being connected with server in SRAM。
Vout [0..3] port of CPU C01 is connected with the Vin port of light feedback unit C04, and light feedback unit C04 adopts 5MM common cathode RGB light emitting diode, is used for pointing out user operation success or failure。
TXD0, RXD0 port of CPU C01 is connected with TXD0, RXD0 port of computer interface C06 respectively, computer interface C06 adopts the RS232 interface of serializable, this device is connected with computer by RS232 serial ports, completes the communication work in computer。
TXD1, RXD1 port of CPU C01 is connected with TXD1, RXD1 port of Ethernet interface C05 respectively, wherein said Ethernet interface C05 is one piece of DM900 network card chip, this chip can self adaptation 10/100M network, common netting twine is used to be connected to router, for carrying out network connection by Ethernet；
TXD2, RXD2 port of CPU C01 is connected with TXD2, RXD2 port of WIFI module interface C07 respectively, wherein said WIFI module interface C07 can the 88W8686WiFi chip of external marvell company, for carrying out network connection by WIFI interface so that automatic transceiving information apparatus can both correct messaging in wired and wireless two kinds of network environments。
Claims (1)
1. the method for Message Processing in an apparel PDM, it is characterised in that:
PDM product data management system sends message:
1) PDM system user is in operation, triggering message and send event, computer passes through computer interface to the CPU electrical signal in device, after central processing unit for processing signal, if this signal message content is for sending message, then initiation message transmitting element；
2) message sending unit judges the type of message to be sent；If request type message or checking type message, message recipient address is written to the message recipient address field in message format；If notice type message, then needing to write multiple message recipient address, ablation process is similar to other type of messages, simply needs extra insertion address indications between multiple reception addresses；
3) message sending unit posts messages to the expection recipient of message by network interface, and transmits the signal of telecommunication to light feedback unit, lights green indicating lamp, and prompting user message is successfully transmitted away；If light feedback unit lights red led, illustrating that current message sends unsuccessfully, system can point out whether retransmit current message；
Receive and parse through message:
1) network interface in device monitors the message sent from other devices, upon receipt of message immediately to CPU electrical signal, after central processing unit for processing signal, if this signal message content is for receiving message, then initiation message receives unit and receives message；
2) message reception units extracts No. ID of message and resolves the type receiving message；If notice type or checking type message, this type of message is usually message recipient and feeds back to the object information of sender of the message, subsidiary not extra data；Request type message is usually the message transmitted when sender of the message files a request content to message recipient, it is necessary to carry extra request data；
3) result of processing mode is issued CPU as electronic signals, after central processing unit for processing signal, provide the processing mode of correspondence, or return a results messages to the sender of message, or transmit an operation processing instruction by computer interface to the computer equipped with PDM system。
2. message processing apparatus in an apparel PDM, it is characterised in that:
This message processing apparatus is made up of CPU, message reception units, message sending unit, memory element, light feedback unit, computer interface, Ethernet interface, WIFI module interface；
Vin [0..3] port of CPU is connected with the Vout port of message reception units, for receiving other message sent equipped with the computer of PDM system and transmitting the signal of telecommunication to CPU；Vout [4..7] port of CPU is connected with the Vin port of message sending unit, for receive CPU transmission the signal of telecommunication and to other equipped with PDM product data management system computer send message；The VCC port of CPU is connected with the VCC port of the external memory element of two panels, for storing online user's information in the validated user information and current system registered in PDM system；Vout [0..3] port of CPU is connected with the Vin port of light feedback unit, is used for pointing out user operation success or failure；TXD0, RXD0 port of CPU is connected with TXD0, RXD0 port of computer interface respectively, has been used for the communication work of computer；TXD1, RXD1 port of CPU is connected with TXD1, RXD1 port of Ethernet interface respectively, for carrying out network connection by Ethernet；TXD2, RXD2 port of CPU is connected with TXD2, RXD2 port of WIFI module interface respectively, for carrying out network connection by WIFI interface。
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