The content of the invention
The present invention provides a kind of motherboard and its computer system, can motherboard at any time aging to being reminded when needing maintenance
User, in order to which user arranges the repair time of motherboard.
The motherboard of the present invention, including a nonvolatile memory, a detection circuit and a comparison circuit.Detection circuit couples
Nonvolatile memory, detecting the one of motherboard, to be not keyed up time, an energization usage time, a restarting number and one disconnected
Electric number, and time, energization usage time, restarting number and power-off number will be not keyed up and write non-volatile memory
Body.Comparison circuit couples nonvolatile memory, is not keyed up time, energization usage time, restarting number with reading and breaks
Electric number.Comparison circuit is relatively not keyed up the time with one first critical value to generate one first comparative result, compares energization and uses
Time compares again the number of starts with one the 3rd critical value to generate one with one second critical value to generate one second comparative result
3rd comparative result and compare power-off number and one the 4th critical value to generate one the 4th comparative result, and comparison circuit
A detection standby signal a to cue circuit is provided according to the first comparative result to the 4th comparative result, to be carried through cue circuit
For a prompting message.
The computer system of the present invention, including a cue circuit and a motherboard as described above.Cue circuit is receiving
One detection standby signal, and provide a prompting message according to detection standby signal.Above-mentioned motherboard coupling cue circuit, is used
Standby signal is detected to provide.
Based on above-mentioned, the motherboard and its computer system of the embodiment of the present invention, be respectively compared be not keyed up the time, being powered makes
With time, restarting number and number and corresponding critical value are powered off, to judge the degree of aging of motherboard.Also, work as
To when needing maintenance, user is reminded through prompting message to motherboard for aging at any time, in order to which user arranges motherboard
Repair time, the project without influencing user.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and it is detailed that attached drawing is coordinated to make
Carefully it is described as follows.
Specific embodiment
Fig. 1 is the system schematic of the computer system of an embodiment according to the invention.Fig. 1 is refer to, in the present embodiment
In, computer system 100 includes motherboard 110 and cue circuit 120, and motherboard 110 includes detection circuit 111, non-volatile memory
Body 113 and comparison circuit 115.Wherein, detection circuit 111 may include microprocessor, that is, microprocessor can be used come when detecting
Between and number, and comparison circuit 115 can be the basic input and output system (BIOS) on motherboard (such as 110), also can be saturating
Basic input and output system is crossed to carry out the comparison of numerical value.
Detection circuit 111 couples nonvolatile memory 113, and detects being not keyed up time Toff, being powered for motherboard 110
Usage time Ton, restarting number Trst and power-off number Tout, when will then be not keyed up time Toff, energization use
Between Ton, restarting number Trst and power-off number Tout write-in nonvolatile memory 113.
Comparison circuit 115 couples nonvolatile memory 113 and cue circuit 120, and time Toff, energization are not keyed up to read
Usage time Ton, restarting number Trst and power-off number Tout.Then, comparison circuit 115, which compares, is not keyed up the time
Toff and the first critical value compare energization usage time Ton and the second critical value to generate to generate the first comparative result CP1
Two comparative result CP2 compare number of starts Trst again and the 3rd critical value to generate the 3rd comparative result CP3 and compare
Number Tout and the 4th critical value are powered off to generate the 4th comparative result CP4.Wherein, be not keyed up time Toff can be single not
The time of start or all summations for being not keyed up the time, this can voluntarily be applied according to the usual skill in this field, this hair
Bright embodiment is not limited.
After the completion of above-mentioned comparison, comparison circuit 115 can be according to the first comparative result CP1 to the 4th comparative result
CP4 provides detection standby signal Shd to cue circuit 120.When cue circuit 120 receives detection standby signal Shd, prompt
Circuit 120 provides prompting message Mht to user according to detection standby signal Shd, user to be reminded to carry out motherboard 110
Maintenance.In other words, when cue circuit 120 receives the detection standby signal Shd of enable, then prompting message Mht is provided;When carrying
When showing that circuit 120 receives the detection standby signal Shd of forbidden energy, then prompting message Mht is not provided.
Thereby, when motherboard 110, aging to when needing maintenance, can pass through prompting message and remind user at any time, so as to
The repair time of motherboard 110 is arranged in user, the project without influencing user.Also, when motherboard 110 carries out
During maintenance, it can penetrate and be not keyed up time Toff, energization usage time Ton, restarting stored by nonvolatile memory 113
Number Trst and power-off number Tout judges the use state of motherboard 110, accelerates the process of maintenance.
In embodiments of the present invention, the setting of the first critical value, the second critical value, the 3rd critical value and the 4th critical value is
Time, specified energization usage time, volume are not keyed up depending on the setting of motherboard 110, that is, with reference to the specified of genuine offer
Surely number and specified power-off number are restarted.
In embodiments of the present invention, since motherboard 110 is when being reset, the weight that sent by chipset (not illustrating) is understood
(Reset) signal is put to each device, each device to be controlled to be reset, therefore 111 countable chipset of detection circuit is (not
Illustrate) number of reset signal that is sent as restarting number Trst, wherein chipset (not illustrating) such as south bridge or
Platform path controller (Platform ControllerHub, PCH).
In embodiments of the present invention, due to motherboard 110 closing after can by real-time clock (real-timeclock,
RTC) battery (not illustrating) provides real-time clock power supply, and using the power source as time counting, therefore detection circuit 111 can be counted
The offer time of number Real Time Clock battery (not illustrating) offer real-time clock power supply, which is used as, is not keyed up time Toff, and counts reality
When Clock battery (not illustrating) real-time clock power supply is not provided do not provide the time as energization usage time Ton, wherein examining
Slowdown monitoring circuit 111 updates when motherboard 110 starts is not keyed up time Toff, and when motherboard 110 carries out bolt down procedure more
New energization usage time Ton.
In embodiments of the present invention, provided since power supply unit (not illustrating) can be received after the closing of motherboard 110
It awaits orders (Suspend) power supply, to carry out standby power source as partial devices, therefore detection circuit 111 is countable awaits orders
Offer time of power supply counts when not providing the time and being used as the energization of power supply of awaiting orders as being not keyed up time Toff
Between Ton, wherein detection circuit 111 updates when motherboard 110 starts is not keyed up time Toff, and is carried out in motherboard 110
Energization usage time Ton is updated during bolt down procedure.
In embodiments of the present invention, the number of 111 countable 110 abnormal power-down of motherboard of detection circuit is as power-off number
Tout, wherein abnormal power-down can be the closing behaviors that motherboard 110 does not carry out shutdown degree.
In embodiments of the present invention, when being not keyed up time Toff more than or equal to the first critical value, knot is compared in enable first
Fruit CP1;When being not keyed up time Toff less than the first critical value, the first comparative result of forbidden energy CP1.As energization usage time Ton
During more than or equal to the second critical value, enable the second comparative result CP2 when energization usage time Ton is less than the second critical value, prohibits
It can the second comparative result CP2.When restarting number Trst more than or equal to three critical values, the 3rd comparative result CP3 of enable;
When restarting number Trst less than three critical values, the 3rd comparative result CP3 of forbidden energy.When power-off number Tout be more than etc.
When four critical values, the 4th comparative result CP4 of enable, when powering off number Tout less than four critical values, forbidden energy the 4th compares
Compared with result CP4.
Also, when one of first comparative result CP4 to the 4th comparative result CP4 is enable, comparison circuit 115
The detection standby signal Shd of enable is provided to cue circuit 120.
In another embodiment of the invention, when the first comparative result CP1 can be to be not keyed up time Toff divided by first
The obtained ratio of critical value, the second comparative result CP2 can be that energization usage time Ton divided by the second critical value are obtained
Ratio, the 3rd comparative result CP3 can be again number of starts Tout divided by the 3rd obtained ratio of critical value, and the 4th compares
As a result CP4 can be power-off number Tout divided by the 4th obtained ratio of critical value.Then, comparison circuit 115 is using
One comparative result CP1 to the 4th comparative result CP4 carries out computing to obtain safety coefficient, and is more than or equal to peace in safety coefficient
During full warning value, enable detection standby signal Shd, when safety coefficient is less than Security alert value, forbidden energy detection standby signal
Shd。
Wherein, the computing mode of the first comparative result CP1 to the 4th comparative result CP4 can be directly added, Huo Zhe
One comparative result CP1 to the 4th comparative result CP4 is added again after being multiplied respectively with corresponding weighted value, above-mentioned computing mode and power
Depending on weight values can be according to the usual skill in this field, the embodiment of the present invention is not limited.
In embodiments of the present invention, when cue circuit 120 includes loud speaker, then prompting message Mht can include voice
Message;When cue circuit 120 includes light-emitting component, then prompting message Mht can include flicker message;When cue circuit 120
During including display panel, and the prompting message is a dicom message or a message language.It is above-mentioned usually to know according to this field
Depending on the knowledgeable, the embodiment of the present invention is not limited.
In conclusion the motherboard and its computer system of the embodiment of the present invention, be respectively compared be not keyed up the time, being powered makes
With time, restarting number and number and corresponding critical value are powered off, to judge the degree of aging of motherboard.Also, work as
To when needing maintenance, user is reminded through prompting message to motherboard for aging at any time, in order to which user arranges motherboard
Repair time, the project without influencing user.
Although the present invention is disclosed as above with embodiment, it is not limited to the present invention, any technical field
In technical staff, without departing from the spirit and scope of the present invention, when can make a little change with modification, therefore the present invention guarantor
Scope is protected when subject to appended claims protection domain institute defender.