CN107203359A - Communication means, the consumable chip of consumable chip - Google Patents
Communication means, the consumable chip of consumable chip Download PDFInfo
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- CN107203359A CN107203359A CN201710379854.9A CN201710379854A CN107203359A CN 107203359 A CN107203359 A CN 107203359A CN 201710379854 A CN201710379854 A CN 201710379854A CN 107203359 A CN107203359 A CN 107203359A
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- printer
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- consumptive material
- heartbeat
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1203—Improving or facilitating administration, e.g. print management
- G06F3/1209—Improving or facilitating administration, e.g. print management resulting in adapted or bridged legacy communication protocols, e.g. emulation, protocol extension
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/121—Facilitating exception or error detection and recovery, e.g. fault, media or consumables depleted
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1229—Printer resources management or printer maintenance, e.g. device status, power levels
- G06F3/1234—Errors handling and recovery, e.g. reprinting
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The present invention relates to printer material consumption technical field, more particularly to a kind of communication means of consumable chip, printer communication method, consumable chip and printer.The communication between consumptive material suitable for printer and installed in the printer;It is characterized in that:Printer message is received, the printer message includes printer heartbeat message;According to the printer heartbeat message included in the printer message, judge whether the printer message sequence that the printer is sent meets predefined procedure, the printer message is responded if meeting, the printer message is not responding to if not meeting.
Description
Technical field
The present invention relates to printer material consumption technical field, more particularly to a kind of communication means of consumable chip, consumable chip.
Background technology
Current consumptive material industry generally enters what row information was exchanged by the chip on consumptive material as consumptive material and printer
Carrier.Command interaction between consumptive material and printer needs to carry out in a strict sequence, if do not abide by sequence printer and consumptive material it
Between the command interaction order arranged, it will cause certification or printer failure that consumptive material can not be by printer, so as to cause
Consumptive material is whole or partial function can not be used.Once printer firmware updates the command interaction order of printer side is occurred
During change, the consumptive material None- identified that original is matched with legacy version printer goes out the command sequences of printer, still according to original
Command interaction order is responded, and causes printer or consumptive material to malfunction.
The content of the invention
The present invention is in order to solve the above technical problems, provide a kind of communication means of consumable chip, it is adaptable to which printer is with being arranged on
The communication between consumptive material in the printer;It is characterized in that:Printer message is received, the printer message includes printing
Movement hop-information;According to the printer heartbeat message included in the printer message, beating for the printer transmission is judged
Whether print machine message sequence meets predefined procedure, and the printer message is responded if meeting, is not responding to if not meeting
The printer message.
Preferably, judging whether the printer message sequence of the printer transmission meets the method bag of predefined procedure
Include:The printer message sequence meets predetermined suitable if the printer heartbeat message is matched with consumptive material heartbeat checking information
Sequence, the printer message sequence is not inconsistent if the printer heartbeat message is mismatched with the consumptive material heartbeat checking information
Close predefined procedure.
Preferably, the printer heartbeat message is transported with the consumptive material heartbeat checking information according to analytical algorithm
Calculate, if operation result meet it is expected if the printer message sequence meet predefined procedure, if operation result do not meet it is pre-
Phase, then the printer message sequence did not met predefined procedure.
Preferably, for first printer message from the printer, consumptive material heartbeat is verified into initial information
It is used as consumptive material heartbeat checking information;First printer message includes heart sequence radix information, is sent out for printer
Non- first printer message sent, the heart sequence radix information is carried out according to the first add algorithm the result of computing
It is used as consumptive material heartbeat checking information.
Preferably, the heart sequence radix information includes random information.
Preferably, the printer command prefix includes printer command type information and the printer heartbeat is believed
Breath.
Preferably, sending the consumptive material message for including consumptive material heartbeat message to the printer to respond the printer
The printer message of transmission.
Preferably, the consumptive material heartbeat message is calculated by the heart sequence radix information according to the second add algorithm
Obtain.
Preferably, the consumptive material order prefix includes consumptive material command type information and consumptive material heartbeat message, the consumptive material
Order prefix is calculated according to combinational algorithm by the consumptive material command type information and the consumptive material heartbeat message and obtained;.
The present invention also provides a kind of consumable chip, including communication module, memory module and digital signal processing module, its feature
It is:The communication module receives the printer message from printer, and the digital signal processing module includes:Resolution unit, is carried
Take the printer heartbeat message included in the printer message;Judging unit, according to the printer heartbeat message is connect, sentences
Whether the printer message sequence that the disconnected printer is sent meets predefined procedure;Beaten if meeting described in consumable chip response
Print machine message, the consumable chip is not responding to the printer message if not meeting.
Preferably, the memory module storage consumptive material heartbeat checking information;The judging unit analyzes the printer
Whether heartbeat message matches with the consumptive material heartbeat checking information, judges that the printer message sequence meets pre- if matching
Fixed order, judges that the printer message sequence does not meet predefined procedure if mismatching.
Preferably, the digital signal processing module includes arithmetic element, the arithmetic element believes the printer heartbeat
Breath carries out computing with the consumptive material heartbeat checking information according to analytical algorithm.
Preferably, the memory module storage consumptive material checking initial information;For first from the printer
Printer message, consumptive material heartbeat checking initial information is used as consumptive material heartbeat checking information;First printer message includes
Heart sequence radix information, non-first printer message sent for printer believes the heart sequence radix
Cease the result that computing is carried out according to the first add algorithm by the computing module and be used as consumptive material heartbeat checking information;The heartbeat
Sequence number radix information includes random information.
Preferably, the printer command prefix includes printer command type information and the printer heartbeat is believed
Breath.
Preferably, the communication module sends the consumptive material message for including consumptive material heartbeat message to the printer with sound
The printer message for answering the printer to send.
Preferably, the consumptive material heartbeat message by the computing module according to the heart sequence radix information according to
Second add algorithm is calculated and obtained.
Preferably, the consumptive material order prefix includes consumptive material command type information and consumptive material heartbeat message, the computing
Unit is according to the consumptive material command type information and the consumptive material heartbeat message, according to combinational algorithm, calculates the consumptive material order
Prefix.
The present invention increases the heart for verification command interaction sequences in the communication data of printer command and consumable chip
Hop-information, and the order to all being interacted at printer side and consumable chip end according to the heartbeat message verification command, it is therefore prevented that
Chip error is responded to printer command.
Brief description of the drawings
The consumable chip structural representation of Fig. 1 embodiment of the present invention.
The printer message frame structure of Fig. 2 embodiment of the present invention.
The consumptive material message frame structure of Fig. 3 embodiment of the present invention.
Command interaction process schematic between the printer and consumable chip of Fig. 4 embodiment of the present invention.
Embodiment
Embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and it is not the limitation to invention, those skilled in the art
The modification without creative contribution can be made to the present embodiment as needed after this specification is read, but as long as in this hair
The protection of Patent Law is all received in bright right.
Embodiment one
A kind of printer, including for installing the consumptive material installation portion of consumptive material.Consumptive material includes consumable container and held installed in consumptive material
Consumable chip on device.The consumptive material for being printed as picture can be accommodated in consumable container, consumable chip includes communication module, at numeral
Manage module, memory module.Communication module external interface is to use I2C agreements, and communication module is with being arranged in consumptive material installation portion
Printer communication interface is connected, and is responsible for the reception and transmission of printer message;Data processing module is responsible for consumptive material and printer
Between message carry out processing and memory module in data read-write.Memory module include NOR FLASH memories unit and
SDRAM memory unit.NOR FLASH memory units are EEPROM or FLASH, are responsible for store code program and data;
SDRAM memory unit is responsible for the data required for the operation of store code program.
Consumable chip on a printer is installed, repeatedly recognizing by printer is needed during the use of printer
Card.Certification each time is required for printer to send printer message to consumptive material, and consumptive material the printer message is responded with
Pass through the certification of printer.And the multiple certification between printer and consumptive material needs to carry out in a strict sequence.
Such as Fig. 2, printer message is ordered by printer command head, printer command length, printer command data, printer
Check code is made to constitute.Wherein, printer command head two bytes, including printer command type information and printer heartbeat altogether
Information.In the present embodiment, printer command type is the printer command type code of two bytes(Such as 0x00a9), printing
Movement hop-information is binary number(Such as 0x00), by printer command type code and printer heartbeat message according to printer
Pre-defined algorithm computing obtains printer command head.The pre-defined algorithm can be incremental computing, decrementing operations etc..In the present embodiment
Use XOR.For example, the printer command in the present embodiment is first-class in 0x00a9(That is 0x00a9 XORs 0x00's
Value).The printer command Length Indication byte number of printer command data field.Printer command data include heart sequence
Number radix information, heart sequence radix field indicates the radix of the heartbeat message sequence between printer and consumptive material.This reality
It is the binary number produced by printer to apply the heart sequence radix information in example, and heart sequence radix information can be beaten
The regular binary number of tool or the random binary number by printing generation that print machine is drawn according to certain algorithm.
The heartbeat signal of printer second in the present embodiment is randomly generated by printer, such as random number 0x9763.
The digital signal processing module of consumable chip further comprises:
Resolution unit, extracts the printer command prefix 0x00a9 being included in the printer message, and included in printing
Heartbeat sequence in printer heartbeat message 0x00 in machine order prefix, printer command data, and printer command data
Row number radix information 0x9763.
Judging unit, the printer heartbeat message in the printer message received judges that the printer is sent
Printer message sequence whether meet predefined procedure.Consumable chip responds the printer message if meeting, if be not inconsistent
Close then consumable chip and be not responding to the printer message.Judging unit is by analyzing in the printer message that consumable chip is received
Whether the result that printer heartbeat message carries out computing with the consumptive material heartbeat checking information according to analytical algorithm meets expected next
Judge whether the printer message sequence received by consumable chip meets predefined procedure.In the present invention, consumable chip storage
Be stored with multiple fixed datas in module, and this multiple fixed data is beaten according to each certification respectively between printer and consumptive material
The printer command type information of print machine message is corresponded.Whether meet the expected result for referring to the computing whether with storage
Fixed data corresponding with this certification in module is consistent.Think to meet expection for if if consistent, recognize if inconsistent
Not meet expection.
In the present embodiment, first printer message sent for the printer, is printed this by arithmetic element
The printer heartbeat message of machine message and initial information is verified through pre-setting and storing consumptive material heartbeat in a storage module, pressed
Computing is carried out according to analytical algorithm.Judging unit judges
It is no to meet expection, match, otherwise mismatch if meeting.And the fixed data prestored in a storage module is to acting in accordance with
The printer command type code of printer message in the certification of sequence;Meanwhile, the analytical algorithm is enabled to for correct suitable
The printer message of sequence, its printer command prefix carries out the computing knot of computing with consumptive material heartbeat checking information according to analytical algorithm
Fruit is exactly equal to the printer command type code of the printer message in the certification of correspondence order.For the non-of printer transmission
First printer message, will incrementally be transported by the heart sequence radix information in arithmetic element first time printer message
The result of calculation further carries out computing by arithmetic element as consumptive material heartbeat checking information according to analytical algorithm.Equally, by judging
Whether operation result of the unit judges through the analytical algorithm meets expection with consumptive material heartbeat checking information, is matched if meeting,
Otherwise mismatch.In the present embodiment, it is incremented by the first add algorithm and this printer message of computing use in printer message
Order in sequence is relevant.
For example, for first printer message from printer, be stored with consumptive material in the memory module of consumable chip
Initial information is verified in heartbeat(0x00), consumptive material heartbeat checking information is used as using the initial information in printer side.Consumable chip
Arithmetic element the printer command prefix 0x00a9 of first time printer message and consumptive material heartbeat are verified(Initially)Information
0x00 is according to analytical algorithm(Such as XOR)Progress, which is calculated, obtains result of calculation 0x00a9, and will be stored in by judging unit
Printer command type code corresponding with this certification in memory module compares whether both equal, is represented if equal
The printer message sequence that printer is sent meets predefined procedure, does not otherwise meet.
In another example, for non-first printer message from printer, consumable chip is according to from printer
Heart sequence radix information in one printer message, carries out calculating obtained result as consumption according to the first add algorithm
Material heartbeat checking information.The arithmetic element of consumable chip verifies the printer command prefix of the printer message and consumptive material heartbeat
Information is according to analytical algorithm(Such as XOR)Progress, which is calculated, obtains result of calculation, and will be stored in storage mould by judging unit
Printer command type code corresponding with this certification in block compares whether both equal, and printer is represented if equal
The printer message sequence of transmission meets predefined procedure, does not otherwise meet.Wherein the first add algorithm and this printer message
Order in printer message sequence is relevant.For example, by this printer message of heart sequence radix information+fixed value *
Corresponding authentication sequence information-bearing value.
Such as Fig. 3, consumptive material message is by consumptive material command header, consumptive material order length, consumptive material order data, consumptive material command checksum code character
Into.Wherein, consumptive material command header two bytes, including consumptive material command type and consumptive material heartbeat message altogether.Consumptive material order length refers to
The byte number of consumptive material order data field is shown.Consumptive material command type is the consumptive material command type code of two bytes.Consumptive material core
Resolution unit is extracted the printer heartbeat message drawn or heart sequence radix information by arithmetic element and passes through fortune by piece
Calculate unit and be used as consumptive material heartbeat message according to the result for be incremented by computing.Arithmetic element is by consumptive material command type code and consumptive material
Heartbeat message is combined after algorithm computing as consumptive material order prefix.In the present embodiment, extract and draw for resolution unit
Printer heartbeat message be incremented by computing using the fixation add operation for being incremented by 1, resolution unit extracts the heart sequence number that draws
Radix information, carries out being incremented by computing using the second add algorithm.Wherein, the second add algorithm disappears with this consumptive material message in consumptive material
The order ceased in sequence is relevant.For example, this corresponding certification of consumptive material message is suitable by heart sequence radix information+fixed value *
Serial number information correlation.And combinational algorithm is XOR in the present embodiment.
The first add algorithm and the second add algorithm in the present invention only represent what chip was used during different disposal
How add algorithm, be specifically incremented by, and can be the same or different according to both different use environments.
As shown in figure 4, the communication means flow example of the printer for being provided with consumable chip of the present embodiment.In Fig. 4 with
It is described exemplified by first time, second of verification process between printer and consumptive material, and the initial information of printer is
0x00, consumptive material heartbeat checking initial information is 0x00:
First time verification process:
First, printer message is sent to consumptive material by printer side.Wherein, because this printer message is first printer
Message, thus using initial information 0x00 as the printer message printer heartbeat message.Therefore, the life of the printer message
It is 0x00a9 to make prefix(Equal to printer command type 0x00a9 XORs the first heartbeat message of printer 0x00), included in printing
Heart sequence radix information in machine order data is the random number 0x9763 that printer side is produced.
Secondly, consumable chip is received after the printer message from printer.First, beating for printer message is extracted
Print machine order prefix 0x00a9, because this printer message is first printer message, then verifies consumptive material heartbeat just
Initial value 0x00 and printer command prefix 0x00a9 carries out XOR and obtains operation result 0x00a9, with being stored in memory module
In with this checking(Printer message)Corresponding printer command type code 0x00a9 is compared, and comparative result is
It is identical, represent that the printer message sequence that this printer is sent meets predefined procedure, consumable chip need to be to the printer message
Responded.And the printer command data division for parsing this printer message extracts heart sequence radix information
0x9763, and printer heartbeat message 0x00 and heart sequence radix information 0x9763 are stored to memory module.
Again, consumable chip performs the response to the printer message, and the result of response is packaged in into consumptive material message
In consumptive material order data.Printer heartbeat message 0x00 in printer message is carried out add-one operation and obtains consumptive material by consumable chip
Heartbeat message 0x01.And by the types of consumables command type code 0x00aa of this consumptive material message and consumptive material heartbeat message 0x01
Carry out XOR and obtain operation result 0x00ab, be used as the consumptive material order prefix of consumptive material message.By packed consumptive material message
Send to printer and fed back.Otherwise, consumptive material is not responded to the printer message, and printer side does not have within a certain period of time
There is the consumptive material message for receiving consumptive material response, then can restart, to restart checking, it is to avoid cause printer failure.
Finally, after printer receives the consumptive material message of consumable chip response, first is carried out to consumptive material according to consumptive material message
Secondary certification, certification is by then entering second of certification.
Second of verification process:
First, printer message is sent to consumptive material by printer side.According to the heart sequence of the printer in the first verification process
Number radix information(Random number 0x9763)Calculate printer heartbeat message 0x9764=0x9763+1*(2-1), i.e. printer heartbeat
Information=heart sequence radix information+1*(The corresponding authentication sequence number -1 of this printer message)).Therefore, the printer disappears
The order prefix of breath is 0x96FA(Equal to printer command type 0x019E XOR printer heartbeat messages 0x9764).
Secondly, consumable chip is received after the printer message from printer.First, beating for printer message is extracted
Print machine order prefix 0x96FA, by the heart sequence base of the printer message in first time certification preserved in memory module
Number letter 0x9763 is according to the first add algorithm(The heart sequence radix information+corresponding certification of this printer message of fixed value *
Sequence number information)Obtain consumptive material heartbeat checking information 0x9764=0x9763+1*(2-1), i.e. consumptive material heartbeat checking information=heartbeat
Sequence number radix information+1*(The corresponding authentication sequence number -1 of this printer message).By consumptive material heartbeat checking information 0x9764
With printer command prefix 0x96FA carry out XOR obtain operation result 0x019E, with storage in a storage module with this
Secondary checking(Printer message)The printer command code 0x019E of corresponding printer message is compared, and comparative result is
It is identical, represent that the printer message sequence that this printer is sent meets predefined procedure, consumable chip need to be to the printer message
Responded.Otherwise, consumptive material is not responded to the printer message, and printer side does not receive consumptive material sound within a certain period of time
The consumptive material message answered, then can restart, to restart checking, it is to avoid cause printer failure.
Again, consumable chip performs the response to the printer message, and the result of response is packaged in into consumptive material message
In consumptive material order data.Consumable chip is by heart sequence radix information 0x9763 according to the second add algorithm(Heart sequence number
The corresponding authentication sequence information of this consumptive material message of radix information+fixed value *)Obtain consumptive material heartbeat message 0x9765=
0x9763+2*(2-1), i.e. consumptive material heartbeat message=heart sequence radix information+2*(The corresponding certification of this printer message
Serial number -1).And by the types of consumables command type code 0x0120 of this consumptive material message and consumptive material heartbeat message 0x9765
Carry out XOR and obtain operation result 0x9645, be used as the consumptive material order prefix of consumptive material message.By packed consumptive material message
Send to printer and fed back.
Finally, after printer receives the consumptive material message of consumable chip response, first is carried out to consumptive material according to consumptive material message
Secondary certification, certification is by then entering second of certification.
The like, until printer completes all certifications.By disappearing included in printer message and consumptive material during being somebody's turn to do
Printer heartbeat message and consumptive material heartbeat message in breath is to the authentication sequence between printer and consumptive material(I.e. command interaction is suitable
Sequence)Strict examination & verification, it is to avoid errored response of the consumable chip to printer, causes whole or the portion of printer failure or consumptive material
Point function can not be used.
Although being described in conjunction with the accompanying embodiments of the present invention, those of ordinary skill in the art can be in appended power
Profit makes various deformations or amendments in the range of requiring.
Claims (17)
1. a kind of communication means of consumable chip, it is adaptable to logical between printer and consumptive material in the printer
Letter;It is characterized in that:Printer message is received, the printer message includes printer heartbeat message;According to included in described
Printer heartbeat message in printer message, judges whether the printer message sequence that the printer is sent meets predetermined suitable
Sequence, responds the printer message if meeting, and the printer message is not responding to if not meeting.
2. a kind of communication means of consumable chip according to claim 1, it is characterised in that:Judge that the printer is sent
Printer message sequence whether meet the method for predefined procedure and include:If the printer heartbeat message is tested with consumptive material heartbeat
Then the printer message sequence meets predefined procedure to card information matches, if the printer heartbeat message and the consumptive material heart
Jumping checking information mismatch, then the printer message sequence does not meet predefined procedure.
3. a kind of communication means of consumable chip according to claim 2, it is characterised in that:By printer heartbeat letter
Breath carries out computing with the consumptive material heartbeat checking information according to analytical algorithm, the printer if operation result meets expection
Message sequence meets predefined procedure, and the printer message sequence does not meet predetermined suitable if operation result does not meet expection
Sequence.
4. a kind of communication means of consumable chip according to claim 3, it is characterised in that:For from the printer
First printer message, using consumptive material heartbeat checking initial information be used as consumptive material heartbeat checking information;First printing
Machine message includes heart sequence radix information, non-first printer message sent for printer, by the heartbeat sequence
The result that row number radix information carries out computing according to the first add algorithm is used as consumptive material heartbeat checking information.
5. a kind of communication means of consumable chip according to claim 4, it is characterised in that:The heart sequence radix
Information includes random information.
6. a kind of communication means of consumable chip according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that:It is described to beat
Print machine order prefix includes printer command type information and the printer heartbeat message.
7. a kind of communication means of consumable chip according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that:Send bag
Consumptive material message containing consumptive material heartbeat message is to the printer to respond the printer message that the printer is sent.
8. a kind of communication means of consumable chip according to claim 7, it is characterised in that:The consumptive material heartbeat message by
The heart sequence radix information is calculated according to the second add algorithm and obtained.
9. a kind of communication means of consumable chip according to claim 7, it is characterised in that:The consumptive material order prefix bag
Include consumptive material command type information and consumptive material heartbeat message, the consumptive material order prefix is by the consumptive material command type information and described
Consumptive material heartbeat message is calculated according to combinational algorithm and obtained;.
10. a kind of consumable chip, including communication module, memory module and digital signal processing module, it is characterised in that:The communication
Module receives the printer message from printer, and the digital signal processing module includes:
Resolution unit, extracts the printer heartbeat message being included in the printer message;
Judging unit, according to the printer heartbeat message is connect, judges whether is printer message sequence that the printer sends
Meet predefined procedure;Consumable chip responds the printer message if meeting, and the consumable chip is not if not meeting
Respond the printer message.
11. a kind of consumable chip according to claim 10, it is characterised in that:The memory module storage consumptive material heartbeat is tested
Demonstrate,prove information;The judging unit analyzes whether the printer heartbeat message matches with the consumptive material heartbeat checking information, if
Matching then judges that the printer message sequence meets predefined procedure, and the printer message sequence is judged not if mismatching
Meet predefined procedure.
12. a kind of consumable chip according to claim 11, it is characterised in that:The digital signal processing module includes computing list
Member, the arithmetic element is transported the printer heartbeat message with the consumptive material heartbeat checking information according to analytical algorithm
Calculate.
13. a kind of consumable chip according to claim 12, it is characterised in that:The memory module storage consumptive material checking is just
Beginning information;For first printer message from the printer, consumptive material heartbeat checking initial information is used as consumptive material heartbeat
Checking information;First printer message includes heart sequence radix information, non-first sent for printer
Printer message, computing is carried out by the heart sequence radix information by the computing module according to the first add algorithm
As a result as consumptive material heartbeat checking information;The heart sequence radix information includes random information.
14. a kind of consumable chip according to claim 13, it is characterised in that:The printer command prefix includes printing
Machine command type information and the printer heartbeat message.
15. a kind of consumable chip according to claim 10 or 11 or 12 or 13, it is characterised in that:The communication module hair
The consumptive material message for including consumptive material heartbeat message is sent to the printer to respond the printer message that the printer is sent.
16. a kind of consumable chip according to claim 15, it is characterised in that:The consumptive material heartbeat message is by the computing
Module is calculated according to the second add algorithm according to the heart sequence radix information and obtained.
17. a kind of consumable chip according to claim 15, it is characterised in that:The consumptive material order prefix is ordered including consumptive material
Type information and consumptive material heartbeat message are made, the arithmetic element is believed according to the consumptive material command type information and the consumptive material heartbeat
Breath, according to combinational algorithm, calculates the consumptive material order prefix.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108446081A (en) * | 2018-04-11 | 2018-08-24 | 杭州旗捷科技有限公司 | Consumable chip, consumptive material, consumptive material communication means |
CN113103765A (en) * | 2021-04-02 | 2021-07-13 | 杭州旗捷科技有限公司 | Printing consumable authentication method, printing consumable chip, printing consumable and printing system |
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CN108446081A (en) * | 2018-04-11 | 2018-08-24 | 杭州旗捷科技有限公司 | Consumable chip, consumptive material, consumptive material communication means |
CN108446081B (en) * | 2018-04-11 | 2019-06-21 | 杭州旗捷科技有限公司 | Consumable chip, consumptive material, consumptive material communication means |
WO2019196284A1 (en) * | 2018-04-11 | 2019-10-17 | 杭州旗捷科技有限公司 | Consumable chip, consumable item, and consumable item communication method |
US10970011B2 (en) | 2018-04-11 | 2021-04-06 | Hangzhou Chipjet Technology Co., Ltd. | Consumable chip, consumable and consumable communication method |
CN113103765A (en) * | 2021-04-02 | 2021-07-13 | 杭州旗捷科技有限公司 | Printing consumable authentication method, printing consumable chip, printing consumable and printing system |
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