CN104516342A - Control system of printing equipment and self-testing method for hardware of control system - Google Patents
Control system of printing equipment and self-testing method for hardware of control system Download PDFInfo
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- CN104516342A CN104516342A CN201310461282.0A CN201310461282A CN104516342A CN 104516342 A CN104516342 A CN 104516342A CN 201310461282 A CN201310461282 A CN 201310461282A CN 104516342 A CN104516342 A CN 104516342A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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Abstract
The invention provides a control system of printing equipment and a self-testing method for hardware of the control system. The self-testing method includes enabling an active main control board to receive self-testing commands transmitted by a main unit, and forwarding the self-testing commands to a slave main control board; enabling the slave main control board to detect connection statuses of circuits of the hardware inside the slave main control circuit and connection statuses of circuits between the slave main control board and other main control boards according to the self-testing commands to obtain self-testing results, and transmitting the self-testing results to the active main control board; enabling the active main control board to detect connection statuses of circuits of the hardware inside the active main control board and connection statuses of circuits between the active main control board and the other main control boards according to the self-testing commands to obtain self-testing results; enabling the active main control board to receive the self-testing results transmitted by the slave main control board, and transmitting self-testing results transmitted from the various slave main control boards and the self-testing results of the active main control board to the main unit. The control system and the self-testing method have the advantages that the various main control boards of the printing equipment do not need to be detached, and accordingly the hardware detection efficiency of the control system of the printing equipment can be improved.
Description
Technical field
The present invention relates to electronic technology, particularly relate to a kind of control system hardware check method and control system of printing equipment.
Background technology
Printing equipment can be printing machine, printer or duplicating machine, also can be that collection prints and duplicates and equipment etc. integrally.Circuit board on printing equipment is the control device of printing equipment, due to the impact of various factors, may there is hardware fault in the circuit board of printing equipment, have a strong impact on normal use in the course of the work, and in traditional printing equipment detection scheme, detection system is separated with circuit-under-test.When detecting the circuit board of printing equipment, needing the circuit board dismantling printing equipment, circuit board is connected with detection system.For complicated and large-scale circuit board or at the circuit board of being inconvenient to use under the environment carrying out dismantling, existing circuit board detecting method efficiency is lower, and cost is high, even can not meet testing requirement.
Summary of the invention
The invention provides a kind of control system hardware check method and control system of printing equipment, for improving the control system hardware detection efficiency of printing equipment.
On the one hand, the invention provides a kind of control system hardware check method of printing equipment, the control system of described printing equipment comprises: main frame and at least two master control borads, and described at least two master control borads comprise a main control board and at least one is from master control borad; Described method comprises:
Described main control board receives the self-inspection order that described main frame sends;
Described self-inspection transferring order is given described from master control borad by described main control board;
Described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and describedly obtain self-detection result from the circuit connection state between master control borad and other master control borad and send to described main control board;
Described main control board, according to described self-inspection order, detects the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad obtains self-detection result;
Described main control board receives the described self-detection result sent from master control borad, and sends to described main frame by described in each from the self-detection result of master control borad transmission and the self-detection result of described main control board.
Alternatively, in the above-described embodiments, described main control board also comprises after receiving the self-inspection order of described main frame transmission:
Described main control board is switched to Auto-Sensing Mode from mode of operation.
Alternatively, in the above-described embodiments, after the described self-detection result that sends from master control borad and the self-detection result of described main control board are sent to described main frame, also comprise:
Described main control board is switched to described mode of operation from described Auto-Sensing Mode.
Alternatively, in the above-described embodiments, described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from obtaining self-detection result before the circuit connection state between master control borad and other master control borad and before sending to described main control board, also comprising:
Describedly be switched to Auto-Sensing Mode from master control borad from mode of operation.
Alternatively, in the above-described embodiments, described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from after obtaining self-detection result before the circuit connection state between master control borad and other master control borad and send to described main control board, also comprise:
Describedly be switched to described mode of operation from master control borad from described Auto-Sensing Mode.
On the other hand, the invention provides a kind of control system of printing equipment, comprising: main frame and at least two master control borads, described at least two master control borads comprise a main control board and at least one is from master control borad;
Described main frame, when for determining to there is connecting path between described main control board, sends self-inspection order to described main control board;
Described main control board, after receiving described self-inspection order, gives described from master control borad by described self-inspection transferring order;
Described main control board, also for according to described self-inspection order, detects the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad;
Described from master control borad, for according to described self-inspection order, detect the described hardware circuit connection status from master control borad inside and described from the circuit connection state between master control borad and other master control borad, self-detection result is sent to described main control board;
Described main control board, also for receiving the described self-detection result sent from master control borad, and sends to described main frame by described from the self-detection result of master control borad transmission and the self-detection result of described main control board;
Described main frame, also for receiving described in the transmission of described main control board from the self-detection result of master control borad and the self-detection result of described main control board.
Alternatively, in the above-described embodiments, described main control board, also for after the self-inspection order receiving the transmission of described main frame, is switched to Auto-Sensing Mode from mode of operation.
Alternatively, in the above-described embodiments, described main control board, also for after the described self-detection result that sends from master control borad and the self-detection result of described main control board are sent to described main frame, is switched to described mode of operation from described Auto-Sensing Mode.
Alternatively, in the above-described embodiments, described from master control borad, also for according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from obtaining self-detection result before the circuit connection state between master control borad and other master control borad and before sending to described main control board, being switched to Auto-Sensing Mode from mode of operation.
Alternatively, in the above-described embodiments, described from master control borad, also for according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from after obtaining self-detection result before the circuit connection state between master control borad and other master control borad and send to described main control board, be switched to described mode of operation from described Auto-Sensing Mode.
In technique scheme, after the main control board in the control system of printing equipment receives the self-inspection order of main frame transmission, forward self-inspection order to each from master control borad.Main control board and be switched to Auto-Sensing Mode giving of self-inspection order from mode of operation from master control borad, detect the hardware circuit connection status of therein and the circuit connection state between self and other master control borad, the self-detection result of each master control borad can also be sent to main frame by main control board.Due to, in the control system hardware check process of carrying out printing equipment, do not need each master control borad dismantling printing equipment, this improves the hardware detection efficiency of the control system of printing equipment.
Accompanying drawing explanation
The control system hardware check method flow diagram of the printing equipment that Fig. 1 provides for one embodiment of the invention;
The control system hardware check method flow diagram of the printing equipment that Fig. 2 provides for another embodiment of the present invention;
The Control system architecture schematic diagram of the printing equipment that Fig. 3 provides for one embodiment of the invention.
Embodiment
In the present invention, the control system of printing equipment comprises following hardware: main frame and at least two master control borads.Different master control borads is for the treatment of the Print Control order of different colours, and namely a master control borad is for being in a kind of Print Control order of color.In the present invention, the control system hardware check of printing equipment is the self-inspection of each master control borad in described control system.In described control system, master control borad can comprise microprocessor and field programmable gate array (Field Programmable Gate Array is called for short FPGA), or comprises microprocessor and assist controller and FPGA.FPGA also can use programmable logic device (PLD) (Programmable Logic Device is called for short PLD) to substitute.
The control system hardware check method flow diagram of the printing equipment that Fig. 1 provides for one embodiment of the invention.As shown in Figure 1, the present embodiment supplying method comprises:
Step 11: the self-inspection order that main control board Receiving Host sends.
In the control system of printing equipment, main frame can be communicated with each master control borad by network, by the network interface of main frame by being connected respectively on each master control borad after hub (HUB) switching, also can intercom mutually between each master control borad.Have a master control borad to be main control board in all master control borads in described control system, other master control borad is from master control borad.Main control board can the control command that sends of Receiving Host, and control command is transmitted to corresponding to master control borad, the response message from master control borad can also be sent to main frame.Main control board can be converted to from master control borad, also can be converted to main control board from master control borad.Print data directly sends to each master control borad after being split by main frame, and Print Control order directly sends to main control board by main frame, and be transmitted to each from master control borad by main control board.
Detecting host prints or duplicates or printing goes wrong and after getting rid of software failure, startup hardware On-line self-diagnosis process, determines whether there is hardware fault.During host-initiated hardware On-line self-diagnosis, first determine whether there is connecting path between main frame and main control board, if there is connecting path, send self-inspection order to main control board.
Step 12: self-inspection transferring order is given from master control borad by main control board.
Step 13: from master control borad according to self-inspection order, detects from the hardware circuit connection status of master control borad inside and obtains self-detection result from the circuit connection state between master control borad and other master control borad and send to main control board.
Step 14: main control board, according to self-inspection order, detects the hardware circuit connection status of main control board inside and the circuit connection state between main control board and other master control borad.
After main control board receives the self-inspection order of main frame, give each from master control borad self-inspection transferring order, simultaneously according to self-inspection order, detect the hardware circuit connection status of main control board inside and the circuit connection state between main control board and other master control borad.Receive the self-inspection order of main control board from master control borad after, according to self-inspection order, detect from the hardware circuit connection status of master control borad inside and from the circuit connection state between master control borad and other master control borad, afterwards self-detection result is sent to main control board.
Step 15: main control board receives the self-detection result sent from master control borad, and the self-detection result of the self-detection result sent from master control borad and main control board is sent to main frame.
Self-detection result transmission main frame after each can gather from the self-detection result of master control borad transmission and the self-detection result of main control board by main control board, self-detection result is presented to user by main frame, transfers to user to process.
In the method for the present embodiment confession, after the main control board in the control system of printing equipment receives the self-inspection order of main frame transmission, forward self-inspection order to each from master control borad.Main control board and from master control borad under the triggering of self-inspection order, detect the hardware circuit connection status of therein and the circuit connection state between self and other master control borad respectively, the self-detection result of each master control borad can also be sent to main frame by main control board.Due to, in the control system hardware check process of carrying out printing equipment, the method that the present embodiment provides does not need each master control borad dismantling printing equipment, this improves the hardware detection efficiency of the control system of printing equipment.
The control system hardware check method flow diagram of the printing equipment that Fig. 2 provides for another embodiment of the present invention.As shown in Figure 2, the present embodiment supplying method comprises:
Step 21: the self-inspection order that main control board Receiving Host sends.
Step 22: self-inspection transferring order is given from master control borad by main control board.
Step 23: from master control borad according to self-inspection order, Auto-Sensing Mode is switched to from mode of operation, run self-check program, detect from the hardware circuit connection status of master control borad inside and from the circuit connection state between master control borad and other master control borad, and the self-detection result obtained is sent to main control board.
Each master control borad after the power-up, loads print routine and enters mode of operation.Wherein, print routine comprises reproducer, print routine and print routine.Each master control borad can run print routine also can run self-check program,
Receive the self-inspection order of main control board from master control borad after, the pattern of deactivating is switched to Auto-Sensing Mode.To deactivate pattern by exiting print routine from master control borad, then loading self-check program and entering Auto-Sensing Mode.After deactivate pattern from master control borad, run self-check program, detect from the hardware circuit connection status of master control borad inside and from the circuit connection state between master control borad and other master control borad, afterwards self-detection result is sent to main control board.After self-detection result being sent to main control board from master control borad, exit Auto-Sensing Mode and be switched to mode of operation, namely exit self-check program and load print routine entering mode of operation.
Step 24: main control board, according to self-inspection order, is switched to Auto-Sensing Mode from mode of operation, runs self-check program, detects the hardware circuit connection status of main control board inside and the circuit connection state between main control board and other master control borad.
After main control board receives the self-inspection order of main frame, give each from master control borad self-inspection transferring order, the pattern of deactivating is switched to Auto-Sensing Mode simultaneously.Main control board to be deactivated pattern by exiting print routine, then loads self-check program and enters Auto-Sensing Mode.Main control board is deactivated after pattern, runs self-check program, detects the hardware circuit connection status of main control board inside and the circuit connection state between main control board and other master control borad.
Step 25: main control board receives the self-detection result sent from master control borad, and the self-detection result of the self-detection result sent from master control borad and main control board is sent to main frame, is switched to mode of operation from Auto-Sensing Mode.
After the self-detection result each sent from master control borad and the self-detection result of main control board send to main frame, main control board exits Auto-Sensing Mode and is switched to mode of operation, namely exits self-check program and load print routine to enter mode of operation.
In the method for the present embodiment confession, after the main control board in the control system of printing equipment receives the self-inspection order of main frame transmission, forward self-inspection order to each from master control borad.Main control board and from master control borad under the triggering of self-inspection order, Auto-Sensing Mode is switched to respectively from mode of operation, run self-check program and detect the hardware circuit connection status of therein and the circuit connection state between self and other master control borad, the self-detection result of each master control borad can also be sent to main frame by main control board.Due to, in the control system hardware check process of carrying out printing equipment, the method that the present embodiment provides does not need each master control borad dismantling printing equipment, this improves the hardware detection efficiency of the control system of printing equipment.
The Control system architecture schematic diagram of the printing equipment that Fig. 3 provides for one embodiment of the invention.As shown in Figure 3, the control system that the present embodiment provides comprises following hardware: main frame 30 and at least two master control borads, and at least two master control borads comprise a main control board 31 with at least one from master control borad 32.Main frame and at least two master control borads.Main frame can be communicated with each master control borad by network, can by the network interface of main frame by being connected respectively on each master control borad after hub (HUB) switching.
The control system of printing equipment comprises following hardware: main frame and at least two master control borads.Main frame can be communicated with each master control borad by network, can by the network interface of main frame by being connected respectively on each master control borad after hub (HUB) switching.Also can intercom mutually between each master control borad, master control borads different in the control system of printing equipment is for the treatment of the Print Control order of different colours, namely a master control borad comprises microprocessor and field programmable gate array (Field Programmable Gate Array for the Print Control order master control borad being in a kind of color, be called for short FPGA), or comprise microprocessor and assist controller and FPGA.FPGA also can use programmable logic device (PLD) (Programmable LogicDevice is called for short PLD) to substitute.
Have a master control borad to be main control board in master control borad in the control system of printing equipment, other master control borad is from master control borad.Main control board can the control command that sends of Receiving Host, and control command is transmitted to corresponding to master control borad, the response message from master control borad can also be sent to main frame.Main control board can be converted to from master control borad, also can be converted to main control board from master control borad.Print data directly sends to each master control borad after being split by main frame, and Print Control order directly sends to main control board by main frame, and be transmitted to each from master control borad by main control board.
The main frame that the present embodiment provides, main control board and from master control borad except there is above function, also there is following functions:
Main frame 30, when for determining to there is connecting path between main control board, sends self-inspection order to main control board.
Main control board 31, after receiving self-inspection order, gives self-inspection transferring order from master control borad.
Main control board 31, also for according to described self-inspection order, detects the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad.
Alternatively, described main control board 31, also for after the self-inspection order receiving the transmission of described main frame, is switched to Auto-Sensing Mode from mode of operation.After main control board 31 is switched to Auto-Sensing Mode, detect the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad
From master control borad 32, for according to described self-inspection order, detect the described hardware circuit connection status from master control borad inside and described from the circuit connection state between master control borad and other master control borad, self-detection result is sent to described main control board.
Alternatively, described from master control borad also for, according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from obtaining self-detection result before the circuit connection state between master control borad and other master control borad and before sending to described main control board, being switched to Auto-Sensing Mode from mode of operation.Described from master control borad also for, according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from after obtaining self-detection result before the circuit connection state between master control borad and other master control borad and send to described main control board, be switched to described mode of operation from described Auto-Sensing Mode.
Main control board 31, also for receiving the described self-detection result sent from master control borad, and sends to described main frame by described from the self-detection result of master control borad transmission and the self-detection result of described main control board.
Alternatively, main control board 31, also for after the described self-detection result that sends from master control borad and the self-detection result of described main control board are sent to described main frame, is switched to described mode of operation from described Auto-Sensing Mode.
Main frame 30, also for receiving described in the transmission of described main control board from the self-detection result of master control borad and the self-detection result of described main control board.
In the control system of the printing equipment of the present embodiment confession, after main control board receives the self-inspection order of main frame transmission, forward self-inspection order to each from master control borad.Main control board and can under the triggering of self-inspection order from master control borad, detect the hardware circuit connection status of therein and the circuit connection state between self and other master control borad, the self-detection result of each master control borad can also be sent to main frame by main control board.Due to, the method that the present embodiment provides does not need the circuit board dismantling printing equipment in the control system hardware check process of carrying out printing equipment, this improves the hardware detection efficiency of the control system of printing equipment.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can have been come by the hardware that programmed instruction is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program, when performing, performs the step comprising above-mentioned each embodiment of the method; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a control system hardware check method for printing equipment, it is characterized in that, the control system of described printing equipment comprises: main frame and at least two master control borads, and described at least two master control borads comprise a main control board and at least one is from master control borad; Described method comprises:
Described main control board receives the self-inspection order that described main frame sends;
Described self-inspection transferring order is given described from master control borad by described main control board;
Described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and describedly obtain self-detection result from the circuit connection state between master control borad and other master control borad and send to described main control board;
Described main control board, according to described self-inspection order, detects the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad obtains self-detection result;
Described main control board receives the described self-detection result sent from master control borad, and sends to described main frame by described in each from the self-detection result of master control borad transmission and the self-detection result of described main control board.
2. method according to claim 1, is characterized in that, described main control board also comprises after receiving the self-inspection order of described main frame transmission:
Described main control board is switched to Auto-Sensing Mode from mode of operation.
3. method according to claim 2, is characterized in that, after the described self-detection result that sends from master control borad and the self-detection result of described main control board are sent to described main frame, also comprises:
Described main control board is switched to described mode of operation from described Auto-Sensing Mode.
4. the method according to any one of claim 1-3, it is characterized in that, described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from obtaining self-detection result before the circuit connection state between master control borad and other master control borad and before sending to described main control board, also comprising:
Describedly be switched to Auto-Sensing Mode from master control borad from mode of operation.
5. method according to claim 4, it is characterized in that, described from master control borad according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from after obtaining self-detection result before the circuit connection state between master control borad and other master control borad and send to described main control board, also comprise:
Describedly be switched to described mode of operation from master control borad from described Auto-Sensing Mode.
6. a control system for printing equipment, is characterized in that, comprising: main frame and at least two master control borads, and described at least two master control borads comprise a main control board and at least one is from master control borad;
Described main frame, when for determining to there is connecting path between described main control board, sends self-inspection order to described main control board;
Described main control board, after receiving described self-inspection order, gives described from master control borad by described self-inspection transferring order;
Described main control board, also for according to described self-inspection order, detects the hardware circuit connection status of described main control board inside and the circuit connection state between described main control board and other master control borad;
Described from master control borad, for according to described self-inspection order, detect the described hardware circuit connection status from master control borad inside and described from the circuit connection state between master control borad and other master control borad, self-detection result is sent to described main control board;
Described main control board, also for receiving the described self-detection result sent from master control borad, and sends to described main frame by described from the self-detection result of master control borad transmission and the self-detection result of described main control board;
Described main frame, also for receiving described in the transmission of described main control board from the self-detection result of master control borad and the self-detection result of described main control board.
7. system according to claim 6, is characterized in that, described main control board, also for after the self-inspection order receiving the transmission of described main frame, is switched to Auto-Sensing Mode from mode of operation.
8. system according to claim 7, it is characterized in that, described main control board, also for after the described self-detection result that sends from master control borad and the self-detection result of described main control board are sent to described main frame, is switched to described mode of operation from described Auto-Sensing Mode.
9. the system according to any one of claim 6-8, it is characterized in that, described from master control borad, also for according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from obtaining self-detection result before the circuit connection state between master control borad and other master control borad and before sending to described main control board, being switched to Auto-Sensing Mode from mode of operation.
10. system according to claim 9, it is characterized in that, described from master control borad, also for according to described self-inspection order, detect the described hardware circuit connection status from master control borad therein and described from after obtaining self-detection result before the circuit connection state between master control borad and other master control borad and send to described main control board, be switched to described mode of operation from described Auto-Sensing Mode.
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| 控制电路;赵继文 等;《打印机故障解析与维修》;19980930;第55页 * |
| 赵继文 等: "《打印机故障解析与维修》", 30 September 1998 * |
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