CN1992068A - Battery quantity of electricity monitoring system and method - Google Patents
Battery quantity of electricity monitoring system and method Download PDFInfo
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- CN1992068A CN1992068A CN 200510097566 CN200510097566A CN1992068A CN 1992068 A CN1992068 A CN 1992068A CN 200510097566 CN200510097566 CN 200510097566 CN 200510097566 A CN200510097566 A CN 200510097566A CN 1992068 A CN1992068 A CN 1992068A
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- state value
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Abstract
A battery quantity of electricity monitored control system and method is disclosed, the battery quantity of electricity monitored control system includes: detecting module, receiving module and adjusting module. The battery quantity of electricity monitored method includes steps as following: detecting the quantity of electricity of reserve battery, and generating the detecting signal output based on said step; receiving the detecting signal; reading the state value of received detecting signal and adjusting the quantity of electricity of reserve battery according to the state value, generating a caution information when the quantity of electricity of reserve battery is not enough to make user learn the caution information in time and replacing the reserve battery, so it avoids the data stored in NVRAM memory disappearing for the quantity of electricity of reserve battery is not enough when current electric device is closedown, it is a more effective battery quantity of electricity monitored control system and method.
Description
Technical field
The invention relates to a kind of battery electric quantity monitoring technique, particularly be applied in one and have non-volatility memorizer (Non-Volatile Random Access Memory about a kind of; NVRAM) in the electronic equipment, the system and method that the reserve battery electric weight of this NVRAM is monitored.
Background technology
Today of electronic communication technology fast development is as personal computer (personal computer; Hereinafter to be referred as PC), notebook computer (Notebook; Hereinafter to be referred as NB) etc. electronic equipment in people's life, play the part of more and more important role, people can carry out data processing by this electronic equipment in the work, in the daily life can by these electronic equipments from the network download multi-medium data, satisfy the amusement demand.
Above-mentioned this electronic equipment all has a non-volatility memorizer (Non-Volatile Random Access Memory aspect hardware configuration; Hereinafter to be referred as NVRAM), this NVRAM stores the setting that the user requires, for example the BIOS Setup of above-mentioned electronic equipment (Basis inputoutput system setup) data.Data among right this NVRAM must could be preserved under the situation that electricity is arranged, be required to be this NVRAM on the hardware of therefore existing electronic equipment (PC or NB) and dispose a reserve battery, so that after the electronic equipment shutdown, by its internal electric source switching device shifter this reserve battery is connected with this NVRAM, provide power supply by this reserve battery for NVRAM, after can guaranteeing the electronic equipment shutdown, the data that this NVRAM stores can not disappear.
General NVRAM preserves the required voltage of data and is about 2.5V～2.8V, yet, the monitoring mechanism that lacks the reserve battery electric weight in the existing electronic equipment, when the reserve battery electric weight deficiency of this NVRAM can't provide the required voltage of this NVRAM, the user can't timely and effectively learn the information warning (Warning Message) of reserve battery electric weight deficiency, therefore can't in time change reserve battery, when this electronic equipment shutdown, because the data that this reserve battery electric weight deficiency causes storing among this NVRAM disappear.
In view of this, industry is set up NVRAM reserve battery electric weight monitoring mechanism at electronic equipments such as PC or NB, monitor the electric weight of this reserve battery, yet existing monitoring mechanism is can show that the prompting user carries out the battery altering operation when reserve battery electric weight quite low (might be lower than NVRAM and preserve the required power supply of data), and the data that therefore existing monitoring mechanism can't effectively be avoided storing among the NVRAM are lost because of outage.
Therefore, how to propose a kind of effective battery electric quantity monitoring technique, avoid in the prior art, become the problem that present industry needs to be resolved hurrily in fact because the data that reserve battery electric weight deficiency causes storing among this NVRAM are lost, monitored and do not have a disappearance of validity.
Summary of the invention
For overcoming the various shortcoming of above-mentioned prior art, fundamental purpose of the present invention is to provide a kind of battery quantity of electricity monitoring system and method, be applied in one and have in the electronic equipment of non-volatility memorizer, monitor this non-volatility memorizer (Non-Volatile Random Access Memory; NVARM) battery condition of reserve battery, when this reserve battery electric weight is not enough, produce information warning, the user can learn in time that this information warning carries out reserve battery and changes operation, after avoiding existing electronic equipment shutdown, because the disappearance that the data that reserve battery electric weight deficiency causes NVRAM to store disappear.
Another purpose of the present invention is to provide a kind of more effective battery quantity of electricity monitoring system and method.
For reaching above-mentioned and other purpose, a kind of battery quantity of electricity monitoring system of the present invention and method.This battery quantity of electricity monitoring system is applied in one to have in the electronic equipment of non-volatility memorizer, monitor the battery condition of the reserve battery of this non-volatility memorizer, this battery quantity of electricity monitoring system comprises: detection module, detect the battery condition of this reserve battery and produce detection signal output according to this; Receiver module receives this detection signal; And judge module, read the state value that this receiver module receives detection signal, and judge the battery condition of this reserve battery, and when this reserve battery electric weight is not enough, produce information warning as caution usefulness by this state value.
In the present invention, above-mentioned receiver module is an output/input chipset (IO chip set), it has at least one universal port output input (GPIO) pin, receives this detection signal by this GPIO pin, judges the battery condition of this reserve battery for this judge module.
In addition, in an embodiment of battery quantity of electricity monitoring system of the present invention, this judge module is a bios program, when BIOS (basic input output system) program execution POST (power on self test) work is read in this electronic equipment start, by the state value that reads this detection signal in this POST work, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce the display unit that information warning outputs to this electronic equipment, this information warning is carried out display process for this display unit.
In another embodiment of battery quantity of electricity monitoring system of the present invention, this judge module is to drive (driver) program, finishes start at electronic equipment and enters operating system (Operation System; When OS) this reserve battery electric weight is monitored in the back, read the state value of this detection signal by this driver, and judge the battery condition of this reserve battery according to this state value, and when this reserve battery electric weight is not enough, produce the display unit that information warning outputs to this electronic equipment, this information warning is carried out display process for this display unit.
Battery electric quantity method for supervising of the present invention, being applied in one has in the electronic equipment of non-volatility memorizer, monitor the battery condition of the reserve battery of this non-volatility memorizer, this battery electric quantity method for supervising may further comprise the steps: detect the battery condition of this reserve battery, and produce detection signal output according to this; Receive this detection signal; And the state value that reads the detection signal that receives, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce an information warning and use as caution.
This battery electric quantity method for supervising also comprises the display unit that this information warning is outputed to this electronic equipment, for this display unit this information warning is carried out display process.
In the present invention, the electric weight of above-mentioned this reserve battery of detection and the step that produces detection signal are carried out by a detection module.
The step of above-mentioned this detection signal of reception is carried out by a receiver module, wherein, this receiver module is an output/input chipset (IO chip set), it has at least one universal port output input (GPIO) pin, receive this detection signal by this GPIO pin, for the battery condition of judging this reserve battery.
The above-mentioned state value that reads this detection signal, and judge that according to this state value the battery condition of this reserve battery produces an information warning to carry out by a judge module as the step of caution usefulness when this reserve battery electric weight is not enough.
Compared with prior art, battery quantity of electricity monitoring system of the present invention and method, the reserve battery battery condition of the non-volatility memorizer of main running detected electrons equipment by detection module, receiver module and judge module, producing information warning when this reserve battery electric weight is not enough uses as caution, can carry out effective monitoring to the electric weight of this reserve battery, guarantee under the electronic equipment off-mode that the data that store in this non-volatility memorizer can not disappear owing to its reserve battery electric weight is not enough.
Description of drawings
Fig. 1 is the block schematic diagram of the basic framework of battery electric quantity control system of the present invention;
Fig. 2 is a detection module among Fig. 1 and a physical circuit synoptic diagram of receiver module; And
Fig. 3 is the flow chart of steps of battery electric quantity method for supervising of the present invention.
Embodiment
Embodiment
As shown in Figure 1, it is the basic framework block schematic diagram of battery quantity of electricity monitoring system 1 of the present invention.This battery quantity of electricity monitoring system 1 is applied in one and has non-volatility memorizer (Non-Volatile Random Access Memory; Hereinafter to be referred as NVRAM) electronic equipment 2 in, monitor the electric weight of this NVRAM (not marking) reserve battery 20.This NVRAM (for example CMOS memory) stores the data that the user sets, for example ROM-BIOS of this electronic equipment (Basic input output system; Hereinafter to be referred as BIOS) setting (setup) data.This electronic equipment is personal computer (personal computer; PC), notebook computer (Notebook), individual digital power-assisted (PDA) etc.
As shown in Figure 1, battery quantity of electricity monitoring system 1 of the present invention comprises detection module 10, receiver module 12 and judge module 14.Below promptly detection module 10, receiver module 12 and judge module 14 are elaborated.
As mentioned above, the NVRAM operating voltage is generally 2.5V～2.8V, therefore, when requiring the minimum electric weight of its reserve battery 20 to need greater than 2.4V, provides power supply by reserve battery 20 for this NVRAM in the time of can guaranteeing electronic equipment 2 shutdown, avoids the data among the NVRAM to disappear.In the present embodiment, with the input voltage V of+2.7V
iAs reference voltage, when the voltage of above-mentioned reserve battery 20, i.e. voltage comparator 100 negative input end voltage signal V
BBe lower than this V
iThe time, output signal V
oFor high levle signal (logical signal " 1 "), work as V
BBe higher than this V
iThe time, output signal V
oBe low level signal (logical signal " 0 ").
The detection signal that receiver module 12 receives detection module 10 outputs (is above-mentioned output signal V
o), and store the state value (being above-mentioned logical signal " 1 " or " 0 ") of this detection signal.See also Fig. 2, receiver module 12 is I/O chip groups (input output chipset) 120 (South Bridge chip or north bridge chips that this I/O chip group for example is an electronic equipment), and it has at least one universal port input and output (GPIO) pin.In the present embodiment, the user must be in advance BIOS by electronic equipment 2 this GPIO is carried out sequencing, the detection signal that makes this GPIO receive above-mentioned detection module 10 outputs (is output signal V
o).
In the present embodiment, the output signal V of above-mentioned voltage comparator 100 outputs
oOutput to the GPIO of I/O chip group 120, receive this output signal V by this GPIO
o, and store this output signal V
oState value (being above-mentioned logical signal " 1 " or " 0 ").
The detection signal state value that judge module 14 reads receiver module 12 storages (is above-mentioned output signal V
oState value), judge by this state value (logical signal " 1 " or logical signal " 0 ") when the reserve battery electric weight is not enough, in time to produce the battery condition of reserve battery 20 and the output information warning.
When the state value of the detection signal that reads when judge module 14 was logical signal " 1 ", judge module 14 can be learned the electric weight deficiency of reserve battery 20 according to this logical signal " 1 ", produced information warning output.When the state value of the detection signal that reads when judge module 14 was logical signal " 0 ", judge module 14 can learn that the electric weight abundance of reserve battery 20 stops the action of follow-up generation information warning according to this logical signal " 0 ".
In the present embodiment, supervisory system 1 is carried out when electronic equipment 2 starts carrying out POST (power onself test) work, (is above-mentioned output signal V by reading this detection signal in this POST work
o) state value, and judge the battery condition of this reserve battery 20 according to this state value, when these reserve battery 20 electric weight are not enough, produce information warning as caution.This information warning can be outputed to the display unit (not marking) of this electronic equipment 2, for this display unit this information warning is carried out display process, and the information warning after will handling is presented at this display unit, learn the electric weight deficiency of the reserve battery 20 of NVRAM according to this display unit content displayed for the user, in time change this reserve battery, avoid because data disappearance among the NVRAM that reserve battery electric weight deficiency causes.
In addition, battery quantity of electricity monitoring system of the present invention also can be finished start at electronic equipment 2 and enter operating system (operation system; OS) after, carry out the monitoring task of reserve battery electric weight, correspondingly, this judge module 14 is driving (driver) programs, read the state value of this detection signal by this driver, and judge according to this state value and the battery condition of reserve battery 20 when this reserve battery electric weight is not enough, to produce information warning in real time.This information warning can be outputed to the display unit (not marking) of this electronic equipment 2, for this display unit this information warning is carried out display process, and the information warning after will handling is presented at this display unit, the user learns the electric weight deficiency of the reserve battery 20 of NVRAM according to this display unit content displayed, in time change this reserve battery, avoid because the disappearance that data disappear among the NVRAM that reserve battery electric weight deficiency causes.The principle of work and the framework of this mode are similar to the aforementioned embodiment, so no longer give unnecessary details for literary composition at this.
In sum, after battery quantity of electricity monitoring system of the present invention reads bios program by electronic equipment 2 starts, carry out POST work or after electronic equipment 2 enters operating system, carrying out driver, obtaining the state value that GPIO receives by the I/O chip group (is detection signal, the signal Vo of just above-mentioned this voltage comparator 100 output terminals output), and learn NVRAM reserve battery battery condition according to this state value, when this reserve battery electric weight is not enough, produce information warning, and information warning is outputed to a display unit carry out display process, the user learns the information of this reserve battery electric weight deficiency according to the display unit content displayed, in time change this reserve battery, therefore can guarantee that the data that store among the NVRAM can not disappear, can avoid in the prior art, because the data that store among the NVRAM that reserve battery electric weight deficiency causes disappear.
Carry out battery electric quantity method for supervising steps flow chart of the present invention as shown in Figure 3 by battery quantity of electricity monitoring system 1 of the present invention.This method may further comprise the steps: in step S30, detection module 10 detects the battery condition of reserve battery 20, and producing detection signal in view of the above (is above-mentioned output signal V
o) and output.Then enter step S31.
In step S31, the detection signal that receiver module 12 receives detection module 10 outputs (is above-mentioned output signal V
oState value is logic signal " 1 " or " 0 ").Then enter step S32.
In step S32, judge module 14 reads the state value of the detection signal that this receiver module 12 receives, and judges according to this state value whether the electric weight of reserve battery 20 is sufficient.Just in step S32, when the state value of the detection signal that reads when judge module 14 was logical signal " 1 ", judge module 14 can be learned the electric weight deficiency of reserve battery 20 according to this logical signal " 1 ", and enters step S33.When the state value of the detection signal that reads when judge module 14 was logical signal " 0 ", judge module 14 can learn that the electric weight abundance of reserve battery 20 stops the action of follow-up generation information warning according to this logical signal " 0 ", and gets back to step S30.
In step S33, judge module 14 produces information warning, and this information warning is outputed to the display unit of electronic equipment 2, this display unit carries out showing after the display process to this information warning, the user learns the electric weight deficiency of reserve battery by the display unit content displayed, carries out the battery altering operation.
In above-mentioned battery electric quantity method for supervising, this method can be carried out in electronic equipment 2 start process, from the above, judge module 14 among the step S32 is bios programs, when bios program execution POST work is read in this electronic equipment start, by the state value that reads this detection signal (being above-mentioned output signal Vo) in this POST work, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce the display unit that information warning outputs to this electronic equipment 2, this display unit carries out display process to this information warning, and the information warning after will handling is presented at this display unit, the user learns the electric weight deficiency of the reserve battery 20 of NVRAM according to this display unit content displayed, in time change this reserve battery, avoid because data disappearance among the NVRAM that reserve battery electric weight deficiency causes.
Battery electric quantity method for supervising of the present invention also can be finished at this electronic equipment and carry out after start enters operating system, from the above, judge module among the step S32 is driving (driver) program, read the state value of this detection signal by this driver, and judge the battery condition of reserve battery 20 according to this state value, when this reserve battery electric weight is not enough, produce the display unit that information warning outputs to this electronic equipment 2, this display unit carries out display process to this information warning, and the information warning after will handling is presented at this display unit, the user learns the electric weight deficiency of the reserve battery 20 of NVRAM according to this display unit content displayed, in time change this reserve battery, avoid because data disappearance among the NVRAM that reserve battery electric weight deficiency causes.Principle of work of the method and framework are similar to said method, so no longer give unnecessary details for literary composition at this.
Therefore, battery quantity of electricity monitoring system of the present invention and method detect the battery condition of reserve battery 20 by detection module, and the receiver module of generation detection signal output, and store the state value (for example for logical signal " 1 " or " 0 ") of this detection signal by this receiver module, judge module is judged the battery condition of this reserve battery according to the state value of this detection signal, and when the electric weight deficiency of this reserve battery, produce a display unit of information warning output, so that the user learns this reserve battery electric weight deficiency according to this display unit content displayed, in time the replacing reserve battery is avoided existing electronic equipment shutdown back because the reserve battery electric weight deficiency of NVRAM causes the data disappearance that stores among the NVRAM.
In addition, among the present invention when the voltage of reserve battery is lower than a reference voltage level, promptly produce information warning prompting user and in time carry out the replacing operation of reserve battery by monitoring mechanism of the present invention, compare with existing caution mechanism, the present invention can more effectively prevent to cause that because of the reserve battery electric weight deficiency of NVRAM the data that store among the NVRAM disappear.
Claims (12)
1. a battery quantity of electricity monitoring system is applied in one and has in the electronic equipment of non-volatility memorizer, monitors the battery condition of the reserve battery of this non-volatility memorizer, and this battery quantity of electricity monitoring system comprises:
Detection module detects the battery condition of this reserve battery and produces detection signal output in view of the above;
Receiver module receives this detection signal; And
Judge module reads the state value that this receiver module receives detection signal, and judges the battery condition of this reserve battery by this state value, produces information warning and use as caution when this reserve battery electric weight is not enough.
2. battery quantity of electricity monitoring system as claimed in claim 1, it is characterized in that this receiver module is an I/O chip group, it has at least one universal port output input pin, receive this detection signal by this GPIO pin, judge the battery condition of this reserve battery by this judge module.
3. battery quantity of electricity monitoring system as claimed in claim 1, it is characterized in that, this judge module is a bios program, when bios program execution POST work is read in this electronic equipment start, by the state value that reads this detection signal in this POST work, and judge the battery condition of this reserve battery according to this state value, and when this reserve battery electric weight is not enough, producing the display unit that information warning outputs to this electronic equipment, this display unit carries out display process to this information warning.
4. battery quantity of electricity monitoring system as claimed in claim 1, it is characterized in that, this judge module is a driver, monitoring is during this reserve battery electric weight after electronic equipment is finished start to enter operating system, read the state value of this detection signal by this driver, and judge the battery condition of this reserve battery according to this state value, and when this reserve battery electric weight is not enough, produce the display unit that information warning outputs to this electronic equipment, by this display unit this information warning is carried out display process.
5. a battery electric quantity method for supervising is applied in one and has in the electronic equipment of non-volatility memorizer, monitors the battery condition of the reserve battery of this non-volatility memorizer, and this battery electric quantity method for supervising may further comprise the steps:
Detect the battery condition of this reserve battery, and produce detection signal output in view of the above;
Receive this detection signal; And
Read the state value of the detection signal that receives, and judge the battery condition of this reserve battery, when this reserve battery electric weight is not enough, produce an information warning and use as caution according to this state value.
6. battery electric quantity method for supervising as claimed in claim 5 is characterized in that, this battery electric quantity method for supervising also comprises the display unit that this information warning is outputed to this electronic equipment, and this display unit carries out display process to this information warning.
7. battery electric quantity method for supervising as claimed in claim 5 is characterized in that, the step that detects the electric weight of this reserve battery and produce detection signal is carried out by a detection module.
8. battery electric quantity method for supervising as claimed in claim 5 is characterized in that, the step that receives this detection signal is carried out by a receiver module.
9. battery electric quantity method for supervising as claimed in claim 8, it is characterized in that this receiver module is an I/O chip group, it has at least one universal port output input pin, receive this detection signal by this GPIO pin, judge the battery condition of this reserve battery.
10. battery electric quantity method for supervising as claimed in claim 5, it is characterized in that, read the state value of this detection signal, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce an information warning and carry out by a judge module as the step of caution usefulness.
11. battery electric quantity method for supervising as claimed in claim 10, it is characterized in that, this judge module is a bios program, when bios program execution POST work is read in this electronic equipment start, by the state value that reads this detection signal in this POST work, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce information warning as caution.
12. battery electric quantity method for supervising as claimed in claim 10, it is characterized in that, this judge module is a driver, monitoring is during this reserve battery electric weight after electronic equipment is finished start to enter operating system, read the state value of this detection signal by this driver, and judge the battery condition of this reserve battery according to this state value, when this reserve battery electric weight is not enough, produce information warning and use as caution.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510097566 CN1992068A (en) | 2005-12-30 | 2005-12-30 | Battery quantity of electricity monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510097566 CN1992068A (en) | 2005-12-30 | 2005-12-30 | Battery quantity of electricity monitoring system and method |
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| Publication Number | Publication Date |
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| CN1992068A true CN1992068A (en) | 2007-07-04 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004707A (en) * | 2010-11-15 | 2011-04-06 | 记忆科技(深圳)有限公司 | Power-fail protection method and device for solid state disk |
| CN102868790A (en) * | 2012-09-26 | 2013-01-09 | 北京小米科技有限责任公司 | Integrated device and multi-card multi-standby mobile terminal |
| CN103023560A (en) * | 2011-09-28 | 2013-04-03 | 上海电信通信设备有限公司 | Control method of backup battery for terminal of telecommunication optical network |
| CN106546920A (en) * | 2015-09-18 | 2017-03-29 | 东莞赛微微电子有限公司 | Cell-monitoring circuit and system |
| CN106657463A (en) * | 2016-07-22 | 2017-05-10 | 乐视控股（北京）有限公司 | Mobile terminal control method, mobile terminal control device and mobile terminal |
| CN110286731A (en) * | 2019-06-30 | 2019-09-27 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
-
2005
- 2005-12-30 CN CN 200510097566 patent/CN1992068A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004707A (en) * | 2010-11-15 | 2011-04-06 | 记忆科技(深圳)有限公司 | Power-fail protection method and device for solid state disk |
| CN103023560A (en) * | 2011-09-28 | 2013-04-03 | 上海电信通信设备有限公司 | Control method of backup battery for terminal of telecommunication optical network |
| CN103023560B (en) * | 2011-09-28 | 2015-10-07 | 上海电信通信设备有限公司 | A kind of control method of backup battery for terminal of telecommunication optical network |
| CN102868790A (en) * | 2012-09-26 | 2013-01-09 | 北京小米科技有限责任公司 | Integrated device and multi-card multi-standby mobile terminal |
| CN102868790B (en) * | 2012-09-26 | 2016-12-21 | 小米科技有限责任公司 | Integrated apparatus and a kind of multi-card multi-standby mobile terminal |
| CN106546920A (en) * | 2015-09-18 | 2017-03-29 | 东莞赛微微电子有限公司 | Cell-monitoring circuit and system |
| CN106546920B (en) * | 2015-09-18 | 2024-02-06 | 广东赛微微电子股份有限公司 | Battery monitoring circuit and system |
| CN106657463A (en) * | 2016-07-22 | 2017-05-10 | 乐视控股（北京）有限公司 | Mobile terminal control method, mobile terminal control device and mobile terminal |
| CN110286731A (en) * | 2019-06-30 | 2019-09-27 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
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Open date: 20070704 |