CN109532236A - Date storage method, consumable chip and the consumptive material of consumable chip - Google Patents
Date storage method, consumable chip and the consumptive material of consumable chip Download PDFInfo
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- CN109532236A CN109532236A CN201811531760.XA CN201811531760A CN109532236A CN 109532236 A CN109532236 A CN 109532236A CN 201811531760 A CN201811531760 A CN 201811531760A CN 109532236 A CN109532236 A CN 109532236A
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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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17543—Cartridge presence detection or type identification
- B41J2/17546—Cartridge presence detection or type identification electronically
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- Accessory Devices And Overall Control Thereof (AREA)
- Ink Jet (AREA)
- Control Or Security For Electrophotography (AREA)
Abstract
The present invention provides the date storage method, consumable chip and consumptive material of a kind of consumable chip.The consumable chip has nonvolatile memory and volatile memory, and primary data is stored in nonvolatile memory, and the primary data includes authentication data and consumptive material original records data；Volatile memory is for storing consumptive material usage record data, which comprises receives the operational order that printer is sent；Judge the instruction type of operational order；If operational order is write instruction, judge whether the data of write-in are consumptive material usage record data, if so, data to be written is stored in volatile memory；Otherwise data to be written is stored in nonvolatile memory.Alternatively, if operational order is write instruction, data to be written is stored in volatile memory, and judges whether the data of write-in are consumptive material usage record data, if so, not changing the position of data storage；Otherwise other data that volatile memory is written are moved to nonvolatile memory.
Description
Technical field
The present invention relates to printing technical field of imaging more particularly to a kind of date storage methods of consumable chip, consumptive material core
Piece and consumptive material.
Background technique
With popularizing for office automation, printing device has been indispensable equipment in office activity, is being printed
Cheng Zhong needs the consumptive material such as print cartridge etc.Consumptive material is commonly used medium of the chip as storing data at present, and chip has
Nonvolatile memory；After nonvolatile memory power down, the data stored will not lose.During using consumptive material,
Peculiar data (such as printer ID, customer data, consumptive material usage record data) are written in consumable chip printer, and chip will
Data are stored in nonvolatile memory.
After consumptive material is packed into printer, if printer breaks down, client wants consumptive material to be installed to other printers at this time
Above in use, so the consumable chip can store used printer ID, and being beaten since consumptive material and printer carried out communication
Print machine ID is that every printer is exclusive, this causes other printers when being communicated with the used consumptive material, ID occurs
Unmatched phenomenon leads to not normal use consumptive material again.Also, work as consumptive material and be packed into printer after a period of use,
If printer breaks down, client wants to be installed to consumptive material on other printers in use, since consumable chip is written into consumptive material
Data (such as printing consumables consumption, consumptive material installation mark) used in connection with, after leading to consumptive material replacement to other printers, printing
Machine examination measures above-mentioned data used in connection with, it is believed that the consumptive material has been previously used, and can not be used again.In addition, when consumptive material is made
With rear, consumable chip stores peculiar data, and after the consumptive material of client is recovered, the customer data stored on chip may be disliked
Meaning is read, and leads to leaking data.
The above-mentioned appearance using failure, causes the consumptive material being not used can not be used again, to cause the waste of resource；
In addition, there is the risk of leakage customer data after consumptive material use.
Summary of the invention
Date storage method, consumable chip and the consumptive material of consumable chip provided by the invention can guarantee to send out when printer
When raw failure, the consumptive material being not used can be reused, and not will cause the waste of resource；Furthermore it is possible to prevent from making in consumptive material
It is maliciously read with the data on rear consumable chip, avoids the leakage of customer data.
In a first aspect, the present invention provides a kind of date storage method of consumable chip, the consumable chip has non-volatile
Property memory and volatile memory, be stored with primary data in the nonvolatile memory, the primary data includes to recognize
Data and consumptive material original records data are demonstrate,proved, the volatile memory is for storing consumptive material usage record data, the method packet
It includes:
Receive the operational order that printer is sent；
Judge the instruction type of the operational order received；
If it is determined that the operational order is certification instruction, then the authentication data in the nonvolatile memory is sent to
Printer；
If it is determined that the operational order is to read instruction, then it will be in the nonvolatile memory or volatile memory
Data are sent to printer；
If it is determined that the operational order be write instruction, then data to be written be stored in the nonvolatile memory or
In volatile memory；
The data to be written is stored in the nonvolatile memory or volatile memory
Whether the data for judging write-in are consumptive material usage record data, then will write-in if it is consumptive material usage record data
Data be stored in the volatile memory；If not consumptive material usage record data, then other data of write-in are stored
In the nonvolatile memory.
Optionally, the nonvolatile memory includes read-only memory block and read-write memory block, and the read-only memory block is used
In storage consumable chip authentication data, the read-write memory block is for storing consumptive material original records data and other data, institute
Stating consumptive material original records data includes following one or more data: printer ID, consumptive material installed date, customer data, consumptive material
Consumption and consumptive material exhaust mark, other described data include the erasable number of chip.
Optionally, the data by the nonvolatile memory or volatile memory are sent to printer packet
It includes: the primary data in the nonvolatile memory is sent to printer.
Optionally, it includes: to write other described data that the data to be written, which is stored in the nonvolatile memory,
Enter the read-write memory block of the nonvolatile memory.
Optionally, the data in the nonvolatile memory or volatile memory are sent to printer includes:
Judge whether the data read are consumptive material usage record data；
If it is consumptive material usage record data, then the data stored in the volatile memory are sent to printer；
If not consumptive material usage record data, then judge whether the data read are chip primary data；
If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；
If not chip primary data, then judge read data whether be chip other data；
If it is other data of chip, then other data in the read-write memory block of the nonvolatile memory are sent out
Printer is given, current process is otherwise terminated.
Second aspect, the present invention provide the date storage method of another consumable chip, and the consumable chip has non-easy
The property lost memory and volatile memory is stored with primary data in the nonvolatile memory, and the primary data includes
Authentication data and consumptive material original records data, the volatile memory is for storing consumptive material usage record data, the method
Include:
Receive the operational order that printer is sent；
Judge the instruction type of the operational order received；
If it is determined that the operational order is certification instruction, then the authentication data in the nonvolatile memory is sent to
Printer；
If it is determined that the operational order is to read instruction, then it will be in the nonvolatile memory or volatile memory
Data are sent to printer；
If it is determined that the operational order is write instruction, then data to be written is stored in the volatile memory；
The method also includes: after data to be written is stored in the volatile memory, judge the data of write-in
Whether it is consumptive material usage record data, if it is consumptive material usage record data, does not then change the position of data storage；If not
Consumptive material usage record data then move other data that volatile memory is written to the nonvolatile memory.
Optionally, the data by the nonvolatile memory or volatile memory are sent to printer packet
It includes:
Judge whether the data read are consumptive material usage record data；
If it is consumptive material usage record data, then the data stored in the volatile memory are sent to printer；
If not consumptive material usage record data, then judge whether the data read are chip primary data；
If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；
If not chip primary data, then judge read data whether be chip other data；
If it is other data of chip, then other data in the read-write memory block of the nonvolatile memory are sent out
Printer is given, current process is otherwise terminated.
The third aspect, the present invention provide a kind of consumable chip, and the consumable chip is with nonvolatile memory and easily
The property lost memory, primary data is stored in the nonvolatile memory, and the primary data includes authentication data and consumptive material
Original records data, for storing consumptive material usage record data, the consumable chip includes: the volatile memory
First receiving unit, for receiving the operational order of printer transmission；
First judging unit, the instruction type of the operational order for judging to receive；
First transmission unit is used for when first judging unit determines that the operational order instructs for certification, by institute
The authentication data stated in nonvolatile memory is sent to printer；
Second transmission unit is used for when first judging unit determines the operational order to read instruction, by institute
The data stated in nonvolatile memory or volatile memory are sent to printer；
First writing unit, for will write when first judging unit determines the operational order for write instruction
The data entered are stored in the nonvolatile memory or volatile memory；
First writing unit includes:
First judgment module, for judging whether the data of write-in are consumptive material usage record data；
First writing module, for being consumptive material usage record data when the data of first judgment module judgement write-in
When, data to be written is stored in the volatile memory；
Second writing module, for not being consumptive material usage record data when the data of first judgment module judgement write-in
When, other data of write-in are stored in the nonvolatile memory.
Optionally, the nonvolatile memory includes read-only memory block and read-write memory block, and the read-only memory block is used
In storage consumable chip authentication data, the read-write memory block is for storing consumptive material original records data and other data, institute
Stating consumptive material original records data includes following one or more data: printer ID, consumptive material installed date, customer data, consumptive material
Consumption and consumptive material exhaust mark, other described data include the erasable number of chip.
Optionally, second writing module, for other described data to be written to the reading of the nonvolatile memory
Write memory block.
Optionally, second transmission unit, for judging whether the data read are consumptive material usage record data, if
It is consumptive material usage record data, then the data stored in the volatile memory is sent to printer；If not consumptive material
Usage record data then judge whether the data read are chip primary data；It, then will be described non-if it is chip primary data
Primary data in volatile memory is sent to printer；If not chip primary data, then judge that the data read are
No other data for chip；It, then will be in the read-write memory block of the nonvolatile memory if it is other data of chip
Other data be sent to printer, otherwise terminate current process.
Fourth aspect, the present invention provide another consumable chip, and the consumable chip is with nonvolatile memory and easily
The property lost memory, primary data is stored in the nonvolatile memory, and the primary data includes authentication data and consumptive material
Original records data, for storing consumptive material usage record data, the consumable chip includes: the volatile memory
Second receiving unit, for receiving the operational order of printer transmission；
Second judgment unit, the instruction type of the operational order for judging to receive；
Third transmission unit is used for when the second judgment unit determines that the operational order instructs for certification, by institute
The authentication data stated in nonvolatile memory is sent to printer；
4th transmission unit is used for when the second judgment unit determines the operational order to read instruction, by institute
The data stated in nonvolatile memory or volatile memory are sent to printer；
Second writing unit, for will write when the second judgment unit determines the operational order for write instruction
The data entered are stored in the volatile memory；
The consumable chip further include:
Data handling unit, for being stored in the volatile memory in the second writing unit data to be written
Afterwards, whether the data for judging write-in are consumptive material usage record data, if it is consumptive material usage record data, then do not change data and deposit
The position of storage；If not consumptive material usage record data, then other data that volatile memory is written are moved to described non-easy
The property lost memory.
Optionally, the 4th transmission unit, for judging whether the data read are consumptive material usage record data；If
It is consumptive material usage record data, then the data stored in the volatile memory is sent to printer；If not consumptive material
Usage record data then judge whether the data read are chip primary data；It, then will be described non-if it is chip primary data
Primary data in volatile memory is sent to printer；If not chip primary data, then judge that the data read are
No other data for chip；It, then will be in the read-write memory block of the nonvolatile memory if it is other data of chip
Other data be sent to printer, otherwise terminate current process.
5th aspect, the present invention provide a kind of consumptive material, and the consumptive material includes consumable chip described in the above-mentioned third aspect.
6th aspect, the present invention provide a kind of consumptive material, and the consumptive material includes consumable chip described in above-mentioned fourth aspect.
Date storage method, consumable chip and the consumptive material of consumable chip provided in an embodiment of the present invention, it is non-on consumable chip
Primary data is stored in volatile memory, and volatile memory is used to store consumptive material usage record data, when consumptive material quilt
Be installed to printer, success with after printer communication and normal use, when needing to close printer power supply or printer occurs
Failure needs to take out consumptive material, and after chip power-down, the data stored in the volatile memory of chip are lost automatically, at this moment
Consumable chip is equivalently employed without any consumptive material usage record data of storage；Therefore, after consumptive material and printer communication, when printer is sent out
After raw failure, consumptive material can be mounted on repaired same printer or other printers and use, and not will cause money
The waste in source.Further, since using each time, consumable chip does not store customer data, so when ink/carbon dust quilt in consumptive material
After ruing out of, consumptive material is abandoned, the leakage of customer data will not be caused, greatly prevent the data on consumable chip from maliciously being read
It takes；In addition, the data that volatile memory is written selectively are moved to non-since the erasable number of a chip is limited
Nonvolatile memory can be recorded in erasable number by the read-write memory block of volatile memory, and being conducive to managing chip makes
Use the service life.
Detailed description of the invention
Fig. 1 is the composition schematic diagram of consumable chip 10 provided in an embodiment of the present invention；
Fig. 2 is the composition schematic diagram of nonvolatile memory 12 in Fig. 1；
Fig. 3 is the flow chart of the date storage method of one embodiment of the invention consumable chip；
Fig. 4 is the flow chart of the date storage method of another embodiment of the present invention consumable chip；
Fig. 5 is the detail flowchart of step S07 in Fig. 4；
Fig. 6 is the detail flowchart of step S09 in Fig. 4；
Fig. 7 is the flow chart of the date storage method of yet another embodiment of the invention consumable chip；
Fig. 8 is the detail flowchart of step S07 in Fig. 7；
Fig. 9 is the structural schematic diagram of one embodiment of the invention consumable chip；
Figure 10 is the structural schematic diagram of another embodiment of the present invention consumable chip.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Specific embodiment one
As shown in Figure 1, a consumable chip 10, has controller 11, nonvolatile memory 12 and volatile storage
Device 13.Controller 11 is used to judge, control the Data Data of write-in consumable chip 10, different Data Datas is stored in non-easy
The property lost memory 12 or volatile memory 13；Volatile memory 13 is for storing consumptive material usage record data.
As shown in Fig. 2, nonvolatile memory 12 is stored with primary data, primary data is stored in read-only memory block 121
And read-write memory block 122.Read-only memory block 121 can only read data, with storage unit 1211, be stored in storage unit
1211 data can be consumable chip authentication data etc.；Data can be read but also be written in read-write memory block 122, have and deposit
Storage unit 1221, the data for being stored in storage unit 1221 can be printer ID, consumptive material installed date, customer data, consumptive material
Consumption, consumptive material exhaust the consumptive materials original records data such as mark, or printer opening and closing lid number, the erasable number of chip
Deng other data.
As shown in figure 3, the date storage method of consumable chip specifically comprises the following steps:
Step S01, consumable chip receives the instruction that printer is sent.
After consumptive material is installed to printer, printer sends instructions to consumable chip, starts to be communicated with consumable chip,
The instruction of chip reception printer.
Step S02, after consumable chip receives instruction, the controller of consumable chip judges the instruction type received, refers to
Enable includes certification instruction, reading instruction, write instruction.
Step S03, it after what type the instruction that consumable chip judgement receives is, according to the instruction type of judgement, executes
Corresponding instruction.
If the controller of consumable chip judges received instruction for certification instruction, by consumable chip non-volatile memories
Authentication data on device is sent to printer；If the controller of consumable chip judges that received instruction, will to read instruction
Data on consumable chip on volatile memory or nonvolatile memory are sent to printer；If the control of consumable chip
Device judges received instruction for write instruction, then data to be written is stored in volatile memory or nonvolatile memory
On.After executing corresponding instruction, terminate current process.
After consumptive material is installed on printer, consumptive material is worked normally, and consumable chip is in normal operating conditions, works as consumptive material
When there are power-down conditions, the data that volatile memory receives on consumable chip, the printer of storage is sent are lost automatically, and are tied
Beam current process.
Specific embodiment two
The present embodiment provides a kind of date storage methods for being more specifically mounted on the consumable chip on printing consumables.
As shown in figure 4, the date storage method of the consumable chip specifically comprises the following steps:
Step S01, consumable chip receives the instruction that printer is sent.
After consumptive material is installed to printer, printer sends instructions to consumable chip, starts to be communicated with consumable chip,
The instruction of chip reception printer.
Step S02, after consumable chip receives instruction, the controller of consumable chip judges whether received instruction is certification
Instruction instructs if it is certification, thens follow the steps S03；It is instructed if not certification, thens follow the steps S04.
Step S03, the controller of consumable chip sends the authentication data on nonvolatile memory to printer, terminates to work as
Preceding process.
Step S04, the controller of consumable chip continues to judge whether received instruction is to read instruction, refers to if it is reading
It enables, thens follow the steps S05；It is instructed if not reading, thens follow the steps S06.
Step S05, the primary data on nonvolatile memory is sent to printer by the controller of consumable chip, is terminated
Current process.
Step S06, the controller of consumable chip continues to judge whether received instruction is write instruction, is referred to if it is write-in
It enables, thens follow the steps S07；If not write instruction, terminate current process.
Step S07, the data that printer is written are stored in the memory of chip by the controller of consumable chip.
Step S08, when consumable chip receives the instruction of printer transmission again, the controller judgement of consumable chip is
It is no to be instructed to read, it is instructed if it is reading, thens follow the steps S09；It is instructed if not reading, terminates current process.
Step S09, the data in consumable chip are sent to printer, terminate current process.
Further, as shown in figure 5, above-mentioned steps S07 specifically comprises the following steps:
Step S071, the controller of consumable chip judges whether the data of write-in are consumptive material usage record data, if it is
Consumptive material usage record data, then follow the steps S072；If not consumptive material usage record data, S073 is thened follow the steps.
Step S072, the data that printer is written are stored in volatile memory, then execute step S08.
Step S073, the data by printer write-in are stored to the read-write memory block of nonvolatile memory, are then executed
Step S08.
Further, as shown in fig. 6, above-mentioned steps S09 specifically comprises the following steps:
Step S091, the controller of consumable chip judges whether the data read are consumptive material usage record data, if it is
Consumptive material usage record data, then follow the steps S092；If not consumptive material usage record data, S093 is thened follow the steps.
Step S092, the data stored in volatile memory are sent to printer by the controller of consumable chip, are terminated
Current process.
Step S093, the controller of consumable chip continues to judge whether the data read are chip primary data, if it is
Chip primary data, thens follow the steps S094；If not chip primary data, S095 is thened follow the steps.
Step S094, the primary data in nonvolatile memory is sent to printer by the controller of consumable chip, knot
Beam current process.
Step S095, the controller of consumable chip continue to judge the data read whether be chip other data, if
It is other data of chip, thens follow the steps S096；If not other data of chip, terminate current process.
Step S096, other data in the read-write memory block of nonvolatile memory are sent to by the controller of consumable chip
Printer terminates current process.
After consumptive material is installed on printer, consumptive material is worked normally, and consumable chip is in normal operating conditions, works as consumptive material
When there are power-down conditions, the data that volatile memory receives on consumable chip, the printer of storage is sent are lost automatically, and are tied
Beam current process.
Specific embodiment three
The date storage method of the consumable chip on printing consumables is mounted on the present embodiment provides another.
As shown in fig. 7, the date storage method of the consumable chip specifically comprises the following steps:
Step S01-S06 is identical as the step S01-S06 in two Fig. 4 of embodiment.
Step S07, the data that printer is written are stored in the volatile memory of chip by the controller of consumable chip.
Step S08, when consumable chip receives the instruction of printer transmission again, the controller judgement of consumable chip is
It is no to be instructed to read, it is instructed if it is reading, thens follow the steps S09；It is instructed if not reading, terminates current process.
Step S09, identical as the step S09 of two Fig. 6 of embodiment.
Further, as shown in figure 8, above-mentioned steps S07 specifically comprises the following steps:
Step S071, the controller of consumable chip judges whether the data of write-in are consumptive material usage record data, if it is
Consumptive material usage record data, then follow the steps S072；If not consumptive material usage record data, S073 is thened follow the steps.
Step S072, the controller of consumable chip does not change the position of write-in data, then executes step S08.
Step S073, the read-write memory block that the data that printer is written are moved to nonvolatile memory, then executes step
Rapid S08.
The date storage method of consumable chip provided in an embodiment of the present invention is deposited in nonvolatile memory on consumable chip
Contain primary data, and volatile memory is for storing consumptive material usage record data, when consumptive material is mounted to printer, success
After printer communication and normal use, when needing to close printer power supply or printer failure, need to take out consumptive material,
After chip power-down, the data stored in the volatile memory of chip are lost automatically, and consumable chip at this moment is equivalently employed without
Store any consumptive material usage record data；Therefore, after consumptive material and printer communication, after printer breaks down, consumptive material can be with
It is mounted on repaired same printer or other printers and uses, not will cause the waste of resource.Further, since
It using each time, consumable chip does not store customer data, so consumptive material is abandoned after ink/carbon dust is depleted in consumptive material,
The leakage of customer data will not be caused, greatly prevents the data on consumable chip from maliciously being read；In addition, due to a core
The erasable number of piece is limited, and the data that volatile memory is written selectively are moved to the read-write of nonvolatile memory
Erasable number can be recorded nonvolatile memory, be conducive to managing chip service life by memory block.
The embodiment of the present invention also provides a kind of consumable chip, and the consumable chip has nonvolatile memory and volatile
Property memory, primary data is stored in the nonvolatile memory, at the beginning of the primary data includes authentication data and consumptive material
Begin record data, and the volatile memory is for storing consumptive material usage record data, as shown in figure 9, the consumable chip packet
It includes:
First receiving unit 11, for receiving the operational order of printer transmission；
First judging unit 12, the instruction type of the operational order for judging to receive；
First transmission unit 13, for when first judging unit 12 determine the operational order for certification instruction when,
Authentication data in the nonvolatile memory is sent to printer；
Second transmission unit 14, for when first judging unit 12 determine the operational order for read instruction when,
Data in the nonvolatile memory or volatile memory are sent to printer；
First writing unit 15, for when first judging unit 12 determines the operational order for write instruction,
Data to be written is stored in the nonvolatile memory or volatile memory；
First writing unit 15 includes:
First judgment module 151, for judging whether the data of write-in are consumptive material usage record data；
First writing module 152, for being consumptive material usage record when the data of the first judgment module 151 judgement write-in
When data, data to be written is stored in the volatile memory；
Second writing module 153, for not being that consumptive material uses note when the data of the first judgment module 151 judgement write-in
When recording data, other data of write-in are stored in the nonvolatile memory.
Optionally, the nonvolatile memory includes read-only memory block and read-write memory block, and the read-only memory block is used
In storage consumable chip authentication data, the read-write memory block is for storing consumptive material original records data and other data, institute
Stating consumptive material original records data includes following one or more data: printer ID, consumptive material installed date, customer data, consumptive material
Consumption and consumptive material exhaust mark；Other described data include following one or more data: printer opening and closing lid number, core
The erasable number of piece.
Optionally, second writing module 153, for the nonvolatile memory to be written in other described data
Read and write memory block.
Optionally, second transmission unit 14, for judging whether the data read are consumptive material usage record data, such as
Fruit is consumptive material usage record data, then the data stored in the volatile memory is sent to printer；If not consumption
Material usage record data then judge whether the data read are chip primary data；It, then will be described if it is chip primary data
Primary data in nonvolatile memory is sent to printer；If not chip primary data, then the data read are judged
Whether be chip other data；If it is other data of chip, then by the read-write memory block of the nonvolatile memory
In other data be sent to printer, otherwise terminate current process.
The embodiment of the present invention also provides another consumable chip, and the consumable chip has nonvolatile memory and volatile
Property memory, primary data is stored in the nonvolatile memory, at the beginning of the primary data includes authentication data and consumptive material
Begin record data, and the volatile memory is for storing consumptive material usage record data, as shown in Figure 10, the consumable chip packet
It includes:
Second receiving unit 21, for receiving the operational order of printer transmission；
Second judgment unit 22, the instruction type of the operational order for judging to receive；
Third transmission unit 23, for when the second judgment unit 22 determine the operational order for certification instruction when,
Authentication data in the nonvolatile memory is sent to printer；
4th transmission unit 24, for when the second judgment unit 22 determine the operational order for read instruction when,
Data in the nonvolatile memory or volatile memory are sent to printer；
Second writing unit 25, for when the second judgment unit 22 determines the operational order for write instruction,
Data to be written is stored in the volatile memory；
The consumable chip further include:
Data handling unit 26 is deposited for being stored in the volatibility in 25 data to be written of the second writing unit
After reservoir, judge whether the data of write-in are that consumptive material usage record data if it is consumptive material usage record data do not change number then
According to the position of storage；If not consumptive material usage record data, then other data that volatile memory is written are moved to described
Nonvolatile memory.
Optionally, the 4th transmission unit 24, for judging whether the data read are consumptive material usage record data；Such as
Fruit is consumptive material usage record data, then the data stored in the volatile memory is sent to printer；If not consumption
Material usage record data then continue to judge whether the data read are chip primary data；If it is chip primary data, then will
Primary data in the nonvolatile memory is sent to printer；If not chip primary data, then continues judgement and read
The data taken whether be chip other data；If it is other data of chip, then by the reading of the nonvolatile memory
Other data write in memory block are sent to printer, otherwise terminate current process.
Consumable chip provided in an embodiment of the present invention is stored with primary data in nonvolatile memory on consumable chip,
And volatile memory is used to store consumptive material usage record data, when consumptive material is mounted to printer, success and printer communication
And after normal use, when needing to close printer power supply or printer failure, need to take out consumptive material, in chip power-down
Afterwards, the data stored in the volatile memory of chip are lost automatically, and consumable chip at this moment is equivalently employed without any consumption of storage
Material usage record data；Therefore, consumptive material is with after printer communication, and after printer breaks down, consumptive material, which can be mounted to, to be repaired
The same printer managed uses on other printers, not will cause the waste of resource.Further, since making each time
With consumable chip does not store customer data, so abandoning consumptive material after ink/carbon dust is depleted in consumptive material, will not making
At the leakage of customer data, greatly prevent the data on consumable chip from maliciously being read；In addition, erasable due to chip
Number is limited, and the data that volatile memory is written selectively are moved to the read-write memory block of nonvolatile memory,
Nonvolatile memory can be recorded in erasable number, be conducive to managing chip service life.
The embodiment of the present invention also provides a kind of consumptive material, and the consumptive material includes the consumable chip in above-mentioned Fig. 9 corresponding embodiment.
The embodiment of the present invention also provides a kind of consumptive material, and the consumptive material includes the consumptive material core in above-mentioned Figure 10 corresponding embodiment
Piece.
Consumptive material usage record data in above-described embodiment, can for printer ID, consumptive material installed date, customer information,
Consumptive material has installed mark, consumptive material color verification data, consumptive material consumption, consumptive material and has exhausted mark etc., but be not limited only to this.
Other data of consumable chip in above-described embodiment can be in addition to other of consumptive material usage record data are all
Data, such as printer opening and closing lid number, the erasable number of chip, but it is not limited only to this.
Nonvolatile memory in above-described embodiment can be the memories such as ROM, Flash Memory, but not only limit
In this.After its power down, the Data Data of storage will not be lost.
Volatile memory in above-described embodiment can be the memories such as RAM, but be not limited only to this.After its power down, deposit
The Data Data of storage is lost automatically.
Printing consumables in above-described embodiment can be print cartridge or liquid container applied to ink-jet printer, can also be with
For the toner cartridge or powder box applied to laser printer, but it is not limited only to this.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above method embodiment, being can be with
Relevant hardware is instructed to complete by computer program, such as:
Consumable chip of the invention includes memory and processor, and the memory is for storing program instruction code, institute
Processor is stated for executing the program instruction code, to realize consumable chip date storage method in above-described embodiment；Wherein, on
Stating receiving unit, judging unit, transmission unit and writing unit can be virtual bench, and above-mentioned receiving unit, judgement
Unit, transmission unit and writing unit can realize the function of virtual bench by executing above procedure instruction code.
The program can be stored in a computer-readable storage medium, and the program is when being executed, it may include as above
State the process of the embodiment of each method.Wherein, the storage medium can be magnetic disk, CD, read-only memory (Read-
Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (15)
1. a kind of date storage method of consumable chip, the consumable chip has nonvolatile memory and volatile storage
Device, primary data is stored in the nonvolatile memory, and the primary data includes authentication data and consumptive material original records
Data；The volatile memory is for storing consumptive material usage record data, which comprises
Receive the operational order that printer is sent；
Judge the instruction type of the operational order received；
If it is determined that the operational order is certification instruction, then the authentication data in the nonvolatile memory is sent to printing
Machine；
If it is determined that the operational order is to read instruction, then by the data in the nonvolatile memory or volatile memory
It is sent to printer；
If it is determined that the operational order is write instruction, then data to be written is stored in the nonvolatile memory or volatile
In property memory；
It is characterized in that, the data to be written is stored in the nonvolatile memory or volatile memory includes:
Whether the data for judging write-in are consumptive material usage record data, if it is consumptive material usage record data, then by the number of write-in
According to being stored in the volatile memory；If not consumptive material usage record data, then other data of write-in are stored in institute
State nonvolatile memory.
2. the method according to claim 1, wherein the nonvolatile memory includes read-only memory block and reading
Memory block is write, the read-only memory block is for storing consumable chip authentication data, and the read-write memory block is at the beginning of storing consumptive material
Begin record data and other data, and the consumptive material original records data include following one or more data: printer ID, consumption
Material installed date, customer data, consumptive material consumption and consumptive material exhaust mark, other described data include the erasable number of chip.
3. according to the method described in claim 2, it is characterized in that, described by the nonvolatile memory or volatile storage
It includes: that the primary data in the nonvolatile memory is sent to printer that data in device, which are sent to printer,.
4. according to the method described in claim 3, it is characterized in that, the data to be written is stored in described non-volatile deposit
Reservoir includes: the read-write memory block that other described data are written to the nonvolatile memory.
5. according to the method described in claim 4, it is characterized in that, by the nonvolatile memory or volatile memory
Data be sent to printer and include:
Judge whether the data read are consumptive material usage record data；
If it is consumptive material usage record data, then the data stored in the volatile memory are sent to printer；
If not consumptive material usage record data, then judge whether the data read are chip primary data；
If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；
If not chip primary data, then judge read data whether be chip other data；
If it is other data of chip, then other data in the read-write memory block of the nonvolatile memory are sent to
Otherwise printer terminates current process.
6. a kind of date storage method of consumable chip, the consumable chip has nonvolatile memory and volatile storage
Device, primary data is stored in the nonvolatile memory, and the primary data includes authentication data and consumptive material original records
Data, the volatile memory is for storing consumptive material usage record data, which comprises
Receive the operational order that printer is sent；
Judge the instruction type of the operational order received；
If it is determined that the operational order is certification instruction, then the authentication data in the nonvolatile memory is sent to printing
Machine；
If it is determined that the operational order is to read instruction, then by the data in the nonvolatile memory or volatile memory
It is sent to printer；
If it is determined that the operational order is write instruction, then data to be written is stored in the volatile memory；
It is characterized in that, the method also includes: after data to be written is stored in the volatile memory, judge to be written
Data whether be consumptive material usage record data, if it is consumptive material usage record data, then do not change data storage position；Such as
Fruit is not consumptive material usage record data, then moves other data that volatile memory is written to the nonvolatile memory.
7. according to the method described in claim 6, it is characterized in that, described by the nonvolatile memory or volatile storage
Data in device are sent to printer
Judge whether the data read are consumptive material usage record data；
If it is consumptive material usage record data, then the data stored in the volatile memory are sent to printer；
If not consumptive material usage record data, then judge whether the data read are chip primary data；
If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；
If not chip primary data, then judge read data whether be chip other data；
If it is other data of chip, then other data in the read-write memory block of the nonvolatile memory are sent to
Otherwise printer terminates current process.
8. a kind of consumable chip, the consumable chip has nonvolatile memory and volatile memory, described non-volatile
Property memory in be stored with primary data, the primary data includes authentication data and consumptive material original records data, described volatile
Property memory for storing consumptive material usage record data, the consumable chip includes:
First receiving unit, for receiving the operational order of printer transmission；
First judging unit, the instruction type of the operational order for judging to receive；
First transmission unit is used for when first judging unit determines that the operational order instructs for certification, will be described non-
Authentication data in volatile memory is sent to printer；
Second transmission unit is used for when first judging unit determines the operational order to read instruction, will be described non-
Data in volatile memory or volatile memory are sent to printer；
First writing unit, for when first judging unit determines the operational order for write instruction, by write-in
Data are stored in the nonvolatile memory or volatile memory；
It is characterized in that, first writing unit includes: first judgment module, for judging whether the data of write-in are consumptive material
Usage record data；
First writing module will when the data for being written when first judgment module judgement are consumptive material usage record data
The data of write-in are stored in the volatile memory；
Second writing module, when the data for being written when first judgment module judgement are not consumptive material usage record data,
Other data of write-in are stored in the nonvolatile memory.
9. consumable chip according to claim 8, which is characterized in that the nonvolatile memory includes read-only memory block
With read-write memory block, the read-only memory block is for storing consumable chip authentication data, and the read-write memory block is for storing consumption
Material original records data and other data, the consumptive material original records data include following one or more data: printer
ID, consumptive material installed date, customer data, consumptive material consumption and consumptive material exhaust mark, other described data include chip erasable time
Number.
10. consumable chip according to claim 9, which is characterized in that second writing module, for will it is described other
The read-write memory block of the nonvolatile memory is written in data.
11. consumable chip according to claim 10, which is characterized in that second transmission unit is read for judging
Data whether be consumptive material usage record data, if it is consumptive material usage record data, then will be deposited in the volatile memory
The data of storage are sent to printer；If not consumptive material usage record data, then judge whether the data read are that chip is initial
Data；If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；If no
Chip primary data, then judge read data whether be chip other data；If it is other data of chip, then will
Other data in the read-write memory block of the nonvolatile memory are sent to printer, otherwise terminate current process.
12. a kind of consumable chip, the consumable chip has nonvolatile memory and volatile memory, described non-volatile
Primary data is stored in memory, the primary data includes authentication data and consumptive material original records data, the volatibility
For storing consumptive material usage record data, the consumable chip includes: memory
Second receiving unit, for receiving the operational order of printer transmission；
Second judgment unit, the instruction type of the operational order for judging to receive；
Third transmission unit is used for when the second judgment unit determines that the operational order instructs for certification, will be described non-
Authentication data in volatile memory is sent to printer；
4th transmission unit is used for when the second judgment unit determines the operational order to read instruction, will be described non-
Data in volatile memory or volatile memory are sent to printer；
Second writing unit, for when the second judgment unit determines the operational order for write instruction, by write-in
Data are stored in the volatile memory；
It is characterized in that, the consumable chip further include:
Data handling unit, for after the second writing unit data to be written is stored in the volatile memory,
Whether the data for judging write-in are consumptive material usage record data, if it is consumptive material usage record data, then do not change data storage
Position；If not consumptive material usage record data, then other data that volatile memory is written are moved to described non-volatile
Property memory.
13. consumable chip according to claim 12, which is characterized in that the 4th transmission unit is read for judging
Data whether be consumptive material usage record data；If it is consumptive material usage record data, then will be deposited in the volatile memory
The data of storage are sent to printer；If not consumptive material usage record data, then judge whether the data read are that chip is initial
Data；If it is chip primary data, then the primary data in the nonvolatile memory is sent to printer；If no
Chip primary data, then judge read data whether be chip other data；If it is other data of chip, then will
Other data in the read-write memory block of the nonvolatile memory are sent to printer, otherwise terminate current process.
14. a kind of consumptive material, which is characterized in that the consumptive material includes the consumable chip as described in any one of claim 8 to 11.
15. a kind of consumptive material, which is characterized in that the consumptive material includes consumptive material core described in any one of claim 12 to 13
Piece.
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| CN201811531760.XA CN109532236B (en) | 2018-12-14 | 2018-12-14 | Data storage method of consumable chip, consumable chip and consumable |
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| CN109532236B (en) | 2020-03-03 |
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Address after: 519060 1st floor, 3rd floor, 4th floor, 5th floor, 6th floor, 7th floor, 8th floor, building 01, 83 Guangwan street, Xiangzhou District, Zhuhai City, Guangdong Province Patentee after: Jihai Microelectronics Co.,Ltd. Address before: 519060 1st floor, 3rd floor, 4th floor, 5th floor, 6th floor, 7th floor, 8th floor, building 01, 83 Guangwan street, Xiangzhou District, Zhuhai City, Guangdong Province Patentee before: APEX MICROELECTRONICS Co.,Ltd. |