CN103595621A - Message processing method and device in PDM system - Google Patents
Message processing method and device in PDM system Download PDFInfo
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- CN103595621A CN103595621A CN201310582438.0A CN201310582438A CN103595621A CN 103595621 A CN103595621 A CN 103595621A CN 201310582438 A CN201310582438 A CN 201310582438A CN 103595621 A CN103595621 A CN 103595621A
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Abstract
The invention provides a message processing method in a PDM system. The method includes the steps that a PDM user triggers a message sending event, the event is transmitted to a central processing unit in an electrical signal form through a computer interface, and an electrical signal is read; a message sending unit is started, judges message types and writes a receiver address in a receiver address field in a message format; message sending work is completed through a network interface, and the network interface monitors a message sent from other computers where the PDM system is installed and sends an electric signal to the central processing unit once the message is transmitted; the central processing unit reads the electric signal, extracts the message ID, analyzes the message type, obtains a corresponding processing mode according to an analysis result and transmits the processing mode to the computer in an electric signal mode through the computer interface. The problems of complex message sending and receiving in the PDM system are solved, automatic and simplified message sending and receiving are achieved, and execution of work procedure files is promoted. Meanwhile, the invention further provides a device for achieving the method, a hardware platform is provided for the PDM system, and the work of message sending, receiving, analyzing and the like in the PDM system can be efficiently and rapidly completed on the platform.
Description
Technical field
The present invention discloses the method and apparatus of Message Processing in a kind of PDM system, relates to different main frames and carries out message communicating by message processing apparatus, belongs to computer communication technology field.
Background technology
PDM(Product Data Management) product data management, that all information relevant to product of management (comprises components information, computer-aided design document, technical matters document, product structure, authority etc.) and technology all and product correlated process (comprising workflow, design alteration management process etc.).In the coming into operation of PDM system, need message communicating precisely to control the creation data in system and generative process, comprise workflow document change, personnel's permission modification and supply chain management etc.
The mode of at present traditional dependence the Internet messaging does not likely reach the instantaneity standard of communication in the situation that of network congestion or fault, has reduced the practicality of system.
Compare 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 elevator system, according to needs of production, for information receiving and transmitting device has been constructed three classes more than totally 30 kind of message, by automatic transceiving message, realize the real-time control to creation data.
Summary of the invention
The invention discloses a kind of in PDM system the method for Message Processing, for solving the information receiving and transmitting problem that PDM system is complicated, realize transmitting-receiving automation, the simplification of message, the execution of promotion flow file.
The present invention also provides the device of realizing the method, and its can provide a hardware platform for PDM system, can complete fast and efficiently the work such as transmitting-receiving, parsing of message in PDM system on this platform.
provided by the invention a kind of in PDM system the method for Message Processing, comprise the following steps:
PDM system sends message:
1) PDM system user is in operating process, triggered message and sent event, computer by computer interface to the CPU generating signal in device, after central processing unit for processing signal, if this signal message content is for sending message, initiation message transmitting element;
2) message sending unit judges the type of message to be sent; If request type message or checking type message are written to the message recipient address field in message format by message recipient address; If notice type message needs to write a plurality of message recipients address, ablation process is similar to other type of messages, just needs additionally between a plurality of receiver addresses, to insert address indications;
3) message sending unit passes to message by network interface the expection recipient of message, and transmits the signal of telecommunication to light feedback unit, lights green indicating lamp, and prompting user message successfully sends; If light feedback unit lights red led, illustrate that current message sends unsuccessfully, system can point out whether retransmit current message;
Receive and resolve message:
1) message that the computer that the monitoring of the network interface in PDM system is equipped with PDM system from other is sent, once receive message immediately to CPU generating signal, after central processing unit for processing signal, if this signal message content is receipt message, initiation message receiving element receipt message;
2) message sink unit extracts No. ID of message and resolves the type that receives message; If notice type or checking type message, this type of message normally message recipient feeds back to sender of the message's object information, subsidiary extra data; The request type message message that normally sender of the message transmits when message recipient is filed a request content, need to carry extra request msg;
3) result of processing mode is issued to CPU with the form of the signal of telecommunication, after central processing unit for processing signal, provide corresponding processing mode, or return to a results messages to the sender of message, or to the computer that PDM system is housed, transmit an operational processes instruction by computer interface.
the device of realizing the method for Message Processing in a kind of PDM system of the present invention, is characterized in that:
This message processing apparatus is comprised of CPU, message sink unit, message sending unit, memory cell, light feedback unit, computer interface, network interface (Ethernet interface, WIFI module interface).
The Vin[0..3 of CPU] port is connected with the Vout port of message sink unit, for receiving the message that other computers that PDM system is housed send and transmitting the signal of telecommunication to CPU; The Vout[4..7 of CPU] port is connected with the Vin port of message sending unit, for the computer that receives the signal of telecommunication of CPU transmission and to other, PDM system is housed, sends message; The VCC port of CPU is connected with the VCC port of two external memory cell, for storing online user's information in the validated user information registered in PDM system and current system; The Vout[0..3 of CPU] port is connected with the Vin port of light feedback unit, for pointing out user to operate successfully or failure; The TXD0 of CPU, RXD0 port are connected with TXD0, the RXD0 port of computer interface respectively, for completing the communication work of computer; The TXD1 of CPU, RXD1 port are connected with TXD1, the RXD1 port of Ethernet interface respectively, for carrying out network connection by Ethernet; The TXD2 of CPU, RXD2 port are connected with TXD2, the RXD2 port of WIFI module interface respectively, for carrying out network connection by WIFI interface.
the course of work of the present invention is as follows:
Comprise message transmitting portion and message sink part two parts.Wherein,
Message transmitting portion: PDM user triggers message and sends event, by computer interface, this event is passed to CPU C01 with electrical signal form, CPU C01 reads the signal of telecommunication and opens message sending unit C03, message sending unit judgement type of message, and recipient address is write to the recipient's address field in message format, by network interface C05 or C07, complete the transmission work of message;
Message sink part: the message that the computer that network interface monitoring is equipped with PDM system from other is sent, once there be message to transmit immediately, to CPU C01, send the signal of telecommunication, CPU C01 reads the signal of telecommunication, extract message id and resolve type of message, according to analysis result, draw corresponding processing mode, and this processing mode is passed to computer with the signal of telecommunication by computer interface.
good effect of the present invention is:
Solve information receiving and transmitting problem complicated in PDM system, realized transmitting-receiving automation, the simplification of message, the execution of promotion flow file.The device of realizing the method is also provided simultaneously, for PDM system provides a hardware platform, on this platform, can have completed fast and efficiently the work such as transmitting-receiving, parsing of message in PDM system.
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
Below just by reference to the accompanying drawings invention design philosophy and technical scheme are described in detail:
embodiment 1
As shown in the structured flowchart of this contrive equipment of Fig. 1, PDM system sends message and reception and resolves message and can realize by following process.
PDM system sends message:
(1) PDM system user is in operating process, trigger message and sent event, computer sends the signal of telecommunication by computer interface C06 to the CPU C01 in device, CPU C01 processes after the signal of telecommunication, if this electrical signal information content is for sending message, 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 are written to the message recipient address field in message format by message recipient address; If notice type message needs to write a plurality of message recipients address, ablation process is similar to other type of messages, just needs additionally between a plurality of receiver addresses, to insert address indications;
(3) message sending unit C03 passes to message by network interface C05 the expection recipient of message, and transmits the signal of telecommunication to light feedback unit C04, lights green indicating lamp, and prompting user message successfully sends; If light feedback unit C04 lights red led, illustrate that current message sends unsuccessfully, system can point out whether retransmit current message;
PDM system receives and resolves message:
(1) message that the computer that the monitoring of the network interface C05 in device is equipped with PDM system from other is sent, once receive message immediately to CPU C01 generating signal, after CPU C01 processing signals, if this signal message content is receipt message, initiation message receiving element C02 receipt message;
(2) message sink unit C02 extracts No. ID of message and resolves the type that receives message; If notice type or checking type message, this type of message normally message recipient feeds back to sender of the message's object information, subsidiary extra data; The request type message message that normally sender of the message transmits when message recipient is filed a request content, need to carry extra request msg;
(3) result of processing mode is issued to CPU C01 with the form of the signal of telecommunication, after CPU C01 processing signals, provide corresponding processing mode, or return to a results messages to the sender of message, or to the computer that PDM system is housed, transmit an operational processes instruction by computer interface C06.
embodiment 2
As shown in the circuit theory diagrams of Fig. 2 device, this device is comprised of CPU C01, message sink unit C02, message sending unit C03, light feedback unit C04, network interface (Ethernet interface C05 and WIFI module interface C07), computer interface C06, memory cell C08 and C09.
CPU C01 adopts S3C2440 module, this module CPU is the risc processor of the ARM920T of 16/32, for managing and coordinate each interface module, parsing, processing messages, the ID sign of message is received in extraction, determine the kind of message and according to the result of resolving, take corresponding processing method, be wherein also provided with series bus controller.
The Vin[0..3 of CPU C01] port is connected with the Vout port of message sink unit C02, for receiving the message that other computers that PDM system is housed send and transmitting the signal of telecommunication to CPU C01;
The Vout[4..7 of CPU C01] port is connected with the Vin port of message sending unit C03, for receiving the signal of telecommunication that CPU C01 transmits the computer that PDM system is housed to other, sends message;
The VCC port of CPU C01 is connected with the VCC port of two external memory cell C08 and C09, memory cell C08 and C09 have adopted two external 32M bytes DDR2 SDRAM memory of 64M bytes (model is HY57V561620FTP) altogether, the user profile of storing PDM user's log-on message in static random access memory and successfully connecting with server.
The Vout[0..3 of CPU C01] port is connected with the Vin port of light feedback unit C04, and light feedback unit C04 adopts 5MM common cathode RGB light-emitting diode, for pointing out user to operate successfully or failure.
The TXD0 of CPU C01, RXD0 port are connected with TXD0, the 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.
The TXD1 of CPU C01, RXD1 port are connected with TXD1, the RXD1 port of Ethernet interface C05 respectively, wherein said Ethernet interface C05 is a DM900 network card chip, this chip can self adaptation 10/100M network, use common netting twine to be connected to router, for carrying out network connection by Ethernet;
The TXD2 of CPU C01, RXD2 port are connected with TXD2, the RXD2 port of WIFI module interface C07 respectively, wherein said WIFI module interface C07 can be external the 88W8686WiFi chip of marvell company, for carrying out network connection by WIFI interface, make automatic transceiving information apparatus correct messaging in wired and wireless two kinds of network environments.
Claims (2)
1. a method for Message Processing in PDM system, is characterized in that:
PDM system sends message:
1) PDM system user is in operating process, triggered message and sent event, computer by computer interface to the CPU generating signal in device, after central processing unit for processing signal, if this signal message content is for sending message, initiation message transmitting element;
2) message sending unit judges the type of message to be sent; If request type message or checking type message are written to the message recipient address field in message format by message recipient address; If notice type message needs to write a plurality of message recipients address, ablation process is similar to other type of messages, just needs additionally between a plurality of receiver addresses, to insert address indications;
3) message sending unit passes to message by network interface the expection recipient of message, and transmits the signal of telecommunication to light feedback unit, lights green indicating lamp, and prompting user message successfully sends; If light feedback unit lights red led, illustrate that current message sends unsuccessfully, system can point out whether retransmit current message;
Receive and resolve message:
1) network interface in device is monitored the message of sending from other devices, once receive message immediately to CPU generating signal, after central processing unit for processing signal, if this signal message content is receipt message, initiation message receiving element receipt message;
2) message sink unit extracts No. ID of message and resolves the type that receives message; If notice type or checking type message, this type of message normally message recipient feeds back to sender of the message's object information, subsidiary extra data; The request type message message that normally sender of the message transmits when message recipient is filed a request content, need to carry extra request msg;
3) result of processing mode is issued to CPU with the form of the signal of telecommunication, after central processing unit for processing signal, provide corresponding processing mode, or return to a results messages to the sender of message, or to the computer that PDM system is housed, transmit an operational processes instruction by computer interface.
2. a message processing apparatus in PDM system, is characterized in that:
This message processing apparatus is comprised of CPU, message sink unit, message sending unit, memory cell, light feedback unit, computer interface, network interface (Ethernet interface, WIFI module interface);
The Vin[0..3 of CPU] port is connected with the Vout port of message sink unit, for receiving the message that other computers that PDM system is housed send and transmitting the signal of telecommunication to CPU; The Vout[4..7 of CPU] port is connected with the Vin port of message sending unit, for the computer that receives the signal of telecommunication of CPU transmission and to other, PDM system is housed, sends message; The VCC port of CPU is connected with the VCC port of two external memory cell, for storing online user's information in the validated user information registered in PDM system and current system; The Vout[0..3 of CPU] port is connected with the Vin port of light feedback unit, for pointing out user to operate successfully or failure; The TXD0 of CPU, RXD0 port are connected with TXD0, the RXD0 port of computer interface respectively, for completing the communication work of computer; The TXD1 of CPU, RXD1 port are connected with TXD1, the RXD1 port of Ethernet interface respectively, for carrying out network connection by Ethernet; The TXD2 of CPU, RXD2 port are connected with TXD2, the RXD2 port of WIFI module interface respectively, for carrying out network connection by WIFI interface.
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