CN104679210A - Device and method for powering on computer on basis of CPLD controller - Google Patents

Device and method for powering on computer on basis of CPLD controller Download PDF

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Publication number
CN104679210A
CN104679210A CN201510114157.1A CN201510114157A CN104679210A CN 104679210 A CN104679210 A CN 104679210A CN 201510114157 A CN201510114157 A CN 201510114157A CN 104679210 A CN104679210 A CN 104679210A
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CN
China
Prior art keywords
cpld controller
controller
voltage
control signal
cpld
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510114157.1A
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Chinese (zh)
Inventor
贾国强
赵龙伟
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Inspur Group Co Ltd
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Inspur Group Co Ltd
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Publication date
Application filed by Inspur Group Co Ltd filed Critical Inspur Group Co Ltd
Priority to CN201510114157.1A priority Critical patent/CN104679210A/en
Publication of CN104679210A publication Critical patent/CN104679210A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/266Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)

Abstract

The invention discloses a device for powering on a computer on the basis of a CPLD controller. The device comprises a main power supply, an MOS pipe, DC-DC 3 to DC-DC n, a DC-DC 1, a power-on key, a monostable trigger, an OR gate, a CPLD controller and a DC-DC 2. The invention also discloses a method for powering-on the computer on the basis of the CPLD controller. The method comprises the steps of pressing down the power-on key, instantaneously switching on a main power supply circuit, supplying an instantaneous voltage to the CPLD controller, enabling the CPLD controller to run, and outputting a control signal to maintain the switch-on state of the main power supply circuit; outputting a control signal, controlling each power supply chip according to a power-on time sequence requirement, and sequentially outputting the voltage for a main board. According to the method, the instantaneous voltage is generated by virtue of the pressing event of the power-on key and supplied for the controller to use, after the controller works, the main power supply circuit is maintained at a switch-on state, each circuit of voltage of the main board is sequentially powered on, the power-on key state does not need to be detected. The method is practical, effective and high in universality.

Description

A kind of apparatus and method realizing computer booting based on CPLD controller
Technical field
The present invention relates to field of computer technology, be specifically related to a kind of apparatus and method realizing computer booting based on CPLD controller, relating to one utilizes starting key to provide CPLD controller instantaneous voltage, CPLD controller executive routine, maintain general supply input channel conducting state, meanwhile, control each power supply chip and export each road voltage needed for mainboard, be applicable to the computer equipments such as notebook, desktop computer, server.
Background technology
It is the prerequisite that mainboard runs that computer motherboard start detection and mainboard each road voltage normally export.In the power-offstate, there is standby voltage in mainboard with usual computing machine, is supplied to controller, controller Real-Time Monitoring starting key state, and when starting key is pressed, controller controls each power supply chip of mainboard, exports each road voltage needed for mainboard.
Said method, computing machine needs to provide mainboard controller standby voltage in the power-offstate, improves computing machine power consumption.The invention provides a kind of under the non-existent prerequisite of computer standby voltage, realize the method for computing machine normal boot-strap.
Summary of the invention
The technical problem to be solved in the present invention is: the invention provides a kind of new computer booting implementation method, the method is simply effective.
The technical solution adopted in the present invention is:
A kind of device realizing computer booting based on CPLD controller, described device comprises: described device comprises: general supply, metal-oxide-semiconductor, DC-DC 3 ~ DC-DC n, DC-DC1, starting key, monostalbe trigger or door, CPLD controller, DC-DC 2, wherein:
DC-DC 1 realizes the conversion of general supply to required DC voltage, is supplied to starting key, monostalbe trigger, OR circuit use;
Instantaneous Control signal when starting key, monostalbe trigger or door are pressed for generation of starting key;
Metal-oxide-semiconductor is for controlling conducting and the shutoff of general supply path;
DC-DC 2 is for generation of CPLD controller required voltage;
CPLD controller, for exporting control signal, controls the duty of metal-oxide-semiconductor and each power supply chip;
DC-DC 3 ~ DC-DC n is for generation of each road voltage needed for mainboard.
Realize a method for computer booting based on CPLD controller, after starting key is pressed, momentary connection general supply path, is supplied to CPLD controller instantaneous voltage;
After instantaneous voltage produces, CPLD controller brings into operation, and exports control signal on the one hand and maintains general supply communication state; Export control signal on the other hand, require to control each power supply chip according to electrifying timing sequence, export mainboard required voltage successively.
Described method concrete operations flow process is as follows: after starting key is pressed, produce instantaneous low pulse, after monostalbe trigger receives this signal, export the temporary stable state with certain time length, get with CPLD controller output signal or generate the control signal of metal-oxide-semiconductor afterwards, metal-oxide-semiconductor connects general supply path, DC-DC 2 exports CPLD controller required voltage, CPLD controller normally works, generate control signal on the one hand, maintain metal-oxide-semiconductor conducting state, general supply path is kept to connect, another aspect sequential control DC-DC 3 ~ DC-DC n power supply chip as requested exports mainboard required voltage, complete start process.
Beneficial effect of the present invention is: under the present invention devises the cut-off prerequisite of a kind of mainboard controller standby voltage, utilize starting key to press event and produce instantaneous voltage, controller is provided to use, general supply communication is maintained after controller work, and open mainboard each road voltage successively, without the need to detecting starting key state, the method is practical, effective, highly versatile.
Accompanying drawing explanation
Fig. 1 is on-off circuit schematic diagram of the present invention.
Embodiment
With reference to the accompanying drawings, by embodiment, the present invention is further described:
Embodiment 1:
As shown in Figure 1, a kind of device realizing computer booting based on CPLD controller, described device comprises: general supply, metal-oxide-semiconductor, DC-DC 3 ~ DC-DC n, DC-DC1, starting key, monostalbe trigger or door, CPLD controller, DC-DC 2, wherein:
DC-DC 1 realizes the conversion of general supply to required DC voltage, is supplied to starting key, monostalbe trigger, OR circuit use;
Instantaneous Control signal when starting key, monostalbe trigger or door are pressed for generation of starting key;
Metal-oxide-semiconductor is for controlling conducting and the shutoff of general supply path;
DC-DC 2 is for generation of CPLD controller required voltage;
CPLD controller, for exporting control signal, controls the duty of metal-oxide-semiconductor and each power supply chip;
DC-DC 3 ~ DC-DC n is for generation of each road voltage needed for mainboard.
Embodiment 2:
Realize a method for computer booting based on CPLD controller, after starting key is pressed, momentary connection general supply path, is supplied to CPLD controller instantaneous voltage;
After instantaneous voltage produces, CPLD controller brings into operation, and exports control signal on the one hand and maintains general supply communication state; Export control signal on the other hand, require to control each power supply chip according to electrifying timing sequence, export mainboard required voltage successively.
Embodiment 3:
On the basis of embodiment 1 or 2, described in the present embodiment, method concrete operations flow process is as follows: after starting key is pressed, produce instantaneous low pulse, after monostalbe trigger receives this signal, export the temporary stable state with certain time length, get with CPLD controller output signal or generate the control signal of metal-oxide-semiconductor afterwards, metal-oxide-semiconductor connects general supply path, DC-DC 2 exports CPLD controller required voltage, CPLD controller normally works, generate control signal on the one hand, maintain metal-oxide-semiconductor conducting state, general supply path is kept to connect, another aspect sequential control DC-DC 3 ~ DC-DC n power supply chip as requested exports mainboard required voltage, complete start process.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.

Claims (3)

1. one kind realizes the device of computer booting based on CPLD controller, it is characterized in that: described device comprises: general supply, metal-oxide-semiconductor, DC-DC 3 ~ DC-DC n, DC-DC1, starting key, monostalbe trigger or door, CPLD controller, DC-DC 2, wherein:
DC-DC 1 realizes the conversion of general supply to required DC voltage, is supplied to starting key, monostalbe trigger, OR circuit use;
Instantaneous Control signal when starting key, monostalbe trigger or door are pressed for generation of starting key;
Metal-oxide-semiconductor is for controlling conducting and the shutoff of general supply path;
DC-DC 2 is for generation of CPLD controller required voltage;
CPLD controller, for exporting control signal, controls the duty of metal-oxide-semiconductor and each power supply chip;
DC-DC 3 ~ DC-DC n is for generation of each road voltage needed for mainboard.
2. realize a method for computer booting based on CPLD controller, it is characterized in that:
After starting key is pressed, momentary connection general supply path, is supplied to CPLD controller instantaneous voltage;
After instantaneous voltage produces, CPLD controller brings into operation, and exports control signal on the one hand and maintains general supply communication state; Export control signal on the other hand, require to control each power supply chip according to electrifying timing sequence, export mainboard required voltage successively.
3. a kind of method realizing computer booting based on CPLD controller according to claim 1 and 2, it is characterized in that, described method concrete operations flow process is as follows: after starting key is pressed, produce instantaneous low pulse, after monostalbe trigger receives this signal, export the temporary stable state with certain time length, get with CPLD controller output signal or generate the control signal of metal-oxide-semiconductor afterwards, metal-oxide-semiconductor connects general supply path, DC-DC 2 exports CPLD controller required voltage, CPLD controller normally works, generate control signal on the one hand, maintain metal-oxide-semiconductor conducting state, general supply path is kept to connect, another aspect sequential control DC-DC 3 ~ DC-DC n power supply chip as requested exports mainboard required voltage, complete start process.
CN201510114157.1A 2015-03-17 2015-03-17 Device and method for powering on computer on basis of CPLD controller Pending CN104679210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510114157.1A CN104679210A (en) 2015-03-17 2015-03-17 Device and method for powering on computer on basis of CPLD controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510114157.1A CN104679210A (en) 2015-03-17 2015-03-17 Device and method for powering on computer on basis of CPLD controller

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CN104679210A true CN104679210A (en) 2015-06-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109508208A (en) * 2018-11-20 2019-03-22 郑州云海信息技术有限公司 A kind of starting up's control method, device, state machine and device storing equipment
CN110456696A (en) * 2019-07-31 2019-11-15 浪潮金融信息技术有限公司 A kind of intelligent self-service terminal control system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2655309Y (en) * 2003-07-16 2004-11-10 华为技术有限公司 Power supply time sequence controlling circuit
US20080046707A1 (en) * 2006-08-15 2008-02-21 Tyan Computer Corporation Remote Monitor Module For Power Initialization Of Computer System
CN201497947U (en) * 2009-08-19 2010-06-02 上海风格信息技术有限公司 Power management circuit with embedded chip
CN201773350U (en) * 2010-03-10 2011-03-23 深圳华北工控股份有限公司 Computer master control board power supply management module for PCTV integrated machine
US20120137159A1 (en) * 2010-11-30 2012-05-31 Inventec Corporation Monitoring system and method of power sequence signal

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2655309Y (en) * 2003-07-16 2004-11-10 华为技术有限公司 Power supply time sequence controlling circuit
US20080046707A1 (en) * 2006-08-15 2008-02-21 Tyan Computer Corporation Remote Monitor Module For Power Initialization Of Computer System
CN201497947U (en) * 2009-08-19 2010-06-02 上海风格信息技术有限公司 Power management circuit with embedded chip
CN201773350U (en) * 2010-03-10 2011-03-23 深圳华北工控股份有限公司 Computer master control board power supply management module for PCTV integrated machine
US20120137159A1 (en) * 2010-11-30 2012-05-31 Inventec Corporation Monitoring system and method of power sequence signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109508208A (en) * 2018-11-20 2019-03-22 郑州云海信息技术有限公司 A kind of starting up's control method, device, state machine and device storing equipment
CN110456696A (en) * 2019-07-31 2019-11-15 浪潮金融信息技术有限公司 A kind of intelligent self-service terminal control system

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Application publication date: 20150603

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