CN116461230A - Chip reset type consumable replacement method and system - Google Patents
Chip reset type consumable replacement method and system Download PDFInfo
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- CN116461230A CN116461230A CN202310214088.6A CN202310214088A CN116461230A CN 116461230 A CN116461230 A CN 116461230A CN 202310214088 A CN202310214088 A CN 202310214088A CN 116461230 A CN116461230 A CN 116461230A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000007639 printing Methods 0.000 claims abstract description 68
- 230000009471 action Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000012795 verification Methods 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention provides a chip reset type consumable replacement method and a system, wherein the method comprises the following steps: acquiring a consumable replacement signal, executing a consumable replacement action, wherein the consumable replacement action is configured to replace new consumable on the basis of a reserved skeleton, and the skeleton is provided with a wireless consumable chip; establishing communication with the wireless consumable chip, starting a reset switch, and logging in the wireless consumable chip through a secret key; if the login is successful, reading first authentication information built in the wireless consumable chip, and performing authentication judgment; if the authentication is successful, the first consumable information built in the wireless consumable chip is erased, and the second consumable information is written into the wireless consumable chip to perform verification judgment; and if the verification is correct, finishing consumable replacement. According to the invention, the operator removes the printing consumable component, and under the condition of reserving the framework, the consumable is replaced, the framework is fixed in the printing bin of the printing equipment again, the wireless consumable chip on the framework is connected with the reset control module of the printing equipment in a wireless signal manner, and chip reset and consumable replacement are completed.
Description
Technical Field
The invention belongs to the technical field of printers, and particularly relates to a chip reset type consumable replacement method and system.
Background
With the development of technology, various types of printers are widely used. The thermal transfer printer is limited by the structure of a consumable box, and at present, consumable information is mostly stored by adopting an EEPROM or FLASH chip, and the thermal transfer printer needs to be welded to a PCB and connected with interactive data, is generally arranged in the machine, and is not suitable for special positions with high connection difficulty and high risk of some wires; in addition, the general consumable replacement is a complete replacement, or is a chip detachment and replacement or a chip replacement, and the consumable replacement mode has higher cost and is not beneficial to the vigorous competition of the current printer market.
The foregoing is provided merely for the purpose of facilitating understanding of the technical solutions of the present invention and is not intended to represent an admission that the foregoing is prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a method and a system for replacing consumable chips in a chip resetting mode, which are mainly used for solving the problems of inconvenience, high cost and the like in resetting consumable chips in the prior art.
In order to achieve the above object, in a first aspect, the present invention provides a chip reset type consumable replacement method, comprising the steps of:
acquiring a consumable replacement signal, and executing a consumable replacement action, wherein the consumable replacement action is configured to replace new consumable on the basis of a reserved skeleton, and the skeleton is provided with a wireless consumable chip;
establishing communication with the wireless consumable chip, starting a reset switch, and logging in the wireless consumable chip through a secret key;
if the login is successful, reading first authentication information built in the wireless consumable chip, and performing authentication judgment;
if the authentication is successful, the first consumable information built in the wireless consumable chip is erased, and the second consumable information is written into the wireless consumable chip to be checked and judged;
and if the verification is correct, finishing consumable replacement.
In some embodiments, each time a printing action is performed, the consumable print length is recorded into the wireless consumable chip, and consumable usage progress parameters in the wireless consumable chip are updated.
In some embodiments, when the consumable usage progress parameter in the wireless consumable chip is lower than a first threshold, a consumable replacement signal is sent to a reset control module of the printing equipment, and a warning is sent by the reset control module.
In some embodiments, after the consumable replacement signal is obtained, the reset control module enters a reset step, in the reset step, communication is established with the wireless consumable chip, the distance between the wireless consumable chip and the reset control module is detected, when the distance between the wireless consumable chip and the reset control module is detected to be greater than a second threshold value and then smaller than the second threshold value, a reset switch is turned on, and the wireless consumable chip is logged in through a secret key;
if the key login is unsuccessful for N times, the reset control module sends out a warning.
In some embodiments, after the consumable replacement signal is obtained, first, the reset control module reads and records the first consumable information built in the wireless consumable chip, and records the first consumable information as consumable information before replacement; after the consumable replacement action is executed and the reset switch is turned on, the first consumable information built in the wireless consumable chip is read and recorded by the reset control module and is recorded as consumable information after replacement;
after the wireless consumable chip is successfully logged in through the secret key, the consumable information before replacement and the consumable information after replacement are compared and authenticated, and the comparison is consistent, so that the authentication is successful.
In some embodiments, the first authentication information includes, but is not limited to, chip vendor information, a type, and a unique code; the first consumable information includes, but is not limited to, consumable size, consumable length, used consumable length, and first key information; the second consumable information includes, but is not limited to, initialized consumable size, consumable length and second key information;
after the first authentication information is read, confirming the chip manufacturer information, the type and the unique code of the wireless consumable chip, and comparing the chip manufacturer information, the type and the unique code with an authentication information list pre-stored in the reset control module;
the second consumable information is configured as initialized consumable information generated by the reset control module after receiving a new print job, or consumable information after reinitializing the consumable information before replacement.
In some embodiments, in the verification and judgment, the first authentication information and the second consumable information of the wireless consumable chip are read again, after the information is confirmed to be correct, the information is recorded in the reset control module, the reset step is exited, and consumable replacement is completed.
In a second aspect, the present invention provides a system for applying the method for replacing a chip reset type consumable part, comprising:
the printing equipment is provided with a printing bin, and the wall surface of the printing bin is provided with a reset control module;
the printing consumable component comprises a framework and consumables detachably connected with the framework, wherein the framework is fixed in the printing bin and is provided with a wireless consumable chip;
the wireless consumable chip is connected with the reset control module through wireless signals.
In some embodiments, the system further comprises a print job receiving module for receiving a new print job, generating initialization consumable information, and writing the initialization consumable information into the wireless consumable chip.
Compared with the prior art, the invention has the beneficial effects that at least:
when the consumable is consumed, the printing equipment receives a consumable replacement signal, at the moment, the consumable replacement is carried out by taking down the consumable printing component through an operator under the condition of reserving the framework, the consumable is fixed in a printing bin of the printing equipment again, a wireless consumable chip on the framework is connected with a reset control module of the printing equipment through wireless signals, and under the condition that the wireless consumable chip is unchanged, chip reset is completed and divided into two steps of authentication of first authentication information and update verification of consumable information, so that consumable replacement is completed.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a flowchart of a method for replacing a chip reset type consumable part according to an embodiment.
FIG. 2 is a schematic diagram of a chip reset consumable replacement system according to one embodiment.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, in a first aspect, the present invention provides a method for replacing a chip reset type consumable part, comprising the steps of:
acquiring a consumable replacement signal, and executing a consumable replacement action, wherein the consumable replacement action is configured to replace new consumable on the basis of a reserved skeleton, and the skeleton is provided with a wireless consumable chip;
establishing communication with the wireless consumable chip, starting a reset switch, and logging in the wireless consumable chip through a secret key;
if the login is successful, reading first authentication information built in the wireless consumable chip, and performing authentication judgment;
if the authentication is successful, the first consumable information built in the wireless consumable chip is erased, and the second consumable information is written into the wireless consumable chip to be checked and judged;
and if the verification is correct, finishing consumable replacement.
It should be noted that, this consumable replacement method is used for the printing equipment side, after obtaining the signal of changing the consumable, can send out the warning to the outside, carry out the action of consumable change by the operator, more specifically is taking off the printing consumable subassembly in the printing equipment, under the circumstances of reserving the skeleton, changes the consumable, fixes the skeleton in the printing storehouse of printing equipment again. In this embodiment, the connected mode between skeleton and the consumptive material has the special nature, be equipped with first connection structure on the skeleton promptly, the connecting portion department of consumptive material is equipped with second connection structure, as an embodiment, first connection structure is for having the indent spout of characteristics bending property, second connection structure is with this indent spout assorted evagination card strip, evagination card strip can inwards extend along the opening part of indent spout and block, and wireless consumptive material chip is fixed in skeleton department, can realize changing specific consumptive material chip under the condition of not changing and not consuming wireless consumptive material chip.
Furthermore, after the consumable is removed from the framework, the second connection structure of the consumable is damaged, namely the consumable is removed destructively, so that the consumable cannot be installed for a second time, and people with bad mind use the original consumable structure to continue to use.
After the framework is fixed to the printing bin of the printing equipment again, the reset control module of the printing equipment establishes communication with the wireless consumable chip again, the reset control module is automatically triggered to start a built-in reset switch of the reset control module, the reset control module tries to log in the wireless consumable chip according to the secret key, more specifically, the built-in first secret key information of the wireless consumable chip is not replaced because the wireless consumable chip is not replaced, in order to ensure uniqueness, the reset control module is firstly adopted to log in the wireless consumable chip according to the original second secret key information of the wireless consumable chip, and the step is mainly used for checking whether the wireless consumable chip is not replaced or not, because the time is only faster than that of using the secret key information, the efficiency is high, and the potential possibility that the wireless consumable chip is replaced can be effectively eliminated. After the secret key is successfully used for logging in the wireless consumable chip, the reset control module reads first authentication information which is built-in the wireless consumable chip and represents the self-uniqueness of the wireless consumable chip, after authentication is successful, the consumable information which is built-in the wireless consumable chip is updated, the original old first consumable information is erased, new second consumable information is written in the wireless consumable chip, all data of the judging chip are checked again, and consumable replacement is completed after confirming.
In this embodiment, when the wireless consumable chip is in normal communication connection with the reset control module, the printing apparatus records the consumable printing length into the wireless consumable chip every time when the printing apparatus executes a printing operation, updates the consumable usage progress parameter in the wireless consumable chip, and when a new consumable is just replaced, the consumable usage progress parameter in the wireless consumable chip is initialized to be the original length, and along with continuous printing of the consumable, the consumable usage progress parameter is gradually updated to reflect real consumable consumption data.
When the consumption material use progress parameter in the wireless consumption material chip is lower than a first threshold value, namely the consumption material can not support printing next time, the wireless consumption material chip sends a consumption material replacement signal to a reset control module of the printing equipment, and the reset control module sends a warning to inform an operator to execute consumption material replacement action.
After a consumable replacement signal is obtained, the reset control module enters a reset step, in the reset step, communication is established with the wireless consumable chip, the distance between the wireless consumable chip and the reset control module is detected, and when the distance between the wireless consumable chip and the reset control module is detected to be larger than a second threshold value and smaller than the second threshold value, a reset switch is started, and the wireless consumable chip is logged in through a secret key;
if the key login is unsuccessful for N times, the reset control module sends out a warning.
It should be noted that, in the connection state, the reset control module is opposite to the wireless consumable chip, and signal connection between the reset control module and the wireless consumable chip can be realized only within a certain distance, and beyond the distance, communication is disconnected, and the communication state changed according to the distance factor is utilized. When a consumable replacement signal is received, in the consumable replacement action process, the distance between the reset control module and the wireless consumable chip is larger than a second threshold value, and at the moment, an intermediate state change is recorded once; after the consumable replacement action is executed, the framework is fixed in a printing bin of the printing equipment, the distance between the reset control module and the wireless consumable chip is smaller than a second threshold again, and at the moment, the intermediate state change is recorded once again.
Only after the two intermediate state changes are recorded, the framework can be proved to be taken out and installed again, the reset switch can be started, and the wireless consumable chip is logged in through the secret key. In order to avoid that the wireless consumable chip on the replaced skeleton is replaced by other wireless consumable chips with switchable keys, only N opportunities are given at the moment, if the N key login attempts are unsuccessful, the wireless consumable chip is replaced, and the reset control module sends out a warning to refuse to use the forged consumable.
As an implementation mode, after a consumable replacement signal is obtained, first, reading and recording first consumable information built in the wireless consumable chip by the reset control module, and recording the first consumable information as consumable information before replacement; after the consumable replacement action is executed and the reset switch is turned on, the first consumable information built in the wireless consumable chip is read and recorded by the reset control module and is recorded as consumable information after replacement; wherein, the consumable information before replacement includes but is not limited to key information, and the consumable information after replacement includes but is not limited to key information.
After the wireless consumable chip is successfully logged in through the secret key, the consumable information before replacement and the consumable information after replacement are compared and authenticated, and the comparison is consistent, so that the authentication is successful.
In this step, in order to avoid replacing other wireless consumable chips with switchable keys, when the wireless consumable chip does not obtain the key information of the reset control module, the key information built in the wireless consumable chip is sent to the reset control module, at this time, the reset control module is equivalent to obtaining the key information before replacement and the key information after replacement, and the two information are directly compared and authenticated, so that the comparison and authentication at the key level can be realized, and the wireless consumable chip is logged into. In addition, if other wireless consumable chips with switchable keys are used, the probability of successful comparison once can be very low under the condition that only one key information is accepted, and the authentication efficiency can be greatly improved in the mode.
In this embodiment, the first authentication information includes, but is not limited to, chip manufacturer information, a type, and a unique code; the first consumable information includes, but is not limited to, consumable size, consumable length, used consumable length, and first key information; the second consumable information includes, but is not limited to, initialized consumable size, consumable length and second key information;
after the first authentication information is read, confirming the chip manufacturer information, the type and the unique code of the wireless consumable chip, and comparing the chip manufacturer information, the type and the unique code with an authentication information list pre-stored in the reset control module;
the second consumable information is configured as initialized consumable information generated by the reset control module after receiving a new print job, or consumable information after reinitializing the consumable information before replacement.
Optionally, because when the printing device needs to replace consumables, it is possible to replace consumables with different consumable sizes, consumable lengths, and the like, that is, when the printing device supports printing consumables with different width sizes, in order to adapt to the diversified printing effect, after receiving a new printing task, the reset control module needs to write second consumable information with new attribute into the wireless consumable chip, so as to initialize the wireless consumable chip; of course, if the print job does not bring consumable information with a brand new attribute, consumable information after directly reinitializing the consumable information before replacement can also be used, namely, the length of the used consumable is reset to zero, and the consumable length is reset.
In this embodiment, in the verification and judgment, the first authentication information and the second consumable information of the wireless consumable chip are read again, that is, all the information contained in the wireless consumable chip is recorded in the reset control module after the information is confirmed to be correct, the information of the wireless consumable chip is kept consistent with the information of the reset control module after the information is updated, the reset step is exited, and consumable replacement is completed.
Referring to fig. 2, in a second aspect, the present invention provides a chip reset type consumable replacement system for implementing a chip reset type consumable replacement method as in the above embodiment, the system includes:
the printing equipment is provided with a printing bin, and the wall surface of the printing bin is provided with a reset control module;
the printing consumable component comprises a framework and consumables detachably connected with the framework, wherein the framework is fixed in the printing bin and is provided with a wireless consumable chip;
the wireless consumable chip is connected with the reset control module through wireless signals.
The printing consumable component is detachably installed in the printing bin, when the printing consumable component is in a connection state, the wireless consumable chip is opposite to the reset control module, the distance between the two is smaller than 10mm, wireless connection can be carried out in a radio frequency mode, and the chip reset type consumable replacement method in the embodiment is completed by means of wireless signal connection between the wireless consumable chip and the reset control module.
Furthermore, the system also comprises a printing task receiving module which is used for receiving a new printing task, generating initialization consumable information and writing the initialization consumable information into the wireless consumable chip.
The system can receive the printing task sent by the intelligent equipment, for example, the printing task is sent to the printing equipment through a mobile phone, the printing task receiving module can analyze the initialized consumable information from the new printing task, and the initialized consumable information is written into the wireless consumable chip, so that the consumable information is synchronized.
Compared with the prior art, the invention provides a chip reset type consumable replacement method and system, when consumable is consumed, printing equipment receives consumable replacement signals, at the moment, under the condition that an operator takes down a printing consumable component and reserves a framework, consumable replacement is carried out, the framework is fixed in a printing bin of the printing equipment again, wireless consumable chips on the framework are connected with a reset control module of the printing equipment in a wireless signal mode, chip reset is completed under the condition that the wireless consumable chips are reserved unchanged, and the two steps of authentication of first authentication information and update and verification of consumable information are divided into the completion of consumable replacement.
Finally, it should be emphasized that the present invention is not limited to the above-described embodiments, but is merely preferred embodiments of the invention, and any modifications, equivalents, improvements, etc. within the spirit and principles of the invention are intended to be included within the scope of the invention.
The above description is a main flow step of the invention, in which other functional steps may be inserted, and the logic sequence and the flow steps may be disordered, if the data processing manner is similar to the processing manner of the flow step or the core idea of the data processing is similar, the same, all should be protected.
Claims (9)
1. The chip reset type consumable replacement method is characterized by comprising the following steps of:
acquiring a consumable replacement signal, and executing a consumable replacement action, wherein the consumable replacement action is configured to replace new consumable on the basis of a reserved skeleton, and the skeleton is provided with a wireless consumable chip;
establishing communication with the wireless consumable chip, starting a reset switch, and logging in the wireless consumable chip through a secret key;
if the login is successful, reading first authentication information built in the wireless consumable chip, and performing authentication judgment;
if the authentication is successful, the first consumable information built in the wireless consumable chip is erased, and the second consumable information is written into the wireless consumable chip to be checked and judged;
and if the verification is correct, finishing consumable replacement.
2. The method of claim 1, wherein each time a printing operation is performed, a consumable printing length is recorded in the wireless consumable chip, and a consumable usage progress parameter in the wireless consumable chip is updated.
3. The method for replacing consumable parts of claim 2, wherein when the consumption progress parameter of the consumable parts in the wireless consumable part chip is lower than a first threshold value, a consumable part replacement signal is sent to a reset control module of the printing equipment, and a warning is sent by the reset control module.
4. The method for replacing consumable parts with reset chip as claimed in claim 3, wherein after the consumable parts replacement signal is obtained, the reset control module enters a reset step, in the reset step, communication is established with the wireless consumable part chip, the distance between the wireless consumable part chip and the reset control module is detected, when the distance between the wireless consumable part chip and the reset control module is detected to be larger than a second threshold value and then smaller than the second threshold value, a reset switch is started, and the wireless consumable part chip is logged in through a secret key;
if the key login is unsuccessful for N times, the reset control module sends out a warning.
5. The method for replacing consumable parts with reset chip as claimed in claim 4, wherein after the consumable parts replacement signal is obtained, the first consumable part information built in the wireless consumable part chip is read and recorded by the reset control module and is recorded as consumable part information before replacement; after the consumable replacement action is executed and the reset switch is turned on, the first consumable information built in the wireless consumable chip is read and recorded by the reset control module and is recorded as consumable information after replacement;
after the wireless consumable chip is successfully logged in through the secret key, the consumable information before replacement and the consumable information after replacement are compared and authenticated, and the comparison is consistent, so that the authentication is successful.
6. The method for replacing consumable parts for chip reset according to claim 5, wherein the first authentication information includes, but is not limited to, chip manufacturer information, type and unique code; the first consumable information includes, but is not limited to, consumable size, consumable length, used consumable length, and first key information; the second consumable information includes, but is not limited to, initialized consumable size, consumable length and second key information;
after the first authentication information is read, confirming the chip manufacturer information, the type and the unique code of the wireless consumable chip, and comparing the chip manufacturer information, the type and the unique code with an authentication information list pre-stored in the reset control module;
the second consumable information is configured as initialized consumable information generated by the reset control module after receiving a new print job, or consumable information after reinitializing the consumable information before replacement.
7. The method for replacing consumable parts of chip reset type as claimed in claim 6, wherein in the verification and judgment, the first authentication information and the second consumable part information of the wireless consumable part chip are read again, after the information is confirmed to be correct, the information is recorded in the reset control module, the reset step is exited, and the consumable part replacement is completed.
8. A system applying the chip reset type consumable replacement method according to any one of claims 1 to 7, characterized by comprising:
the printing equipment is provided with a printing bin, and the wall surface of the printing bin is provided with a reset control module;
the printing consumable component comprises a framework and consumables detachably connected with the framework, wherein the framework is fixed in the printing bin and is provided with a wireless consumable chip;
the wireless consumable chip is connected with the reset control module through wireless signals.
9. The system as recited in claim 8, further comprising:
and the printing task receiving module is used for receiving a new printing task, generating initialization consumable information and writing the initialization consumable information into the wireless consumable chip.
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| CN202310214088.6A CN116461230B (en) | 2023-03-07 | 2023-03-07 | Chip reset type consumable replacement method and system |
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| CN111890811A (en) * | 2020-08-25 | 2020-11-06 | 广州市小篆科技有限公司 | Printer consumable management system and printer |
| CN112123923A (en) * | 2020-09-23 | 2020-12-25 | 湖南鼎一致远科技发展有限公司 | Thermal transfer printer, encryption management system and method |
| CN115480715A (en) * | 2021-06-16 | 2022-12-16 | 杭州旗捷科技有限公司 | Consumable chip authentication method, consumable chip and printing consumable |
| CN113580772A (en) * | 2021-08-25 | 2021-11-02 | 珠海艾派克微电子有限公司 | Data updating method and consumable chip |
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