CN103197750B - Embedded memory card control system and embedded memory card thereof - Google Patents
Embedded memory card control system and embedded memory card thereof Download PDFInfo
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- CN103197750B CN103197750B CN201210031235.8A CN201210031235A CN103197750B CN 103197750 B CN103197750 B CN 103197750B CN 201210031235 A CN201210031235 A CN 201210031235A CN 103197750 B CN103197750 B CN 103197750B
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- memory card
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The present invention is a kind of embedded memory card control system and embedded memory card thereof, this embedded memory card control system includes an embedded memory card and a master control set, one master controller of this embedded memory card and this master control set, one maintains power supply and action power connection, a dormancy program is had in embedded memory card, this dormancy program performs after reception one dormancy triggering command, and before being about to reply master controller one dormancy confirmation, first indicate the deep-sleep flag in a nonvolatile mnemon, maintenance power supply and action power all can be closed by master control set after the embedded memory card of triggering enters dormancy, save power consumption, when waking embedded memory card up, then return to standby fast with the sign of this deep-sleep flag.
Description
Technical field
The present invention is provided with embedded memory card control system about one, espespecially a kind of embedded memory card control system without power consumption park mode and embedded memory card thereof, this embedded memory card can stop the embedded memory card power supply of supply in time this embedded memory card not being read and write for a long time without power consumption dormancy control system, to save the consumption of stand-by electric, and still can after again supplying power supply, make embedded memory card return to standby fast, to read and write.
Background technology
Embedded memory card (embeded Multi Media Card, be called for short eMMC), it is mainly as the memory body of the tool such as Smartphone, panel computer memory function portable device, it is usually made into chip and is arranged in the electronic installation such as mobile phone or panel computer, also can be made circumscribed memory card.
Refer to Fig. 5, existing embedded memory card control system comprises embedded memory card 60 and a master control set 70, this embedded memory card 60 includes controller 61 and a mnemon 62, this master control set 70 is provided with a main control 71, and maintains power supply 72 and an action power 73, and this master controller 71 is connected with this action power 73, to control the keying of this action power 73, wherein, the controller 61 of this embedded memory card has a multimedia linkage interface 63 (MMC I/OBlock), one core voltage regulon 64 (Core Regulator) and a mnemon linkage interface 65 (NAND I/O Block), this multimedia linkage interface 63 connects for this master controller 71, this core voltage regulon 64 is in order to provide controller 61 required electric power of embedded memory card, and be connected with this maintenance power supply 72, this mnemon linkage interface 65 is connected with this mnemon 62, and this mnemon linkage interface 65 is connected with this action power 73 with this mnemon 62.
In above-mentioned embedded memory card control system, after master control set 70 opens this maintenance power supply 72 and action power 73, first need export a plurality of start-up command to the controller 61 of embedded memory card 60, a standby is entered after making this controller 61 perform a boot program, after entering this standby, this master control set 70 could start this embedded memory card 60 is assigned to read write command and read and write, and be make master control set 70 can when not needing to read and write the mnemon 62 of embedded memory card 60 closing motion power supply 73, therefore master control set 70 is understood a built-in dormancy trigger and is stored a dormancy triggering command, and the controller 61 built-in dormancy program of meeting of embedded memory card 60 and a park mode, this dormancy trigger and dormancy program are respectively as shown in FIG. 6 and 7, wherein, the master controller 71 of this master control set 70 first can export the controller 61 (S71) that this dormancy triggering command gives this embedded memory card 60, and start to judge whether reception one dormancy confirmation S72, and control master control set 70 and close this action power 73 (S73) after this dormancy confirmation of reception.
The controller 61 of this embedded memory card receives this dormancy trigger message S61, and meeting is S62 after confirmation can enter park mode, normally waits for a time delay (timeout), exports dormancy confirmation to this master control set 70 (S63); And enter this park mode S64.
The dormancy trigger built-in by above-mentioned master control set 70 and the built-in dormancy program of embedded memory card 60 coordinate, and embedded memory body control system can be allowed to enter park mode to save consumes power; And for making master control set 70 can wake embedded memory card 60 up, master control set 70 can store a wake-up trigger instruction further, to export in time will waking embedded memory card 60 up, and after exporting wake-up trigger instruction, recover the supply of action power, return back to standby to make this embedded memory card 60; Therefore, in order to the wake-up trigger instruction that master control set 70 exports will be received at any time after the controller 61 of above-mentioned embedded memory card 60 enters park mode, therefore, master control set 70 still must continue supply and maintain the electric power of power supply 72 to this multimedia linkage interface 63 and core voltage regulon 64, therefore, even if existing embedded memory card control system enters park mode, still need the electric power continuing the maintenance power supply 72 consuming master control set 70, long-time use is got off, still can waste many electric power, need improve to some extent.
Summary of the invention
After entering park mode in view of above-mentioned embedded memory card control system, master control set still needs to supply the technological deficiency maintaining power supply supply, and fundamental purpose of the present invention proposes a kind of embedded memory card control system and embedded memory card thereof.
The technical way used for reaching above-mentioned purpose makes this embedded memory card control system include a master control set and an embedded memory card, this master control set is provided with a master controller, and maintains power supply and an action power, and this master controller is electrically connected to this maintenance power supply and this action power, and control the keying of this maintenance power supply and action power; This embedded memory card includes:
One controller, there is a multimedia linkage interface, a core voltage regulon and a mnemon linkage interface, and a built-in dormancy program, a standby and a park mode, and store a dormancy confirmation, and the master controller of this multimedia linkage interface and this master control set and maintain power supply and be connected, this core voltage regulon is connected with this maintenance power supply, and this mnemon linkage interface is then connected with this action power; And
One mnemon, be non-volatile storage media (non-volatile memory), and this mnemon linkage interface is connected with the action power of this master control set, and is set with a deep-sleep flag (deep sleep flag);
This dormancy program performs receive a dormancy triggering command in this standby of controller after, this controller is after the embedded memory card of confirmation can enter park mode, prior to indicating this deep-sleep flag in this mnemon, then export this dormancy confirmation and enter this park mode; When wherein this deep-sleep flag is in order to again to recover maintaining power interruption, as the basis for estimation whether directly entering this standby;
This master control set then in have a dormancy trigger, and store a dormancy triggering command, this dormancy trigger then first exports this dormancy triggering command, and after this dormancy confirmation of reception closing motion power supply, then can close to maintain after power supply in judgement and close this maintenance power supply.
In the embedded memory card control system of the present invention, controller due to this embedded memory card first can indicate the deep-sleep flag in this mnemon before entering park mode, and using the sign of this deep-sleep flag whether as determining the basis for estimation whether directly entering standby, master control set is triggered after embedded memory card enters park mode to close to maintain power supply, and still after reopening maintenance power supply, standby can be entered by the embedded memory card of fast wake-up, therefore, master control set of the present invention just can be closed and be maintained power supply after the embedded memory card of triggering enters park mode, reach the object of saving power consumption.
The technical way used for reaching above-mentioned purpose makes this embedded memory card include:
One controller, has a multimedia linkage interface, a core voltage regulon and a mnemon linkage interface, and a built-in dormancy program, a standby and a park mode, and store a dormancy confirmation; And
One mnemon, is non-volatile storage media, and is connected with this mnemon linkage interface, and be set with a deep-sleep flag;
This dormancy program performs receive a dormancy triggering command in this standby of controller after, this controller is after the embedded memory card of confirmation can enter park mode, first indicate the deep-sleep flag of this mnemon, then export this dormancy confirmation and enter this park mode; Wherein this deep-sleep flag is used to working power that multimedia linkage interface and core voltage regulon connect when interrupting and again recover, as the basis for estimation whether directly entering this standby.
Because above-mentioned embedded memory card first can indicate the deep-sleep flag of this mnemon before entering park mode, and to enter sleep modes before be shown in the deep-sleep flag of nonvolatile memory unit, as determining the basis for estimation whether directly entering standby, therefore can close after the embedded memory card of triggering the present invention enters park mode for master control set and maintain power supply, reach the effect of saving electric power.
Accompanying drawing explanation
Fig. 1 is the circuit box schematic diagram of the embedded memory card control system of the present invention.
Fig. 2 is the dormancy program flow diagram of the embedded memory card of the present invention.
Fig. 3 is the dormancy trigger process flow diagram of master control set of the present invention.
Fig. 4 is the wake up procedure process flow diagram of master control set of the present invention.
Fig. 5 is the circuit box schematic diagram of existing embedded memory card control system.
Fig. 6 is the dormancy trigger process flow diagram of existing master control set.
Fig. 7 is the dormancy program flow diagram of existing embedded memory card.
Main element symbol description
10 master control set 11 master controllers
12 maintain power supply 13 action power
20 embedded memory card 21 controllers
22 multimedia linkage interface 23 core voltage regulons
24 mnemon linkage interface 25 mnemons
60 embedded memory card 61 controllers
62 mnemon 63 multimedia linkage interfaces
64 core voltage regulon 65 mnemon linkage interfaces
70 master control set 71 master controllers
72 maintain power supply 73 action power
Embodiment
Refer to Fig. 1, the present invention includes master control set 10 and an embedded memory card 20 without the embedded memory card control system of power consumption park mode, this master control set 10 is provided with a master controller 11, and maintains power supply 12 and an action power 13, and this master controller 11 is electrically connected to this maintenance power supply 12 and this action power 13, and control the keying of this maintenance power supply 12 and action power 13;
This embedded memory card 20 includes:
One controller 21, there is a multimedia linkage interface 22, one core voltage regulon 23 and a mnemon linkage interface 24, and a built-in dormancy program, one standby and a park mode, and store a dormancy confirmation, and the master controller 11 of this multimedia linkage interface 22 and this master control set 10 and maintain power supply 12 and be connected, this core voltage regulon 23 is connected with this maintenance power supply 12, this mnemon linkage interface 24 is connected with this action power 13, using this maintenance power supply 12 as the working power of this multimedia linkage interface 22 and core voltage regulon 23, and using this action power 13 as the working power of this mnemon linkage interface 24, and
One mnemon 25, for non-volatile storage media (non-volatile memory), and be connected with this mnemon linkage interface 24 and this action power 13, with the working power of this action power 13 as this mnemon 25, and this mnemon 25 is set with a deep-sleep flag.
Above-mentioned is the structure of embedded memory card control system, below please further illustrate the flow process that master control set 10 and embedded memory card 20 enter dormancy:
Please coordinate further and consult Fig. 2, after this controller 21 of this dormancy program receives this dormancy triggering command S11 in standby, perform following steps:
Confirmation can enter dormancy S12, in the present embodiment, enters next step after waiting for a time delay;
Indicate the deep-sleep flag S13 in mnemon 25, in the present embodiment, this deep-sleep flag can in mnemon 25 memory bit (Bit) representative, to revise this memory bit for 1, represent and indicated this deep-sleep flag;
Export this dormancy confirmation S14;
Enter this park mode S15, after entering park mode, then etc. power supply 12 to be maintained is closed, and whether indicated deep-sleep flag with this mnemon, as determining the basis for estimation whether directly entering this standby, in the present embodiment, this controller 21 receives a wake-up trigger instruction in entering park mode after, then cancel the sign of this deep-sleep flag and return to standby, and this controller 21 built-in awakening mode further, and enter park mode in controller 21 and maintain power supply 12 and interrupt and recover, and judge that this deep-sleep flag indicates, and before will standby being entered, be introduced into awakening mode, if receive this wake-up trigger instruction in this awakening mode, directly enter this standby, if receive one to reset instruction in this awakening mode, then just enter this standby after first performing a boot program.
For coordinating the dormancy program triggering above-mentioned embedded memory card, and embedded memory card is waken up after embedded memory card enters dormancy, therefore the present invention a built-in dormancy trigger and wake up procedure in master control set, and store to wake up the wake-up trigger instruction of this embedded memory card and reset instruction, and this dormancy trigger is as shown in Figure 3, comprises following steps:
Export this dormancy triggering command S21;
Detect and whether receive this dormancy confirmation S22, closing motion power supply S23 after reception, and enter next step;
Detect whether can close and maintain power supply 12 (S24), if then enter next step; In the present embodiment, wait for a time delay, if do not read and write embedded memory card 20 within master control set 10 this time delay, then judge to close to maintain power supply 12; Otherwise, then do not close and maintain power supply 12, and first export this wake-up trigger instruction when master control set 10 is for reading and writing embedded memory card 20, make this controller 21 receive wake-up trigger instruction and return to standby from park mode;
Close and maintain power supply S25.
So, action power 13 and maintenance power supply 12 are closed by this master control set 10, to save the power consumption of master control set 10 when user does not read and write embedded memory card 20 for a long time.
Please consult Fig. 4 further again, the wake up procedure of this master control set 10 then comprises following steps:
Open and maintain power supply S31, make this embedded memory card 20 interpretation deep-sleep flag indicate and enter awakening mode;
Export this and reset instruction or this wake-up trigger instruction S32, enter standby after making embedded memory card first perform boot program or directly enter standby.
The present invention mainly makes embedded memory card 20 in embedded memory card control system before output dormancy confirmation, first indicate the deep-sleep flag in nonvolatile mnemon 25, and deep-sleep flag does not disappear because maintenance power supply 12 is closed, and after interrupting in maintenance power supply 12 and again recovering, whether interpretation dormancy flag is indicated the basis for estimation as armed state whether directly can be entered, so, even if master control set 10 is closed maintain power supply 12, embedded memory card 20 still can be allowed to return to armed state at any time, therefore the embedded memory card control system of the present invention, maintenance power supply 12 can be closed by master control set 10 wherein after the embedded memory card 20 of triggering enters dormant state, save the electric power that master control set 10 consumes, reach the effect of power saving.
In sum, embedded memory card control system of the present invention, after embedded memory card enters park mode, have in maintaining the effect that can enter standby after power-off is opened again fast, make master control set can close maintenance power supply further, reach the effect of embedded memory card control system dormancy without power consumption, save electrical source consumption.
Claims (7)
1. an embedded memory card control system, it is characterized in that, include a master control set and an embedded memory card, this master control set is provided with a master controller, and maintains power supply and an action power, and this master controller is electrically connected to this maintenance power supply and this action power, and control the keying of this maintenance power supply and action power; This embedded memory card includes:
One controller, there is a multimedia linkage interface, a core voltage regulon and a mnemon linkage interface, and a built-in dormancy program, a standby and a park mode, and store a dormancy confirmation, and the master controller of this multimedia linkage interface and this master control set and maintain power supply and be connected, this core voltage regulon is connected with this maintenance power supply, and this mnemon linkage interface is then connected with this action power; And
One mnemon is non-volatile storage media, and is set with a deep-sleep flag in mnemon;
This dormancy program performs receive a dormancy triggering command in this standby of controller after, this controller is after the embedded memory card of confirmation can enter park mode, first indicate the deep-sleep flag in this mnemon, then export this dormancy confirmation and enter this park mode; When wherein this deep-sleep flag is in order to again to recover maintaining power interruption, as the basis for estimation whether directly entering this standby;
This master control set then in have a dormancy trigger, and store a dormancy triggering command, this dormancy trigger then first exports this dormancy triggering command, and after this dormancy confirmation of reception closing motion power supply, then can close to maintain after power supply in judgement and close this maintenance power supply;
Wherein, described master control set stores one and resets instruction and a wake-up trigger instruction, to export the controller giving embedded memory card; This controller then built-in awakening mode further, and before judgement has indicated this deep-sleep flag and has been about to enter this standby, be introduced into this awakening mode, if directly enter this standby receive this wake-up trigger instruction in awakening mode after; If receive this to reset instruction in awakening mode, then just enter this standby after first performing a boot program.
2. embedded memory card control system as claimed in claim 1, is characterized in that, described controller, after entering park mode, if receive this wake-up trigger instruction in the non-intercourse of this maintenance power supply, is then deleted this deep-sleep flag and returns to standby.
3. embedded memory card control system as claimed in claim 2, is characterized in that, described deep-sleep flag with the memory bit representative in mnemon, and to revise this memory bit for 1, represents and indicated this deep-sleep flag.
4., as the embedded memory card control system as described in arbitrary in claims 1 to 3, it is characterized in that, described master control set is a built-in wake up procedure further, and this wake up procedure comprises following steps:
Open and maintain power supply;
Export this and reset instruction or this wake-up trigger instruction.
5. an embedded memory card, is characterized in that, includes:
One controller, has a multimedia linkage interface, a core voltage regulon and a mnemon linkage interface, and a built-in dormancy program, a standby and a park mode, and store a dormancy confirmation; And
One mnemon is non-volatile storage media, and with this mnemon linkage interface, and in mnemon, be set with a deep-sleep flag;
This dormancy program performs receive a dormancy triggering command in this standby of controller after, this controller is after the embedded memory card of confirmation can enter park mode, first indicate the deep-sleep flag in this mnemon, then export this dormancy confirmation and enter this park mode; Wherein this deep-sleep flag is in order to when the working power of multimedia linkage interface and core voltage regulon is interrupted and again recovered, as the basis for estimation whether directly entering this standby;
Wherein, described controller is a built-in awakening mode further, and before judgement has indicated this deep-sleep flag and has been about to enter this standby, is introduced into this awakening mode, if directly enter this standby receive a wake-up trigger instruction in awakening mode after; If receive one to reset instruction in awakening mode, then just enter this standby after first performing a boot program.
6. embedded memory card as claimed in claim 5, it is characterized in that, described controller is after entering park mode, if receive this wake-up trigger instruction in the non-intercourse of working power of this multimedia linkage interface and core voltage regulon, then cancel the sign of this deep-sleep flag and return to standby.
7. embedded memory card as claimed in claim 6, is characterized in that, described deep-sleep flag with the memory bit representative in mnemon, and to revise this memory bit for 1, represents and indicated this deep-sleep flag.
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| CN201210031235.8A CN103197750B (en) | 2012-01-09 | 2012-01-09 | Embedded memory card control system and embedded memory card thereof |
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| CN201210031235.8A CN103197750B (en) | 2012-01-09 | 2012-01-09 | Embedded memory card control system and embedded memory card thereof |
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| CN103197750B true CN103197750B (en) | 2015-10-28 |
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| CN111506351A (en) * | 2020-04-03 | 2020-08-07 | 珠海市一微半导体有限公司 | Deep sleep method, wake-up method and sleep and wake-up method for system on chip |
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| TW200939020A (en) * | 2008-01-31 | 2009-09-16 | Samsung Electronics Co Ltd | Memory systems and methods of initiallizing the same |
| CN101727330A (en) * | 2008-10-24 | 2010-06-09 | 亮发科技股份有限公司 | Memory card and non-volatile memory controller thereof |
| CN101859173A (en) * | 2009-04-10 | 2010-10-13 | 陈仲文 | Electronic device for reducing power consumption during sleep mode of computer motherboard and motherboard thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7594135B2 (en) * | 2003-12-31 | 2009-09-22 | Sandisk Corporation | Flash memory system startup operation |
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| CN200979691Y (en) * | 2006-08-25 | 2007-11-21 | 鍏博科技股份有限公司 | A memory card display device |
| TW200939020A (en) * | 2008-01-31 | 2009-09-16 | Samsung Electronics Co Ltd | Memory systems and methods of initiallizing the same |
| CN101727330A (en) * | 2008-10-24 | 2010-06-09 | 亮发科技股份有限公司 | Memory card and non-volatile memory controller thereof |
| CN101859173A (en) * | 2009-04-10 | 2010-10-13 | 陈仲文 | Electronic device for reducing power consumption during sleep mode of computer motherboard and motherboard thereof |
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