CN106383775B - Equipment uses time recording method and its device - Google Patents
Equipment uses time recording method and its device Download PDFInfo
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- CN106383775B CN106383775B CN201510508873.8A CN201510508873A CN106383775B CN 106383775 B CN106383775 B CN 106383775B CN 201510508873 A CN201510508873 A CN 201510508873A CN 106383775 B CN106383775 B CN 106383775B
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Abstract
The present invention relates to computer field, discloses a kind of equipment and use time recording method and its device.Method in the present invention indicates that equipment is updated using the data of time to being stored in the first, second, and third memory space the following steps are included: when equipment is in operating status, according to the update cycle；When equipment is activated, three groups of data in memory space are read；It chooses biggish data in two groups of data that difference is one times of update cycle and uses the primary data of time as equipment, or choose the primary data that maximum data in three groups of data use the time as equipment；Data in first, second, and third memory space are all updated to the primary data chosen.It can avoid since during data inputting memory space, equipment shutdown or suddenly power-off cause logging data to malfunction, and then lead to the case where entirely using time record error, effective recording equipment uses the time.
Description
Technical field
The present invention relates to computer field, in particular to equipment uses time recording method and device.
Background technique
For inquiry can be facilitated to return the switching on and shutting down number of plant and always using the time, it will usually in equipment positioned inside
After power-off, storage equipment accumulation switching on and shutting down number and total functional module for using the time.But due to equipment cabinets height
Integrated, increasing the functional module will cause the increase of equipment volume and production cost, not have practical popularization significance.
Switching on and shutting down are recorded using bottom hardware and use the improved procedure of time for this purpose, existing in the prior art, it is such as general
Increase backup power equipment, after device powers down, internal backup power supply starts automatically, be only supplied timing module carry out low-power consumption
Operation, still, this mode need the internal backup power supply that increases to power, and do not have to for a long time, and backup power supplies is waited to exhaust, then
All data will all lose.It is exactly to increase supply voltage monitoring mode there are also a kind of mode: because device powers down is a voltage
The process of rapid decrease designs periphery monitoring supply voltage functional circuit and gives when detecting that supply voltage drops to certain numerical value
Interrupt signal of MCU (micro-control unit) cooperates bulky capacitor, can guarantee the record in the MCU fully powered-off preceding deadline,
EEPROM (band Electrically Erasable Programmable Read-Only Memory) is such as written.But the peripheral circuit that this mode uses is complex, needs
Increase voltage to compare and interrupt output circuit, it is also necessary to increase bulky capacitor, since capacitor changes with external environment changing factor,
Stability is poor, when encountering more rugged environment, such as winter temperature bottom, capacitance weakens, and then leads to number of devices
It finishes and loses according to because failing write-in.
Summary of the invention
The purpose of the present invention is to provide a kind of equipment to use time recording method and its device, can avoid recording due to data
During entering memory space, equipment shutdown or suddenly power-off cause logging data to malfunction, and then cause entirely to record using the time
The case where error, effective recording equipment use the time.
In order to solve the above technical problems, embodiments of the present invention, which disclose a kind of equipment, uses time recording method, packet
Include following steps:
When equipment is in operating status, according to the update cycle to being stored in table in the first, second, and third memory space
Show that equipment is updated using the data of time, wherein according to the sequence of the first, second, and third memory space, update every time
Only the data in a memory space are updated when period expires；
When equipment is activated, three groups of data in memory space are read；If there are difference being more than two in three groups of data
Two groups of data of times update cycle, then choose biggish data in two groups of data that difference is one times of update cycle makes as equipment
Three are chosen if two groups of data that difference is more than twice of update cycle are not present in three groups of data with the primary data of time
Maximum data use the primary data of time as equipment in group data；By the number in the first, second, and third memory space
According to the primary data for being all updated to choose；
Wherein, the first, second, and third memory space is in the nonvolatile memory.
Embodiments of the present invention also disclose a kind of equipment and use time recording method, comprising the following steps:
When equipment is in operating status, according to the update cycle to being stored in table in the four, the 5th and the 6th memory space
Show that equipment is updated using the data of time, wherein when each update cycle expires that the data in three memory spaces are first
After be updated；
When equipment is activated, three groups of data in memory space are read；If there are one group of data in three groups of data, should
The difference of any of two groups of data of group data and residue is more than one times of update cycle, then to two groups of data except this group of data
It is compared；If comparison result is that two groups of data are equal, when any group of data in two groups of data are selected as equipment use
Between primary data, if comparison result be two groups of data it is unequal, one group of data biggish in two groups of data are selected as setting
The standby primary data using the time；Data in four, the 5th and the 6th memory space are all updated to the primary data chosen；
Wherein, the four, the 5th and the 6th memory space is in the nonvolatile memory.
Embodiments of the present invention also disclose a kind of equipment and use time recording device, comprising:
First updating unit, for when equipment is in operating status, according to the update cycle to being stored in the first, second He
Indicate that equipment is updated using the data of time in third memory space, wherein according to the first, second, and third memory space
Sequence, when each update cycle expires only the data in a memory space are updated；
First reading unit, for reading three groups of data in memory space when equipment is activated；
First selection unit, for when there are difference being more than that twice of update is all in three groups of data that the first reading unit is read
When two groups of data of phase, difference is chosen as biggish data in two groups of data of one times of update cycle and uses the time as equipment
Primary data when being more than two groups of data of twice of update cycle there is no difference in three groups of data, is chosen in three groups of data most
Big data use the primary data of time as equipment；
Second updating unit, for the data in the first, second, and third memory space to be all updated to the first selection list
The primary data that member is chosen；
Wherein, the first, second, and third memory space is in the nonvolatile memory.
Embodiments of the present invention also disclose a kind of equipment and use time recording device, comprising:
4th updating unit, for when equipment is in operating status, according to the update cycle to being stored in the four, the 5th and
Indicate that equipment is updated using the data of time in 6th memory space, wherein each update cycle deposits three when expiring
Data in storage space are successively updated；
Second reading unit, for reading three groups of data in memory space when equipment is activated；
Comparing unit, for when there are one group of data, any of this group of data and remaining two groups of data in three groups of data
Difference when being more than one times of update cycle, two groups of data except this group of data are compared；
Second selection unit, for when the comparison result of comparing unit be two groups of data it is equal when, will be in two groups of data
Any group of data are selected as the primary data that equipment uses the time, when the comparison result that the comparison result of comparing unit is two groups of data
When unequal, one group of data biggish in two groups of data are selected as the primary data that equipment uses the time；
5th updating unit, for the data in the four, the 5th and the 6th memory space to be all updated to primary data；
Wherein, the four, the 5th and the 6th memory space is in the nonvolatile memory.
Compared with prior art, the main distinction and its effect are embodiment of the present invention:
By will indicate that equipment is stored in three memory spaces respectively using the data of time, and according to the update cycle, often
Sequentially select a memory space in three memory spaces to carry out data update when the secondary update cycle expires, can avoid due to
During data inputting memory space, equipment shutdown or suddenly power-off cause logging data to malfunction, and then when causing entirely to use
Between record error the case where, effective recording equipment use the time.
By will indicate that equipment is stored in three memory spaces respectively using the data of time, and according to the update cycle, often
The data in three memory spaces are successively updated when the secondary update cycle expires, and can avoid due to during data inputting memory space,
Equipment shutdown or suddenly power-off cause logging data to malfunction, and then lead to the case where entirely using time record error, effectively
Recording equipment use the time.
Further, without increasing peripheral circuit or back power supply, the micro-control unit having only with equipment itself is just
Can be achieved the accurate recording that time and switching on and shutting down number are used equipment, it is low in cost.
Detailed description of the invention
Fig. 1 is the flow diagram that a kind of equipment uses time recording method in first embodiment of the invention；
Fig. 2 is the flow diagram that a kind of equipment uses time recording method in second embodiment of the invention；
Fig. 3 is the flow diagram that a kind of equipment uses time recording method in second embodiment of the invention；
Fig. 4 is the structural schematic diagram that a kind of equipment uses time recording device in third embodiment of the invention；
Fig. 5 is the structural schematic diagram that a kind of equipment uses time recording device in four embodiment of the invention.
Specific embodiment
In the following description, in order to make the reader understand this application better, many technical details are proposed.But this
The those of ordinary skill in field is appreciated that even if without these technical details and many variations based on the following respective embodiments
And modification, each claim of the application technical solution claimed can also be realized.
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to implementation of the invention
Mode is described in further detail.
First embodiment of the invention is related to a kind of equipment and uses time recording method.Fig. 1 is that the equipment is remembered using the time
The flow diagram of recording method.
Specifically, as shown in Figure 1, the equipment use time recording method the following steps are included:
In a step 101, judge whether current device is in operating status.If it is judged that be it is yes, then enter step
102；Otherwise, 103 are entered step.
In a step 102, it is used according to the update cycle expression equipment in the first, second, and third memory space is stored in
The data of time are updated, wherein according to the sequence of the first, second, and third memory space, when each update cycle expires
Only the data in a memory space are updated.Hereafter above-mentioned steps 101 are returned.
In step 103, judge whether to receive the signal that equipment is activated.If detecting that equipment is activated, into
Enter step 104；Otherwise, above-mentioned steps 101 are returned.
At step 104, three groups of data in memory space are read.
Then into step 105, judge to whether there is two groups of data that difference is more than twice of update cycle in three groups of data.
If it is judged that be it is yes, then enter step 106, otherwise enter step 107.
In step 106, biggish data in two groups of data that difference is one times of update cycle are chosen to use as equipment
The primary data of time.Then into step 108.
In step 107, the primary data that maximum data in three groups of data use the time as equipment is chosen.This is laggard
Enter step 108.
In step 108, the data in the first, second, and third memory space are all updated to the primary data chosen.
Wherein, the first, second, and third memory space is in the nonvolatile memory.Hereafter above-mentioned steps 101 are returned.
It is appreciated that expression equipment is updated using the data of time every time in the embodiments of the present invention,
Refer to the practical update cycle that existing data are added to the data, obtains the new time that uses, i.e., is used to expression the time
Data add up.
Furthermore, it is to be understood that in other embodiments of the invention, the sequencing of above-mentioned judgment step 101 and 103
It can be interchanged, subsequent step is adjusted accordingly, identical technical effect still can be obtained, herein with no restrictions.
It is in a preferred example, further comprising the steps of for the switching on and shutting down number of recording equipment:
When equipment starting, the data of the stored correspondence device power-up number are updated.
In another preferred example, above-mentioned nonvolatile memory is band electrically erasable possessed by micro-control unit inside equipment
Programmable read only memory, and the update cycle passes through the timer conter triggering inside micro-control unit.It is outer without increasing
Circuit or back power supply are enclosed, only with the micro-control unit that equipment itself has, can realize and time and switch are used to equipment
The accurate recording of machine number, it is low in cost.
By will indicate that equipment is stored in three memory spaces respectively using the data of time, and according to the update cycle, often
Sequentially select a memory space in three memory spaces to carry out data update when the secondary update cycle expires, can avoid due to
During data inputting memory space, equipment shutdown or suddenly power-off cause logging data to malfunction, and then when causing entirely to use
Between record error the case where, effective recording equipment use the time.
Second embodiment of the invention is related to a kind of equipment and uses time recording method.Fig. 2 is that the equipment is remembered using the time
The flow diagram of recording method.
As shown in Fig. 2, the equipment use time recording method the following steps are included:
In step 201, judge whether current device is in operating status.If it is judged that be it is yes, then enter step
202；Otherwise, 203 are entered step.
In step 202, it is used according to the update cycle expression equipment in the four, the 5th and the 6th memory space is stored in
The data of time are updated, wherein the data in three memory spaces are successively updated by each update cycle when expiring.
In step 203, judge whether to receive the signal that equipment is activated.If detecting that equipment is activated, into
Enter step 204；Otherwise, above-mentioned steps 201 are returned.
In step 204, three groups of data in memory space are read.
Then into step 205, judge in three groups of data with the presence or absence of one group of data, this group of data and remaining two groups of data
Any of difference be more than one times of update cycle.If it is judged that be it is yes, then enter step 206；Otherwise, it enters step
207。
In step 206, two groups of data except this group of data are compared.If comparison result is two groups of data phases
Deng, then by any group of data in two groups of data be selected as equipment use the time primary data, if comparison result be two groups of numbers
According to unequal, then one group of data biggish in two groups of data are selected as the primary data that equipment uses the time.Then into step
208。
In step 207, maximum data in this three groups of data are selected as the primary data that equipment uses the time.
In a step 208, the data in the four, the 5th and the 6th memory space are all updated to the primary data chosen.
Wherein, the four, the 5th and the 6th memory space is in the nonvolatile memory.
Furthermore, it is to be understood that being updated every time to expression equipment using the data of time, refers to and add existing data
The upper update cycle is obtained the new time that uses, i.e., is added up to expression using the data of time.
In addition, in a preferred example, this method is further comprising the steps of for the switching on and shutting down number of recording equipment:
When equipment starting, the data of the stored correspondence device power-up number are updated.
In addition, in another preferred example, above-mentioned nonvolatile memory is band possessed by micro-control unit inside equipment
Electrically Erasable Programmable Read-Only Memory (EEPROM), and the update cycle passes through the timer conter triggering inside micro-control unit.
Specifically, as shown in figure 3, opening up 3 groups of EEPROM address data memories (i.e. three memory spaces), in more new data every time,
Tri- groups of data of A, B, C in 3 groups of storage address are updated simultaneously, then no matter equipment wherein there are two groups of data to agree under any circumstance
Surely it is correct, or differs a update cycle, according to this, after equipment is restarted, carries out two groups of data of A/B first
Compare, if they are the same, as soon as difference the update cycle, then by newest that group of data loading timer, if two groups of A/B
Data comparison result differs farther out, is just compared respectively with C group data, and same method finds out that correct group data
(if they are the same, or one update cycle of difference), the typing for carrying out data update.
The preference is without increasing peripheral circuit or back power supply, only with the micro-control unit that equipment itself has, just
Can be achieved the accurate recording that time and switching on and shutting down number are used equipment, it is low in cost.
By will indicate that equipment is stored in three memory spaces respectively using the data of time, and according to the update cycle, often
The data in three memory spaces are successively updated when the secondary update cycle expires, and can avoid due to during data inputting memory space,
Equipment shutdown or suddenly power-off cause logging data to malfunction, and then lead to the case where entirely using time record error, effectively
Recording equipment use the time.
Each method embodiment of the invention can be realized in a manner of software, hardware, firmware etc..Regardless of the present invention be with
Software, hardware or firmware mode realize that instruction code may be stored in any kind of computer-accessible memory
In (such as permanent perhaps revisable volatibility is perhaps non-volatile solid or non-solid, it is fixed or
The replaceable medium etc. of person).Equally, memory may, for example, be programmable logic array (Programmable Array
Logic, referred to as " PAL "), random access memory (Random Access Memory, referred to as " RAM "), it may be programmed read-only deposit
Reservoir (Programmable Read Only Memory, referred to as " PROM "), read-only memory (Read-Only Memory, letter
Claim " ROM "), electrically erasable programmable read-only memory (Electrically Erasable Programmable ROM, letter
Claim " EEPROM "), disk, CD, digital versatile disc (Digital Versatile Disc, referred to as " DVD ") etc..
Third embodiment of the invention is related to a kind of equipment and uses time recording device.Fig. 4 is that the equipment is remembered using the time
The structural schematic diagram of recording device.
Specifically, as shown in figure 4, the equipment includes: using time recording device
First judging unit, for judging whether current device is in operating status.
First updating unit, for when the first judging unit judges that equipment is in operating status, according to the update cycle
Indicate that equipment is updated using the data of time to being stored in the first, second, and third memory space, wherein according to the
One, second and third memory space sequence, when each update cycle expires only by a memory space data carry out more
Newly.
First reading unit, for reading three groups of data in memory space when equipment is activated.
Second judgment unit, for judge the first reading unit read three groups of data in the presence or absence of difference more than twice
Two groups of data of update cycle.
First selection unit is one times of update week for when the judging result of second judgment unit, which is, is, choosing difference
Biggish data use the primary data of time as equipment in two groups of data of phase, are in the judging result of second judgment unit
When no, the primary data that maximum data in three groups of data use the time as equipment is chosen.
Second updating unit, for the data in the first, second, and third memory space to be all updated to the first selection list
The primary data that member is chosen.Wherein, the first, second, and third memory space is in the nonvolatile memory.
In a preferred example, which further includes with lower unit:
Third updating unit, for when equipment is activated, by the data of the stored correspondence device power-up number into
Row updates.
In another preferred example, above-mentioned nonvolatile memory is band electrically erasable possessed by micro-control unit inside equipment
Programmable read only memory, and the update cycle passes through the timer conter triggering inside micro-control unit.
First embodiment is method implementation corresponding with present embodiment, and present embodiment can be implemented with first
Mode is worked in coordination implementation.The relevant technical details mentioned in first embodiment are still effective in the present embodiment, in order to
It reduces and repeats, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in the first implementation
In mode.
Four embodiment of the invention is related to a kind of equipment and uses time recording device.Fig. 5 is that the equipment is remembered using the time
The structural schematic diagram of recording device.
Specifically, as shown in figure 5, the equipment includes: using time recording device
Third judging unit, for judging whether current device is in operating status.
4th updating unit, for when third judging unit judges that equipment is in operating status, according to the update cycle
Indicate that equipment is updated using the data of time to being stored in the four, the 5th and the 6th memory space, wherein update every time
The data in three memory spaces are successively updated when period expires.
Second reading unit, for reading three groups of data in memory space when equipment is activated.
4th judging unit, for judging in three groups of data with the presence or absence of one group of data, this group of data and remaining two groups of numbers
According to any of difference be more than one times of update cycle.
Comparing unit, for when the judging result of the 4th judging unit be when, to two groups of data except this group of data
It is compared.
Second selection unit, for when the comparison result of comparing unit be two groups of data it is equal when, will be in two groups of data
Any group of data are selected as the primary data that equipment uses the time, when the comparison result that the comparison result of comparing unit is two groups of data
When unequal, one group of data biggish in two groups of data are selected as the primary data that equipment uses the time.
Third selection unit, for when the judging result of the 4th judging unit be it is no when, will be maximum in this three groups of data
Data are selected as the primary data that equipment uses the time.
5th updating unit, for the data in the four, the 5th and the 6th memory space to be all updated to primary data.Its
In, the four, the 5th and the 6th memory space is in the nonvolatile memory.
In a preferred example, which further includes with lower unit:
6th updating unit, for when equipment is activated, by the data of the stored correspondence device power-up number into
Row updates.
Second embodiment is method implementation corresponding with present embodiment, and present embodiment can be implemented with second
Mode is worked in coordination implementation.The relevant technical details mentioned in second embodiment are still effective in the present embodiment, in order to
It reduces and repeats, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in the second implementation
In mode.
It should be noted that each unit mentioned in each equipment embodiment of the present invention is all logic unit, physically,
One logic unit can be a physical unit, be also possible to a part of a physical unit, can also be with multiple physics
The combination of unit realizes that the Physical realization of these logic units itself is not most important, these logic units institute reality
The combination of existing function is only the key for solving technical problem proposed by the invention.In addition, in order to protrude innovation of the invention
Part, there is no the technical problem relationship proposed by the invention with solution is less close for the above-mentioned each equipment embodiment of the present invention
Unit introduce, this does not indicate above equipment embodiment and there is no other units.
It should be noted that in the claim and specification of this patent, such as first and second or the like relationship
Term is only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying
There are any actual relationship or orders between these entities or operation.Moreover, term " including ", " including " or its
Any other variant is intended to non-exclusive inclusion so that include the process, methods of a series of elements, article or
Equipment not only includes those elements, but also including other elements that are not explicitly listed, or further include for this process,
Method, article or the intrinsic element of equipment.In the absence of more restrictions, being wanted by what sentence " including one " limited
Element, it is not excluded that there is also other identical elements in the process, method, article or apparatus that includes the element.
Although being shown and described to the present invention by referring to some of the preferred embodiment of the invention,
It will be understood by those skilled in the art that can to it, various changes can be made in the form and details, without departing from this hair
Bright spirit and scope.
Claims (6)
1. a kind of equipment uses time recording method, which comprises the following steps:
When equipment is in operating status, institute is indicated to being stored in the first, second, and third memory space according to the update cycle
It states equipment to be updated using the data of time, wherein according to the sequence of the first, second, and third memory space, update every time
Only the data in a memory space are updated when period expires；
When equipment is activated, three groups of data in the memory space are read；If it is super that there are differences in three groups of data
After two groups of data of twice of update cycle, then chooses biggish data conduct in two groups of data that difference is one times of update cycle and set
The standby primary data using the time, if two groups of data that difference is more than twice of update cycle are not present in three groups of data,
Then choose the primary data that maximum data in three groups of data use the time as equipment；Described first, second, and third is deposited
Data in storage space are all updated to the primary data chosen；
Wherein, first, second, and third memory space is in the nonvolatile memory.
2. equipment according to claim 1 uses time recording method, which is characterized in that further comprising the steps of:
When equipment is activated, the data of the stored correspondence device power-up number are updated.
3. equipment according to claim 1 or 2 uses time recording method, which is characterized in that the non-volatile memories
Device is band Electrically Erasable Programmable Read-Only Memory possessed by micro-control unit inside the equipment, and the update cycle passes through
Timer conter triggering inside the micro-control unit.
4. a kind of equipment uses time recording device characterized by comprising
First updating unit, for when equipment is in operating status, according to the update cycle to being stored in first, second, and third
Indicate that the equipment is updated using the data of time in memory space, wherein according to the first, second, and third memory space
Sequence, when each update cycle expires only the data in a memory space are updated；
First reading unit, for when equipment is activated, reading three groups of data in the memory space；
First selection unit, for when first reading unit read three groups of data in there are difference be more than twice more
When two groups of data in new period, when selection difference is that biggish data are used as equipment in two groups of data of one times of update cycle
Between primary data, in three groups of data there is no difference be more than two groups of data of twice of update cycle when, selection three groups
Maximum data use the primary data of time as equipment in data；
Second updating unit, for the data in first, second, and third memory space to be all updated to first choosing
Take the primary data of unit selection；
Wherein, first, second, and third memory space is in the nonvolatile memory.
5. equipment according to claim 4 uses time recording device, which is characterized in that further include with lower unit:
Third updating unit carries out the data of the stored correspondence device power-up number more for when equipment is activated
Newly.
6. equipment according to claim 4 or 5 uses time recording device, which is characterized in that the non-volatile memories
Device is band Electrically Erasable Programmable Read-Only Memory possessed by micro-control unit inside the equipment, and the update cycle passes through
Timer conter triggering inside the micro-control unit.
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