CN103686017A - Power supply control circuit and method for rapidly starting intelligent device - Google Patents
Power supply control circuit and method for rapidly starting intelligent device Download PDFInfo
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- CN103686017A CN103686017A CN201310714924.3A CN201310714924A CN103686017A CN 103686017 A CN103686017 A CN 103686017A CN 201310714924 A CN201310714924 A CN 201310714924A CN 103686017 A CN103686017 A CN 103686017A
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Abstract
The invention discloses a power supply control circuit which comprises a power module, a direct current conversion module, a switching module and an MCU (micro-control unit). An input end of the direct current conversion module is connected with the power module, an output end of the direct current conversion module is connected with a first storage area of an intelligent television and supplies power for the first storage area, the switching module is used for controlling the connection status between the output end of the direct current conversion module and a second storage area of the intelligent television to supply power for the second storage area through the direct current conversion module, and the MCU is used for outputting corresponding control signals to the switching module and controlling the working status of the switching module according to a starting instruction/standby instruction inputted by a user. The invention further discloses a method for rapidly starting an intelligent device. In the standby status, power is supplied for the first storage area storing starting software codes. In the starting status, the first storage area can directly run, and the intelligent device is rapidly started. As power is supplied for only one storage area in the standby status, the running speed of the storage area is reduced, and standby power consumption is reduced.
Description
Technical field
The present invention relates to smart machine technical field, specially refer to a kind of power-supplying circuit and the method that realizes smart machine quick turn-on.
Background technology
Along with smart machine software systems become increasingly complex, power system capacity is also increasing, makes smart machine needed time of starting shooting more and more longer, needs nearly tens seconds, and the oversize meeting of time of booting wait has a strong impact on user and experiences.Smart machine the process of start mainly the step of process be that: MCU starts, software code is copied in DDR internal memory from flash chip, then move the software code in DDR, each module of system is carried out to initialization.In this whole process, software code is copied in DDR internal memory from flash chip, and shared time of the software code of operation in DDR is the longest, therefore, if can reduce the time of these two processes, just can improve starting up speed.At present, computer also can be powered to DDR when standby, but computer does not have the requirement of stand-by power consumption when standby, the stand-by power consumption of smart machine requires very high, therefore, if smart machine is just simply powered to DDR when standby, although can improve starting up speed, can not meet the requirement of stand-by power consumption.
Summary of the invention
Main purpose of the present invention, for power-supplying circuit and the method that realizes smart machine quick turn-on are provided, can improve the starting up speed of smart machine, and can reduce the stand-by power consumption of smart machine.
The invention provides a kind of power-supplying circuit, comprise power module, DC conversion modules, switch module and MCU, wherein:
The input of described DC conversion modules connects described power module, and the output of DC conversion modules connects the first memory block of intelligent television, is the first memory block power supply; In this first memory block, store the software code of intelligent television start and treat machine data;
Described switch module, for controlling the connection status between the output of described DC conversion modules and the second memory block of intelligent television, be take and powered as the second memory block by described DC conversion modules;
Described MCU, for according to the start-up command/standby command of user's input, exports and controls signal to accordingly described switch module, controls the operating state of described switch module.
Preferably, described switch module comprises the first electronic switch, the second electronic switch, the first resistance, the second resistance and the 3rd resistance, wherein:
Described the first electronic switch is for controlling the output of described DC conversion modules and the connection status between described the second memory block; The control end of described the first electronic switch connects described DC conversion modules by described the first resistance, and is connected with the first end of described the second electronic switch; The first end of the first electronic switch connects described DC conversion modules; The second end of the first electronic switch is connected with the output of described power module;
The control end of described the second electronic switch connects the signal output part of described MCU by described the second resistance; The second end of the second electronic switch is by described the 3rd grounding through resistance.
Preferably, described the first electronic switch is metal-oxide-semiconductor, and described the second electronic switch is triode, wherein:
The grid of described metal-oxide-semiconductor is the control end of described the first electronic switch, and the source electrode of metal-oxide-semiconductor is the first end of described the first electronic switch; The drain electrode of metal-oxide-semiconductor is the second end of described the first electronic switch;
The base stage of described triode is the control end of described the second electronic switch, the first end of very described the second electronic switch of the current collection of triode; The second end of very described the second electronic switch of the transmitting of triode.
Preferably, described power module comprises the first voltage output end and second voltage output, and described the first voltage output end is connected with described DC conversion modules with second voltage output, wherein:
Described the first voltage output end is for according to the control of MCU, smart machine during in holding state to described the first memory block output standby voltage;
Described second voltage output is for according to the control of MCU, when smart machine is in running order to described the first memory block and the second memory block output services voltage.
Preferably, also comprise the first diode being connected between described the first voltage output end and described DC conversion modules, and be connected to the second diode between described second voltage output and described DC conversion modules; When described the first voltage output end output standby voltage, described the first diode current flow, is that described the first memory block powers by described DC conversion modules, described the second diode cut-off; When described second voltage output output services voltage, described the second diode current flow, is that described the first memory block and the second memory block power by described DC conversion modules, described the first diode cut-off.
Preferably, when user inputs standby command, described MCU controls described the first voltage output end output standby voltage, described the first diode current flow, described the second diode cut-off; The control signal of the signal output part output low level of described MCU, described the second electronic switch cut-off, the control end of described the first electronic switch is high level, the first electronic switch cut-off, described DC conversion modules and described the second memory block disconnect, and by described DC conversion modules, are that described the first memory block powers;
When user inputs start-up command, described MCU controls described second voltage output output services voltage, described the second diode current flow, described the first diode cut-off; The control signal of the signal output part output high level of described MCU, described the second electronic switch conducting, the control end of described the first electronic switch is low level, the first electronic switch conducting, described DC conversion modules and described the second memory block are connection status, by described DC conversion modules, are that described the first memory block and the second memory block power.
The present invention further provides a kind of method that realizes smart machine quick turn-on, comprise step:
While receiving start-up command, control the signal output part output control signal of MCU, so that the second memory block of the DC conversion modules of power-supplying circuit and smart machine is connection status;
Control the power module output services voltage of power-supplying circuit to described DC conversion modules, and the first memory block that is smart machine by DC conversion modules and the second memory block power;
Load the software code in described the first memory block, the hardware device of initialization smart machine, makes smart machine enter open state.
Preferably, the method that realizes smart machine quick turn-on also comprises step:
While receiving standby command, control the signal output part output control signal of MCU, so that the DC conversion modules of power-supplying circuit and the second memory block disconnect;
Control the power module output standby voltage of power-supplying circuit to described DC conversion modules, and be that described the first memory block powers by DC conversion modules;
Reduce the operating rate of described the first memory block, make smart machine enter holding state.
Preferably, described while receiving standby command, before controlling the step of signal output part output control signal of MCU, also comprise step:
Judge the software code of smart machine start and treat whether machine data is present in described the first memory block; If not, by the software code in the flash chip of smart machine and standby data Replica in described the first memory block.
Preferably, described while receiving start-up command, before controlling the step of signal output part output control signal of MCU, also comprise step:
Improve and store the software code of smart machine start and treat the operating rate of the first memory block of machine data.
The present invention realizes the quick turn-on of smart machine by comprising the power-supplying circuit of power module, DC conversion modules, switch module and MCU.When receiving the standby command that makes smart machine enter holding state, by MCU, control power module output standby voltage to the first memory block of smart machine, and control switch module is closed, to disconnect being connected of the second memory block of DC conversion modules and smart machine, when receiving start-up command, by MCU, control power module output services voltage to the first memory block and the second memory block, and control switch module opens, to connect DC conversion modules and the second memory block.When standby, be the first memory block power supply that stores the software code of start, when start, this first memory block can directly be moved, thereby has reduced the available machine time, has realized the quick turn-on of smart machine; And, owing to being only a memory block power supply when the standby, and reduced the operating rate of this memory block, reduced the stand-by power consumption of smart machine, make the stand-by power consumption of smart machine can meet energy consumption requirement.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of power-supplying circuit one embodiment of the present invention;
Fig. 2 is the schematic flow sheet that the present invention realizes method first embodiment of smart machine quick turn-on;
Fig. 3 is the schematic flow sheet that the present invention realizes method second embodiment of smart machine quick turn-on;
Fig. 4 is the schematic flow sheet that the present invention realizes method the 3rd embodiment of smart machine quick turn-on;
Fig. 5 is the schematic flow sheet that the present invention realizes method the 4th embodiment of smart machine quick turn-on.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The invention provides a kind of power-supplying circuit.
With reference to Fig. 1, Fig. 1 is the circuit diagram of power-supplying circuit one embodiment of the present invention.
The power-supplying circuit that the present embodiment provides, comprises power module 101, DC conversion modules 102, switch module 103 and MCU104, wherein:
The input of DC conversion modules 102 connects power module 101, and the output by power module 101 is exported corresponding voltage to DC conversion modules 102 at smart machine during in start and holding state; The output of DC conversion modules 102 connects the first memory block of smart machine, is the first memory block power supply.Smart machine can adopt the intelligent terminal of this power-supplying circuit for intelligent television etc., and the intelligent television of take in the present embodiment describes as example; The first memory block and the second memory block are the memory in smart machine, in the present embodiment, the first memory block and the second memory block can be DDR chip, due in smart machine, a plurality of DDR chips have been generally included, in the scheme providing in the present embodiment, neededly during preferably only by the software code of smart machine start and standby treat that machine data is stored in one of them DDR chip, and this DDR chip is defined as to the first memory block; And other DDR chips are defined as the second memory block.
MCU104, for according to the start-up command/standby command of user's input, exports and controls signal to accordingly switch module 103, the operating state of control switch module 103.
When user inputs start-up command, MCU104 controls the output output start voltage of power module 101 to DC conversion modules 102, by DC conversion modules 102, powers for the first memory block of smart machine; Simultaneously, MCU104 output high level control signal to switch module 103, control switch module 103 is opened, and the output of further controlling DC conversion modules 102 by switch module 103 is connected with the second memory block, by DC conversion modules 102, is that the second memory block powers.When user inputs standby command, MCU104 controls the output output standby voltage of power module 101 to DC conversion modules 102, by DC conversion modules 102, powers for the first memory block of smart machine; Meanwhile, MCU104 output low level control signal to switch module 103, control switch module 103 is closed, and output and the second memory block of further by switch module 103, controlling DC conversion modules 102 disconnect.
The present embodiment is realized the quick turn-on of smart machine by comprising the power-supplying circuit of power module 101, DC conversion modules 102, switch module 103 and MCU104.When receiving the standby command that makes smart machine enter holding state, by MCU104, control power module 101 output standby voltages to the first memory block of smart machine, and control switch module 103 is closed, to disconnect being connected of the second memory block of DC conversion modules 102 and smart machine, when receiving start-up command, by MCU104, control power module 101 output services voltage to the first memory blocks and the second memory block, and control switch module 103 opens, to connect DC conversion modules 102 and the second memory block.When standby, be the first memory block power supply that stores the software code of start, when start, this first memory block can directly be moved, thereby has reduced the available machine time, has realized the quick turn-on of smart machine; And, owing to being only a memory block power supply when the standby, and reduced the operating rate of this memory block, reduced the stand-by power consumption of smart machine, make the stand-by power consumption of smart machine can meet energy consumption requirement.
In the above-described embodiments, switch module 103 comprises the first electronic switch 1031, the second electronic switch 1032, the first resistance 1033, the second resistance 1034 and the 3rd resistance 1035, wherein:
The first electronic switch 1031 is for controlling the connection status between the output of DC conversion modules 102 and the second memory block of smart machine.During the first electronic switch 1031 conducting, control DC conversion modules 102 and be connected with the second memory block, when the first electronic switch 1031 cut-off, control DC conversion modules 102 and the second memory block and disconnect.The control end of this first electronic switch 1031 connects DC conversion modules 102 by the first resistance 1033; The control end of the first electronic switch 1031 is also connected with the first end of the second electronic switch 1032 simultaneously; The first end of the first electronic switch 1031 connects DC conversion modules 102; The second end of the first electronic switch is connected with the output of power module 101.In the present embodiment, the first electronic switch 1031 can adopt metal-oxide-semiconductor, and the grid of this metal-oxide-semiconductor is the control end of the first electronic switch 1031, and the source electrode of metal-oxide-semiconductor is the first end of the first electronic switch 1031; The drain electrode of metal-oxide-semiconductor is the second end of the first electronic switch 1031.
The second electronic switch 1032 is for controlling the state of the first electronic switch 1031, when the second electronic switch 1032 conducting, the control end of the first electronic switch 1031 is low level, the first electronic switch 1031 conductings, when the second electronic switch 1032 cut-off, the control end of the first electronic switch 1031 is high level, the first electronic switch 1031 cut-offs.The control end of this second electronic switch 1032 connects the signal output part of MCU104 by the second resistance 1034; The second end of the second electronic switch 1032 is by the 3rd resistance 1035 ground connection.In the present embodiment, the second electronic switch 1032 can adopt triode, and the base stage of triode is the control end of the second electronic switch 1032, and the current collection of triode is the first end of the second electronic switch 1032 very; The transmitting of this triode is the second end of the second electronic switch 1032 very.
When the control signal of the signal output part output low level of MCU104, the second electronic switch 1032 cut-offs, now the control end of the first electronic switch 1031 is high level, thereby make the first electronic switch 1031 cut-offs, control DC conversion modules 102 and the second memory block and disconnect, and be that the first memory block powers by 102 of DC conversion modules; When the signal output part of MCU104 is exported the control signal of high level, the second electronic switch 1032 conductings, now the control end of the first electronic switch 1031 is low level, thereby make the first electronic switch 1031 conductings, control DC conversion modules 102 and be connected with the second memory block, and be that the first memory block and the second memory block power by DC conversion modules 102 simultaneously.
In the above-described embodiments, power module 101 comprises the first voltage output end STANDBY POWER and second voltage output WORK POWER, the first voltage output end STANDBY POWER is connected with DC conversion modules 102 with second voltage output WORK POWER, wherein:
The first voltage output end STANDBY POWER is used for according to the control of MCU104, at smart machine standby voltage to the corresponding size of DC conversion modules 102 output during in holding state, then by DC conversion modules 102, to the first memory block, power, in the present embodiment, this standby voltage can be set to 3.3V, the voltage of the first memory block when guaranteeing to reduce smart machine standby;
Second voltage output WORK POWER is used for according to the control of MCU104, when smart machine is in running order, to DC conversion modules 102, export the operating voltage of corresponding size, then pass through DC conversion modules 102 to the first memory block and the second memory block output services voltage, in the present embodiment, this operating voltage can be set to 5V, to guarantee the normal work of the first memory block and the second memory block.
Further, power-supplying circuit also comprises the first diode 105 and the second diode 106, the first diode 105 is connected between the first voltage output end STANDBY POWER and DC conversion modules 102, and the second diode 106 is connected between second voltage output WORK POWER and DC conversion modules 102; When the first voltage output end STANDBY POWER output standby voltage, make the first diode 105 conductings, thereby be that the first memory block powers by DC conversion modules 102, now, the second diode 106 ends; When second voltage output WORK POWER output services voltage, the second diode 106 conductings, thus by DC conversion modules 102, be that the first memory block and the second memory block power, now, the first diode 105 ends.
The present invention also provides a kind of method that realizes smart machine quick turn-on.
With reference to Fig. 2, Fig. 2 is the schematic flow sheet that the present invention realizes method first embodiment of smart machine quick turn-on.
Smart machine can adopt the intelligent terminal of this power-supplying circuit for intelligent television etc., and the intelligent television of take in the present embodiment describes as example; The method that realizes smart machine quick turn-on that the present embodiment provides, comprising:
Step S10, while receiving start-up command, controls the signal output part output control signal of MCU, so that the second memory block of the DC conversion modules of power-supplying circuit and smart machine is connection status;
Step S11, controls the power module output services voltage of power-supplying circuit to DC conversion modules, and the first memory block that is smart machine by DC conversion modules and the second memory block power;
When receive user input open the start-up command of smart machine time, the signal output part of controlling the MCU of smart machine outputs control signals to the switch module of power-supplying circuit, and be connected with the second memory block in smart machine by this switch module control DC conversion modules, this control signal can be the control signal of high level; Meanwhile, control operating voltage that the power module of power-supplying circuit exports corresponding size to DC conversion modules, take and power as the first memory block and the second memory block by DC conversion modules.In the present embodiment, in the first memory block, store the software code of smart machine start and treat machine data.
Step S12, loads the software code in the first memory block, and the hardware device of initialization smart machine, makes smart machine enter open state.
After by DC conversion modules being the first memory block and the power supply of the second memory block, load the software code of the smart machine start of storing in the first memory block, and by the hardware device of this software code initialization smart machine, make smart machine enter open state.
With reference to Fig. 3, Fig. 3 is the schematic flow sheet that the present invention realizes method second embodiment of smart machine quick turn-on.
On the basis of above-described embodiment, the method that the present invention realizes smart machine quick turn-on also comprises:
Step S20, while receiving standby command, controls the signal output part output control signal of MCU, so that the DC conversion modules of power-supplying circuit and the second memory block disconnect;
Step S21, controls the power module output standby voltage of power-supplying circuit to DC conversion modules, and is that the first memory block powers by DC conversion modules;
When receive user input make smart machine enter the standby command of holding state time, the signal output part of controlling the MCU of smart machine outputs control signals to the switch module of power-supplying circuit, and disconnect by the second memory block in this switch module control DC conversion modules and smart machine, this control signal can be the control signal of high level; Meanwhile, the standby voltage that the power module of control power-supplying circuit is exported corresponding size, to DC conversion modules, be take and only as the first memory block, powered by DC conversion modules, and is not the second memory block power supply, thereby reduces the stand-by power consumption of smart machine.
Step S22, reduces the operating rate of the first memory block, makes smart machine enter holding state.
After by DC conversion modules being only the first memory block power supply, reducing the operating rate of the first memory block, and make smart machine enter holding state.Now, reduce the operating rate of the first memory block, can reduce the operating current of smart machine.And, at smart machine during in holding state, because the first memory block switches on always, and in this first memory block, store the software code of smart machine start, thereby, when receiving start-up command, just can directly load the software code in the first memory block, so that smart machine enters open state.
The present invention is by when receiving start-up command, control the control signal of MCU output high level, the DC conversion modules of power-supplying circuit is connected with the second memory block, control power module output services voltage to DC conversion modules, and be that the first memory block and the second memory block power by DC conversion modules; Then load the software code in the first memory block, with the hardware device of initialization smart machine, make smart machine enter open state; When receiving standby command, control the control signal of MCU output low level, DC conversion modules and the second memory block are disconnected, control power module output standby voltage to DC conversion modules, by DC conversion modules, be that the first memory block powers, and reduce the operating rate of the first memory block, make smart machine enter holding state.Owing to being the first memory block power supply that stores the software code of start when the standby, when start, this first memory block can directly be moved, thereby has reduced the available machine time, has realized the quick turn-on of smart machine; And, owing to being only a memory block power supply when the standby, and reduced the operating rate of this memory block, reduced the stand-by power consumption of smart machine, make the stand-by power consumption of smart machine can meet energy consumption requirement.
With reference to Fig. 4, Fig. 4 is the schematic flow sheet that the present invention realizes method the 3rd embodiment of smart machine quick turn-on.
In the invention described above, realize on the basis of method the first embodiment of smart machine quick turn-on, before execution step S10, also comprise:
Step S13, improves and stores the software code of smart machine start and treat the operating rate of the first memory block of machine data.
As before receiving start-up command, smart machine is in holding state, owing to being reduction operating current and stand-by power consumption, when holding state, reduced the operating rate of the first memory block, therefore, after receiving the start-up command of user's input, first improve and store the software code of smart machine start and treat the operating rate of the first memory block of machine data, make the operating rate of this first memory block reach the required operating rate of normal work while starting shooting.
After receiving start-up command, improve and store the software code of smart machine start and treat the operating rate of the first memory block of machine data, make the operating rate of the first memory block reach the required operating rate of normal work while starting shooting, further guaranteed to reduce the available machine time, realized the quick turn-on of smart machine.
With reference to Fig. 5, Fig. 5 is the schematic flow sheet that the present invention realizes method the 4th embodiment of smart machine quick turn-on.
In the invention described above, realize on the basis of method the second embodiment of smart machine quick turn-on, before execution step S20, also comprise:
Step S23, judges the software code of smart machine start and treats whether machine data is present in the first memory block; If not, perform step S24; If so, perform step S20;
Step S24, by the software code in the flash chip of smart machine and standby data Replica in the first memory block.
When receiving the standby command of user's input, while judging smart machine start, whether required software code and the required machine data for the treatment of of standby is all present in the first memory block, as existed, carry out the step of the control signal of the signal output part output low level of controlling MCU; If do not existed, by the software code in the flash chip of smart machine and standby data Replica in the first memory block, be convenient to when receiving start-up command, directly start this first memory block, and the operation required software code of start wherein, with the hardware configuration of initialization smart machine.
When receiving the standby command of user's input, judge the software code while starting shooting and treat whether machine data is all present in the first memory block, if do not existed, by the software code in the flash chip of smart machine and standby data Replica in the first memory block, so that the software code by wherein and the hardware configuration of standby data initialization smart machine, thereby for reducing the available machine time, the quick turn-on of realizing smart machine provides the foundation.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a power-supplying circuit, is characterized in that, comprises power module, DC conversion modules, switch module and MCU, wherein:
The input of described DC conversion modules connects described power module, and the output of DC conversion modules connects the first memory block of intelligent television, is the first memory block power supply; In this first memory block, store the software code of intelligent television start and treat machine data;
Described switch module, for controlling the connection status between the output of described DC conversion modules and the second memory block of intelligent television, be take and powered as the second memory block by described DC conversion modules;
Described MCU, for according to the start-up command/standby command of user's input, exports and controls signal to accordingly described switch module, controls the operating state of described switch module.
2. power-supplying circuit as claimed in claim 1, is characterized in that, described switch module comprises the first electronic switch, the second electronic switch, the first resistance, the second resistance and the 3rd resistance, wherein:
Described the first electronic switch is for controlling the output of described DC conversion modules and the connection status between described the second memory block; The control end of described the first electronic switch connects described DC conversion modules by described the first resistance, and is connected with the first end of described the second electronic switch; The first end of the first electronic switch connects described DC conversion modules; The second end of the first electronic switch is connected with the output of described power module;
The control end of described the second electronic switch connects the signal output part of described MCU by described the second resistance; The second end of the second electronic switch is by described the 3rd grounding through resistance.
3. power-supplying circuit as claimed in claim 2, is characterized in that, described the first electronic switch is metal-oxide-semiconductor, and described the second electronic switch is triode, wherein:
The grid of described metal-oxide-semiconductor is the control end of described the first electronic switch, and the source electrode of metal-oxide-semiconductor is the first end of described the first electronic switch; The drain electrode of metal-oxide-semiconductor is the second end of described the first electronic switch;
The base stage of described triode is the control end of described the second electronic switch, the first end of very described the second electronic switch of the current collection of triode; The second end of very described the second electronic switch of the transmitting of triode.
4. power-supplying circuit as claimed in claim 1, is characterized in that, described power module comprises the first voltage output end and second voltage output, and described the first voltage output end is connected with described DC conversion modules with second voltage output, wherein:
Described the first voltage output end is for according to the control of MCU, smart machine during in holding state to described the first memory block output standby voltage;
Described second voltage output is for according to the control of MCU, when smart machine is in running order to described the first memory block and the second memory block output services voltage.
5. power-supplying circuit as claimed in claim 4, it is characterized in that, also comprise the first diode being connected between described the first voltage output end and described DC conversion modules, and be connected to the second diode between described second voltage output and described DC conversion modules; When described the first voltage output end output standby voltage, described the first diode current flow, is that described the first memory block powers by described DC conversion modules, described the second diode cut-off; When described second voltage output output services voltage, described the second diode current flow, is that described the first memory block and the second memory block power by described DC conversion modules, described the first diode cut-off.
6. the power-supplying circuit as described in any one in claim 1 to 5, is characterized in that,
When user inputs standby command, described MCU controls described the first voltage output end output standby voltage, described the first diode current flow, described the second diode cut-off; The control signal of the signal output part output low level of described MCU, described the second electronic switch cut-off, the control end of described the first electronic switch is high level, the first electronic switch cut-off, described DC conversion modules and described the second memory block disconnect, and by described DC conversion modules, are that described the first memory block powers;
When user inputs start-up command, described MCU controls described second voltage output output services voltage, described the second diode current flow, described the first diode cut-off; The control signal of the signal output part output high level of described MCU, described the second electronic switch conducting, the control end of described the first electronic switch is low level, the first electronic switch conducting, described DC conversion modules and described the second memory block are connection status, by described DC conversion modules, are that described the first memory block and the second memory block power.
7. the power-supplying circuit based in claim 1 is realized a method for smart machine quick turn-on, it is characterized in that, comprises step:
While receiving start-up command, control the signal output part output control signal of MCU, so that the second memory block of the DC conversion modules of power-supplying circuit and smart machine is connection status;
Control the power module output services voltage of power-supplying circuit to described DC conversion modules, and the first memory block that is smart machine by DC conversion modules and the second memory block power;
Load the software code in described the first memory block, the hardware device of initialization smart machine, makes smart machine enter open state.
8. the method that realizes smart machine quick turn-on as claimed in claim 7, is characterized in that, also comprises step:
While receiving standby command, control the signal output part output control signal of MCU, so that the DC conversion modules of power-supplying circuit and the second memory block disconnect;
Control the power module output standby voltage of power-supplying circuit to described DC conversion modules, and be that described the first memory block powers by DC conversion modules;
Reduce the operating rate of described the first memory block, make smart machine enter holding state.
9. the method that realizes smart machine quick turn-on as claimed in claim 8, is characterized in that, described while receiving standby command, before controlling the step of signal output part output control signal of MCU, also comprises step:
Judge the software code of smart machine start and treat whether machine data is present in described the first memory block; If not, by the software code in the flash chip of smart machine and standby data Replica in described the first memory block.
10. the method that realizes smart machine quick turn-on as claimed in claim 6, is characterized in that, described while receiving start-up command, before controlling the step of signal output part output control signal of MCU, also comprises step:
Improve and store the software code of smart machine start and treat the operating rate of the first memory block of machine data.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310714924.3A CN103686017B (en) | 2013-12-20 | 2013-12-20 | Power-supplying circuit and the method for realizing smart machine quick turn-on |
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| CN201310714924.3A CN103686017B (en) | 2013-12-20 | 2013-12-20 | Power-supplying circuit and the method for realizing smart machine quick turn-on |
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| CN103686017A true CN103686017A (en) | 2014-03-26 |
| CN103686017B CN103686017B (en) | 2018-05-18 |
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| CN201310714924.3A Active CN103686017B (en) | 2013-12-20 | 2013-12-20 | Power-supplying circuit and the method for realizing smart machine quick turn-on |
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| CN103686017B (en) | 2018-05-18 |
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