CN102411419B - Computer device and charging method for portable electronic device - Google Patents
Computer device and charging method for portable electronic device Download PDFInfo
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- CN102411419B CN102411419B CN201010293475.6A CN201010293475A CN102411419B CN 102411419 B CN102411419 B CN 102411419B CN 201010293475 A CN201010293475 A CN 201010293475A CN 102411419 B CN102411419 B CN 102411419B
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- portable electronic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a computer device and a charging method for a portable electronic device. The charging method is implemented for the computer device which comprises a connector, and comprises the following steps of: (a) sensing whether the portable electronic device is plugged into the connector or not in the off state of the computer device; (b) if the portable electronic device is plugged into the connector, allowing the computer device to execute a startup program; (c) judging whether the portable electronic device is a preset device or not; (d) if the portable electronic device is the preset device, transmitting a charging instruction to the portable electronic device to allow the portable electronic device to draw charging current from the computer device; and (e) before an operating system is loaded, powering the computer device off.
Description
Technical field
The invention relates to a kind of charging method, and relate to especially a kind of computer apparatus and the charging method to portable electronic devices thereof.
Background technology
In recent years, due to the progress of semiconductor technology, make the usefulness of computer apparatus (for example desktop computer and notebook computer) more and more higher, and volume is more and more less, price is also more and more lower simultaneously, thereby facilitates the universal of counter use.Because the use day of computer apparatus is different general, no matter be the demand in work, or amusement in life, computer apparatus has been moved in the mankind's daily life.
In addition, flourish due to information industry, the portable electronic devices (as portable multimedia player and mobile phone) of various functions and type is developed and commercialization.Generally speaking, portable electronic devices can connect computer apparatus, and to carry out data transmission with computer apparatus, and the power supply that the portable electronic devices of part can provide by computer apparatus charges.At computer apparatus, during in open state, some has the portable electronic devices of charge function can open its charge function by the charging instruction that operating system is sent of moving on computer apparatus.At computer apparatus, during in off-mode, these portable electronic devices with charge function likely cannot be linked up with computer apparatus and open charge function, and cause these portable electronic devices to charge.
Summary of the invention
The invention provides a kind of computer apparatus and the charging method to portable electronic devices thereof, at computer apparatus when off-mode and portable electronic devices insert computer apparatus, start shooting and open the charge function of portable electronic devices, so that electronic installation can receive the power supply of computer apparatus, charging.
The present invention proposes a kind of charging method to portable electronic devices, is implemented on computer apparatus, and wherein computer apparatus comprises connector.Charging method comprises the following steps.(a) at computer apparatus under off-mode, whether detecting connector is inserted and connects by portable electronic devices.(b) if connector is inserted and connects by portable electronic devices, make computer apparatus carry out boot program.(c) judge whether portable electronic devices is preinstall apparatus.(d) if portable electronic devices is preinstall apparatus, send charging instruction to portable electronic devices, make portable electronic devices draw charging current to computer apparatus.(e), before load operation system, make computer apparatus shutdown.
In one embodiment of this invention, in step (e) afterwards, portable electronic devices still continues to draw charging current to computer apparatus.
In one embodiment of this invention, computer apparatus also comprises connector controller, and connector controller is set with insertion power up function, and the setting step of inserting power up function is as follows: at computer apparatus, under open state, receive and set instruction; In the process of shut down of computer, the off signal of interception computer apparatus; And the insertion power up function of the connector controller of setting computer apparatus.
In one embodiment of this invention, in step (c), also comprise following step: (c1) send inquiry instruction to portable electronic devices, to obtain the device code of portable electronic devices; And (c2) comparison portable electronic devices device code and the table of comparisons.
In one embodiment of this invention, in step (b), also comprise: stop the display device of output display signal to computer apparatus.
The present invention proposes a kind of computer apparatus, and it is suitable for connecting portable electronic devices.Computer apparatus comprises connector, connector controller and basic input-output system unit.Connector is in order to connect portable electronic devices.Connector controller connects connector.Basic input-output system unit (BIOS Unit) connects connector controller, and stores Basic Input or Output System (BIOS) program (BIOS).When computer apparatus is under off-mode, whether connector controller detecting connector is inserted and connects by portable electronic devices.If connector is inserted and connects by portable electronic devices, connector controller makes computer apparatus carry out the Basic Input or Output System (BIOS) program of boot program.If it is preinstall apparatus that Basic Input or Output System (BIOS) program judges portable electronic devices, Basic Input or Output System (BIOS) program is sent charging instruction to portable electronic devices, makes portable electronic devices draw charging current to computer apparatus.Then,, before load operation system, Basic Input or Output System (BIOS) program makes computer apparatus shutdown.
In one embodiment of this invention, connector controller is set with insertion power up function, and it can make computer apparatus under off-mode, and whether connector controller can be detected connector and by portable electronic devices, be inserted and connect.
In one embodiment of this invention, connector controller is set with insertion power up function, and the setting step of inserting power up function is as follows: at computer apparatus, under open state, receive and set instruction; In the process of shut down of computer, the off signal of interception computer apparatus; And the insertion power up function of the connector controller of setting computer apparatus.
In one embodiment of this invention, connector is universal serial bus (USB) connector.
In one embodiment of this invention, Basic Input or Output System (BIOS) program is sent inquiry instruction to portable electronic devices, to obtain the device code of portable electronic devices, device code and the table of comparisons of Basic Input or Output System (BIOS) program comparison portable electronic devices, to judge that whether portable electronic devices is as preinstall apparatus.
In one embodiment of this invention, after connector controller makes computer apparatus execution boot program, Basic Input or Output System (BIOS) program controlled computer device stops the display device of output display signal to computer apparatus.
Based on above-mentioned, the charging method of the computer apparatus of the embodiment of the present invention to portable electronic devices, it can cause computer apparatus execution boot program when having portable electronic devices to insert.In the process of start, whether be preinstall apparatus, to determine whether send charging instruction to portable electronic devices if can detect all portable electronic devices.Thus, if portable electronic devices has charge function, whenever computer apparatus can open in the charge function of portable electronic devices.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the system schematic according to computer apparatus and the portable electronic devices of one embodiment of the invention;
Fig. 2 is the schematic diagram according to the table of comparisons of one embodiment of the invention;
Fig. 3 is the process flow diagram according to the charging method to portable electronic devices of one embodiment of the invention.
Embodiment
Fig. 1 is the system schematic according to computer apparatus and the portable electronic devices of one embodiment of the invention.Please refer to Fig. 1, in this example, computer apparatus 100 comprises basic input-output system unit 110, South Bridge chip 120, CPU (central processing unit) 130 and connector 140, wherein basic input-output system unit 110 can be a mnemon, it stores Basic Input or Output System (BIOS) (BIOS) program code and stores comparison list, and it records one or more groups device code.Mnemon can be the nonvolatile RAMs such as flash memory.
In the present embodiment, South Bridge chip 120 also comprises a connector controller 121, and it can be universal serial bus controller (USB Controller) 121.CPU (central processing unit) 130 also comprises a north bridge chips 131.In the present embodiment, connector 140 is universal serial bus (USB) connector, and connector 140 can be in order to connect portable electronic devices 50.South Bridge chip 120 is connected between basic input-output system unit 110, central processing unit 130 and connector 140, and wherein basic input-output system unit 110 connects connector controller 121.In addition, in other embodiments, the CPU (central processing unit) 130 of computer apparatus 100 can be dissimilar element according to the demand difference of function or design or omit north bridge chips, and connector controller 121 is also configurable outside South Bridge chip 120, and the present invention is not as limit.
In the present embodiment, suppose that computer apparatus 100 is for off-mode, but due to the connector controller 121 of South Bridge chip 120 still the standby power of the motherboard of responsible computer apparatus 100 (Standby Power) operate.For example: connector controller 121 still can operate it and insert power up function (USB_Plug_Function) (function is in explanation after a while).
At computer apparatus 100, under off-mode, whether connector controller 121 can insert power up function by it and detect connector 140 and have by external device and insert.When portable electronic devices 50 is by the connector of itself or when having the cable of USB connector and insert the connector 140 of computer apparatus 100, portable electronic devices 50 just can connect connector controller 121.Because the insertion power up function of connector controller 121 is activated, therefore connector controller 121 can detect the action that portable electronic devices 50 inserts, and make computer apparatus 100 carry out boot program (Boot Process), in the present embodiment, boot program refers to carry out BIOS.
In sum, connector 140 is inserted into while connecting, can make the current potential of a certain pin of connector controller 121 position change, and produce the effect that equivalent current supply button (Power Button) is pressed, and then make computer apparatus 100 carry out boot program.In boot program, the associated electronic components (for example: super I/O chip (Super IO)) that the South Bridge chip 120 of computer apparatus 100 can be linked up in computer apparatus 100 is linked up power supply unit (not shown), to make each electronic component of computer apparatus 100 carry out power supply, prepares.In other embodiments, also can utilize embedded controller (EC) to substitute the function of the power initiation of South Bridge chip 120, the present invention is not as limit.
In boot program, when each electronic component is carried out after power supply preparation, South Bridge chip 120 can send signal SS to basic input-output system unit 110, to read the bios program code in basic input-output system unit 110, bios program code (following abbreviation BIOS) is launched in internal memory (DRAM) 150 and start carry out.
BIOS can first carry out in start selftest (Power On Self Test, POST), so that each peripheral element in computer apparatus 100 is carried out to initialized work, that is comprises the initialization of connector controller 121.After 121 initialization of connector controller complete, BIOS just links up by connector controller 121 and portable electronic devices 50.
In the present embodiment, after connector 140 is inserted by portable electronic devices 50, computer apparatus 100 is started shooting, and after the connector controller 121 relevant to connector 140 is initialised, BIOS can first send inquiry instruction CM1 by connector controller 121 to portable electronic devices 50.Portable electronic devices 50 can return its device code ID1 receiving after inquiry instruction CM1, then, whether what BIOS judged portable electronic devices 50 by the device code ID1 of passback is a preinstall apparatus, that is whether comparison device code ID1 is to be recorded in the table of comparisons of basic input-output system unit 110.For instance, suppose that the table of comparisons is the form 200 shown in Fig. 2, and portable electronic devices 50 is that device code ID1 is " A1389 ", and " A1389 " is for being recorded in the table of comparisons 200, that is portable electronic devices 50 is preinstall apparatus, wherein in the table of comparisons, installing the quantity of code can set voluntarily according to usable range, and the present invention is not as limit.
When BIOS differentiation portable electronic devices 50 is preinstall apparatus, BIOS control linkage device controller 121 sends a charging instruction CM2 to portable electronic devices 50, makes portable electronic devices 50 start its charge function and draws charging current to computer apparatus 100.And, at connector controller 121, send after charging instruction CM2, BIOS can close computer apparatus 100 automatically, in the present embodiment, and now computer apparatus 100 not yet load operation systems (OS), BIOS just controls computer apparatus 100 and shuts down.In addition, after computer apparatus 100 shutdown, portable electronic devices 50 still continues to draw charging current to computer apparatus 100.
On the other hand, when portable electronic devices 50 non-preinstall apparatus, BIOS can ignore portable electronic devices 50 and not carry out any processing, and then closes computer apparatus 100.
In sum, in the present embodiment, after connector 140 is inserted by portable electronic devices 50, computer apparatus 100 is started shooting, and after the connector controller 121 relevant to connector 140 is initialised, BIOS sends charging instruction CM2 to portable electronic devices 50, to make portable electronic devices 50 start to draw charging current and start charging to computer apparatus 100, wherein charging current can be from the standby power of computer apparatus 100.
In addition, BIOS, after sending charging instruction CM2, and before computer apparatus 100 load operation systems, just controls computer apparatus 100 and shuts down.Because this process that makes computer apparatus 100 start shooting and shut down is very short, in order not allow user feel puzzlement, in other embodiments, BIOS also controls display device 160 blank screens that are electrically connected with the north bridge chips 131 of CPU (central processing unit) 130 in the boot program of computer apparatus 100, that is BIOS control CPU (central processing unit) 130 north bridge chips 131 not output display signal to display device, make the display device of computer apparatus 100 can not show suddenly start-up picture shutdown suddenly again.
In the present embodiment, being described as follows about the insertion power up function of connector controller 121.For example, when computer apparatus 100 is under normal boot-strap state: start shooting by pressing power knob, user can set by the application program of operating system or under BIOS operating environment the insertion power up function of whether enabling connector controller 121.
When user's setting will be enabled the insertion power up function of connector controller 121, above-mentioned BIOS can receive user and set the setting instruction producing, the person of connecing, in the process of shutting down at computer apparatus 100, BIOS tackles the off signal of computer apparatus 100 after can starting shooting, then, the buffer (not shown) of BIOS in South Bridge chip 120 writes setting value, to set the insertion power up function of connector controller 121 of computer apparatus 100.
Similar, user also can be set the insertion power up function of connector controller 121 is closed by application program or BIOS.
According to the explanation of above-mentioned computer apparatus 100, can converge whole is the charging method of a pair of portable electronic devices.Fig. 3 is the process flow diagram of computer apparatus according to one embodiment of the invention charging method to portable electronic devices.Please refer to Fig. 3, at the insertion power up function of connector controller, be activated and computer apparatus during in off-mode, whether connector controller detecting connector is inserted and connects (step S310) by portable electronic devices.When connector is not inserted connection by portable electronic devices (step S320), get back to (step S310), connector controller continues detecting; Otherwise when connector is inserted connection by portable electronic devices (step S320), connector controller makes computer apparatus carry out boot program (step S330).Then, BIOS judges whether portable electronic devices is preinstall apparatus (step S340).When portable electronic devices is preinstall apparatus, BIOS sends charging instruction to portable electronic devices, make portable electronic devices draw charging current (step S350) to computer apparatus, then before load operation system, make computer apparatus shutdown (step S360); Otherwise when the non-preinstall apparatus of portable electronic devices, BIOS makes computer apparatus shutdown (step S370).Wherein, the details of above-mentioned steps can, with reference to the explanation of above-mentioned computer apparatus 100, repeat no more at this.
In sum, the charging method of the computer apparatus of the embodiment of the present invention to portable electronic devices, it can cause the provisional start of computer apparatus when having portable electronic devices to insert.Whether in provisional start, can detect all portable electronic devices is preinstall apparatus, to determine whether send charging instruction to portable electronic devices.Thus, if portable electronic devices has charge function, whenever computer apparatus can open in the charge function of portable electronic devices.
Although the present invention discloses as above with embodiment; so it is not in order to limit the present invention; under any, in technical field, have and conventionally know the knowledgeable; without departing from the spirit and scope of the present invention; when doing a little change and retouching, therefore protection scope of the present invention is when being as the criterion depending on claims person of defining.
Claims (11)
1. the charging method to portable electronic devices, is implemented on computer apparatus, and wherein above-mentioned computer apparatus comprises connector, connector controller and basic input-output system unit, it is characterized in that, above-mentioned charging method comprises:
(a) at above-mentioned computer apparatus under off-mode, whether above-mentioned connector controller is detected above-mentioned connector and by above-mentioned portable electronic devices, is inserted and connect;
(b) if above-mentioned connector is inserted and connects by above-mentioned portable electronic devices, above-mentioned connector controller makes above-mentioned computer apparatus carry out boot program;
(c) above-mentioned basic input-output system unit judges whether above-mentioned portable electronic devices is preinstall apparatus;
(d), if above-mentioned portable electronic devices is above-mentioned preinstall apparatus, above-mentioned basic input-output system unit is sent charging instruction to above-mentioned portable electronic devices, makes above-mentioned portable electronic devices draw charging current to above-mentioned computer apparatus; And
(e), before load operation system, above-mentioned basic input-output system unit makes above-mentioned computer apparatus shutdown.
2. charging method according to claim 1, is characterized in that, in step (e) afterwards, above-mentioned portable electronic devices still continues to draw above-mentioned charging current to above-mentioned computer apparatus.
3. charging method according to claim 1, is characterized in that, above-mentioned computer apparatus also comprises connector controller, and above-mentioned connector controller is set with insertion power up function, and the setting step of above-mentioned insertion power up function is as follows:
At above-mentioned computer apparatus, under open state, receive and set instruction;
In the process of above-mentioned shut down of computer, tackle the off signal of above-mentioned computer apparatus; And
Set the above-mentioned insertion power up function of the above-mentioned connector controller of above-mentioned computer apparatus.
4. charging method according to claim 1, is characterized in that, in step (c), above-mentioned charging method also comprises following step:
(c1) send inquiry instruction to above-mentioned portable electronic devices, to obtain the device code of above-mentioned portable electronic devices; And
(c2) compare said apparatus code and the table of comparisons of above-mentioned portable electronic devices.
5. charging method according to claim 1, is characterized in that, in above-mentioned steps (b), also comprises: stop the display device of output display signal to above-mentioned computer apparatus.
6. a computer apparatus, is suitable for connecting portable electronic devices, it is characterized in that, above-mentioned computer apparatus comprises:
Connector, in order to connect above-mentioned portable electronic devices;
Connector controller, connects above-mentioned connector; And
Basic input-output system unit, connects above-mentioned connector controller, and stores Basic Input or Output System (BIOS) program,
Wherein when above-mentioned computer apparatus is under off-mode, whether above-mentioned connector controller is detected above-mentioned connector and by above-mentioned portable electronic devices, is inserted and connect, if above-mentioned connector is inserted and connects by above-mentioned portable electronic devices, above-mentioned connector controller makes above-mentioned computer apparatus carry out the above-mentioned Basic Input or Output System (BIOS) program of boot program, if it is preinstall apparatus that above-mentioned Basic Input or Output System (BIOS) program judges above-mentioned portable electronic devices, above-mentioned Basic Input or Output System (BIOS) program is sent charging instruction to above-mentioned portable electronic devices, make above-mentioned portable electronic devices draw charging current to above-mentioned computer apparatus, then, before load operation system, above-mentioned Basic Input or Output System (BIOS) program makes above-mentioned computer apparatus shutdown.
7. whether computer apparatus according to claim 6, is characterized in that, above-mentioned connector controller is set with insertion power up function, make above-mentioned computer apparatus under above-mentioned off-mode, can detect above-mentioned connector and by above-mentioned portable electronic devices, inserted and connect.
8. computer apparatus according to claim 6, is characterized in that, above-mentioned connector controller is set with insertion power up function, and the setting step of above-mentioned insertion power up function is as follows:
At above-mentioned computer apparatus, under open state, receive and set instruction;
In the process of above-mentioned shut down of computer, tackle the off signal of above-mentioned computer apparatus; And
Set the above-mentioned insertion power up function of the above-mentioned connector controller of above-mentioned computer apparatus.
9. computer apparatus according to claim 6, is characterized in that, above-mentioned connector is USB connector.
10. computer apparatus according to claim 6, it is characterized in that, above-mentioned Basic Input or Output System (BIOS) program is sent inquiry instruction to above-mentioned portable electronic devices, to obtain the device code of above-mentioned portable electronic devices, above-mentioned Basic Input or Output System (BIOS) program is compared said apparatus code and the table of comparisons of above-mentioned portable electronic devices, to judge that whether above-mentioned portable electronic devices is as above-mentioned preinstall apparatus.
11. computer apparatus according to claim 6, it is characterized in that, above-mentioned connector controller makes after above-mentioned computer apparatus carries out above-mentioned boot program, and the above-mentioned computer apparatus of above-mentioned Basic Input or Output System (BIOS) programmed control stops the display device of output display signal to above-mentioned computer apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010293475.6A CN102411419B (en) | 2010-09-20 | 2010-09-20 | Computer device and charging method for portable electronic device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010293475.6A CN102411419B (en) | 2010-09-20 | 2010-09-20 | Computer device and charging method for portable electronic device |
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| CN102411419A CN102411419A (en) | 2012-04-11 |
| CN102411419B true CN102411419B (en) | 2014-04-16 |
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| CN201010293475.6A Expired - Fee Related CN102411419B (en) | 2010-09-20 | 2010-09-20 | Computer device and charging method for portable electronic device |
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Families Citing this family (1)
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| CN115882535A (en) * | 2021-09-26 | 2023-03-31 | 荣耀终端有限公司 | Charging control method, electronic equipment and charging control system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1503132A (en) * | 2002-11-21 | 2004-06-09 | ��ʢ���ӹɷ�����˾ | Apparatus for testing output and of mainboard of computer |
| CN101527754A (en) * | 2008-03-06 | 2009-09-09 | 富士通株式会社 | Electronic device and system start method |
| CN101788842A (en) * | 2009-01-22 | 2010-07-28 | 纬创资通股份有限公司 | Power management device for computer system and related method thereof and computer system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10211036A1 (en) * | 2002-03-13 | 2003-10-09 | Fujitsu Siemens Computers Gmbh | access protection |
| US20070079030A1 (en) * | 2005-09-30 | 2007-04-05 | Intel Corporation | Auxiliary display and storage unit |
| US8736227B2 (en) * | 2009-02-27 | 2014-05-27 | Fairchild Semiconductor Corporation | Peripheral device host charging |
| CN101834462B (en) * | 2009-03-09 | 2013-01-09 | 深圳富泰宏精密工业有限公司 | Portable electronic device, charging system and charging method |
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- 2010-09-20 CN CN201010293475.6A patent/CN102411419B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1503132A (en) * | 2002-11-21 | 2004-06-09 | ��ʢ���ӹɷ�����˾ | Apparatus for testing output and of mainboard of computer |
| CN101527754A (en) * | 2008-03-06 | 2009-09-09 | 富士通株式会社 | Electronic device and system start method |
| CN101788842A (en) * | 2009-01-22 | 2010-07-28 | 纬创资通股份有限公司 | Power management device for computer system and related method thereof and computer system |
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