CN114610137A - Energy-saving control method and energy-saving framework of display - Google Patents
Energy-saving control method and energy-saving framework of display Download PDFInfo
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- CN114610137A CN114610137A CN202210237906.XA CN202210237906A CN114610137A CN 114610137 A CN114610137 A CN 114610137A CN 202210237906 A CN202210237906 A CN 202210237906A CN 114610137 A CN114610137 A CN 114610137A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005265 energy consumption Methods 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3243—Power saving in microcontroller unit
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3215—Monitoring of peripheral devices
- G06F1/3218—Monitoring of peripheral devices of display devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
- G06F1/3265—Power saving in display device
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- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses an energy-saving control method and an energy-saving framework of a display, wherein a mode of double-chip control of a master chip and a slave chip is adopted, and the energy-saving power consumption of the slave chip is far lower than that of the master chip. When the DC Off energy-saving mode needs to be entered, the power supply of the main chip is closed through the slave chip after the key state is stored by the main chip, so that the energy-saving power consumption is reduced; after the power-off, the slave chip responds to the key-on operation; the master chip and the slave chip are in work division cooperation: the master chip stores the key state and informs the state information to the slave chip; the slave chip responds to the key operation and informs the key pressing information to the master chip. The invention greatly reduces the shutdown energy-saving power consumption.
Description
Technical Field
The invention relates to the technical field of display equipment, in particular to an energy-saving control method and an energy-saving framework of a display.
Background
The existing display DC OFF energy-saving control adopts a single control chip (main chip) control mode: after the control chip responds to the DC Off operation of the key, the main chip enters a DC Off energy-saving mode; if the power consumption of the energy-saving mode of the main chip is higher, a hard switch is added to close the whole power supply to meet the requirement of power consumption specification.
In the existing mode of controlling DC Off energy saving by a single control chip, when the energy saving mode of the control chip (main chip) is high in power consumption, the regulatory requirement of shutdown power consumption of a display cannot be met; and the mode of turning off the whole machine power supply by a hard switch is added, the on-off state cannot be recorded, and the whole system is restarted, so that the time is slow, and the user experience is poor.
Disclosure of Invention
The invention aims to provide an energy-saving control method of a display and an energy-saving framework thereof.
The technical scheme adopted by the invention is as follows:
an energy-saving control method of a display comprises the following steps:
step 1, electrifying and initializing a slave chip when an external power supply is accessed;
step 2, the slave chip outputs a switching signal to control a main chip power supply to supply power to the main chip;
step 3, the master chip reads the current state of the master chip and sends the current state to the slave chip;
step 4, judging whether the current state is a starting state or not by the slave chip; if yes, executing step 5; otherwise, sending a switch signal to control the main chip power supply to stop supplying power to the main chip, and executing the step 5;
step 5; detecting whether the key has a pressing signal from the chip; if yes, acquiring a pressing state based on the pressing signal and executing the step 6; otherwise, executing step 5;
step 6; judging whether the current state is a starting state or not; if yes, sending a pressing state to the main chip, and enabling the main chip to enter a shutdown program; otherwise, the switch signal is sent to control the main chip power supply to supply power to the main chip and send the pressing state to the main chip, and the main chip enters the starting program.
A double-chip energy-saving framework of a display comprises a key, a main chip, a slave chip and a main chip power supply, wherein the slave chip and the main chip power supply are connected with the main chip, the key is electrically connected with the slave chip, the slave chip is electrically connected with an external access power supply, the key outputs a pressing signal to the slave chip, the slave chip detects the pressing state of the key and outputs the pressing state to the main chip, the main chip confirms the opening or closing of the current energy-saving mode based on the pressing state, meanwhile, the main chip stores the pressing state and provides the pressing state to the slave chip, the slave chip is electrically connected with the main chip power supply, and the slave chip outputs a corresponding switching signal to the main chip power supply according to the opening or closing of the energy-saving mode so as to control the opening or the closing of the main chip power supply.
Furthermore, the main chip is connected with a memory, and the memory is used for storing the pressing state of the key.
Furthermore, the master chip is a full-function chip, the slave chip is a low-energy consumption chip, and the energy consumption of the master chip is greater than that of the slave chip.
By adopting the technical scheme and adopting a dual-chip control mode of the master chip and the slave chip, the energy-saving power consumption of the slave chip is far lower than that of the master chip. When the DC Off energy-saving mode needs to be entered, the power supply of the main chip is turned Off through the slave chip after the main chip stores the key state, so that the energy-saving power consumption is reduced; after the power-off, the slave chip responds to the key-on operation; the master chip and the slave chip are in work division cooperation: the master chip stores the key state and informs the state information to the slave chip; the slave chip responds to the key operation and informs the key pressing information to the master chip. The invention greatly reduces the shutdown energy-saving power consumption.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and the detailed description;
FIG. 1 is a schematic diagram of a dual-chip power saving architecture of a display according to the present invention;
fig. 2 is a schematic flow chart of an energy-saving control method for a display according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
As shown in fig. 1 or 2, the present invention discloses an energy saving control method for a display, which comprises the following steps:
step 1, electrifying and initializing a slave chip when an external power supply is accessed;
step 2, the slave chip outputs a switching signal to control a main chip power supply to supply power to the main chip;
step 3, the master chip reads the current state of the master chip and sends the current state to the slave chip;
step 4, judging whether the current state is a starting state or not by the slave chip; if yes, executing step 5; otherwise, sending a switch signal to control the main chip power supply to stop supplying power to the main chip, and executing the step 5;
step 5; detecting whether the key has a pressing signal from the chip; if yes, acquiring a pressing state based on the pressing signal and executing the step 6; otherwise, executing step 5;
step 6; judging whether the current state is a starting state or not; if yes, sending a pressing state to the main chip, and enabling the main chip to enter a shutdown program; otherwise, the switch signal is sent to control the main chip power supply to supply power to the main chip and send the pressing state to the main chip, and the main chip enters the starting program.
As shown in fig. 1, a dual-chip energy-saving architecture of a display includes a key, a master chip, a slave chip connected to the master chip, and a master chip power supply, where the key is electrically connected to the slave chip, the slave chip is electrically connected to an external access power supply, the key outputs a pressing signal to the slave chip, the slave chip detects a pressing state of the key and outputs the pressing state to the master chip, the master chip determines the on or off of a current energy-saving mode based on the pressing state, the master chip stores the pressing state and provides the pressing state to the slave chip, the slave chip is electrically connected to the master chip power supply, and the slave chip outputs a corresponding switching signal to the master chip power supply according to the on or off of the energy-saving mode to control the on or off of the master chip power supply.
Furthermore, the main chip is connected with a memory, and the memory is used for storing the pressing state of the key.
Furthermore, the master chip is a full-function chip, the slave chip is a low-energy consumption chip, and the energy consumption of the master chip is greater than that of the slave chip.
By adopting the technical scheme and adopting a dual-chip control mode of the master chip and the slave chip, the energy-saving power consumption of the slave chip is far lower than that of the master chip. When the DC Off energy-saving mode needs to be entered, the power supply of the main chip is closed through the slave chip after the key state is stored by the main chip, so that the energy-saving power consumption is reduced; after the power-off, the slave chip responds to the key-on operation; the master chip and the slave chip are in work division cooperation: the master chip stores the key state and informs the state information to the slave chip; the slave chip responds to the key operation and informs the key pressing information to the master chip. The invention greatly reduces the shutdown energy-saving power consumption.
It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (4)
1. An energy-saving control method of a display is characterized in that: which comprises the following steps:
step 1, electrifying and initializing a slave chip when an external power supply is accessed;
step 2, the slave chip outputs a switching signal to control a main chip power supply to supply power to the main chip;
step 3, the master chip reads the current state of the master chip and sends the current state to the slave chip;
step 4, judging whether the current state is a starting state or not by the slave chip; if yes, executing step 5; otherwise, sending a switch signal to control the main chip power supply to stop supplying power to the main chip, and executing the step 5;
step 5; detecting whether the key has a pressing signal from the chip; if yes, acquiring a pressing state based on the pressing signal and executing the step 6; otherwise, executing step 5;
step 6; judging whether the current state is a starting state or not; if yes, sending a pressing state to the main chip, and enabling the main chip to enter a shutdown program; otherwise, the switch signal is sent to control the main chip power supply to supply power to the main chip and send the pressing state to the main chip, and the main chip enters the starting program.
2. A dual-chip energy-saving architecture of a display, which adopts the energy-saving control method of the display of claim 1, characterized in that: the structure comprises a key, a master chip, a slave chip connected with the master chip and a master chip power supply, wherein the key is electrically connected with the slave chip, the key outputs a pressing signal to the slave chip, the slave chip is electrically connected with an external access power supply, the slave chip detects the pressing state of the key and outputs the pressing state to the master chip, the master chip confirms the opening or closing of the current energy-saving mode based on the pressing state, meanwhile, the master chip stores the pressing state and provides the pressing state to the slave chip, the slave chip is electrically connected with the master chip power supply, and the slave chip outputs a corresponding switch signal to the master chip power supply according to the opening or closing of the energy-saving mode so as to control the opening or the closing of the master chip power supply.
3. The dual-chip power-saving architecture of a display of claim 2, wherein: the main chip is connected with a memory, and the memory is used for storing the pressing state of the key.
4. The dual-chip power-saving architecture of a display of claim 2, wherein: the master chip is a full-function chip, the slave chip is a low-energy consumption chip, and the energy consumption of the master chip is greater than that of the slave chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210237906.XA CN114610137A (en) | 2022-03-11 | 2022-03-11 | Energy-saving control method and energy-saving framework of display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210237906.XA CN114610137A (en) | 2022-03-11 | 2022-03-11 | Energy-saving control method and energy-saving framework of display |
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| CN114610137A true CN114610137A (en) | 2022-06-10 |
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| CN202210237906.XA Withdrawn CN114610137A (en) | 2022-03-11 | 2022-03-11 | Energy-saving control method and energy-saving framework of display |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201556159U (en) * | 2009-06-30 | 2010-08-18 | 青岛海信电器股份有限公司 | Low-power consumption standby circuit and liquid crystal display device with same |
| US20150208124A1 (en) * | 2014-01-21 | 2015-07-23 | Mstar Semiconductor, Inc. | Smart television system and turn-on and turn-off method thereof |
| CN107358932A (en) * | 2017-09-14 | 2017-11-17 | 京东方科技集团股份有限公司 | A kind of power control circuit and method, display device |
| CN111857322A (en) * | 2020-06-19 | 2020-10-30 | 海信（山东）冰箱有限公司 | Method and device for reducing standby power consumption of washing machine, washing machine and related equipment |
| CN112987986A (en) * | 2019-12-02 | 2021-06-18 | Oppo广东移动通信有限公司 | Method, device, storage medium and electronic equipment for realizing game application |
-
2022
- 2022-03-11 CN CN202210237906.XA patent/CN114610137A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201556159U (en) * | 2009-06-30 | 2010-08-18 | 青岛海信电器股份有限公司 | Low-power consumption standby circuit and liquid crystal display device with same |
| US20150208124A1 (en) * | 2014-01-21 | 2015-07-23 | Mstar Semiconductor, Inc. | Smart television system and turn-on and turn-off method thereof |
| CN107358932A (en) * | 2017-09-14 | 2017-11-17 | 京东方科技集团股份有限公司 | A kind of power control circuit and method, display device |
| CN112987986A (en) * | 2019-12-02 | 2021-06-18 | Oppo广东移动通信有限公司 | Method, device, storage medium and electronic equipment for realizing game application |
| CN111857322A (en) * | 2020-06-19 | 2020-10-30 | 海信（山东）冰箱有限公司 | Method and device for reducing standby power consumption of washing machine, washing machine and related equipment |
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Application publication date: 20220610 |
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