CN100489737C - Data processing electronic device possessing double CPU - Google Patents
Data processing electronic device possessing double CPU Download PDFInfo
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- CN100489737C CN100489737C CNB2006100725092A CN200610072509A CN100489737C CN 100489737 C CN100489737 C CN 100489737C CN B2006100725092 A CNB2006100725092 A CN B2006100725092A CN 200610072509 A CN200610072509 A CN 200610072509A CN 100489737 C CN100489737 C CN 100489737C
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Abstract
The present invention relates to a data processing electronic device having double central processing unit (CPU) which includes a first central processing unit and a second central processing unit, wherein the first central processing unit is connected to the second central processing unit. The first central processing unit is a lower power type central processing unit and is used for executing a first program (Process) needing long executing time. The second central processing unit is a central processing unit having stronger arithmetic ability than the first central processing unit and is used for executing a second program needing quick arithmetic. The first central processing unit can output interrupt signals to the second central processing unit to order the second central processing unit to execute the second program. The second central processing unit can output interrupt signals to the first central processing unit to order the first central processing unit to transfer the data processed by the first program.
Description
Technical field
The present invention relates to a kind of data processing electronic installation, particularly a kind of data processing electronic installation in conjunction with two different attribute central processing units with two central processing units (CPU).
Background technology
Existing data processing electronic installation with two central processing units (CPU), the computer main frame panel of for example two central processing units, two central processing units that it disposed all are the central processing units that will adopt same model, and this kind circuit design is not very suitable for some special applications (Applications).Because on some special applications, necessarily require the very power saving and anti-of data processing electronic installation in long running, and the data processing electronic installation must be handled provisional extensive work amount of paying again, the task of for example a large amount of computings, and this extensive work amount must be finished within the short time at the utmost point.Therefore, the circuit design of data processing electronic installation be must be enough to competent special applications program its under long-time and power saving, carry out, and the data processing electronic installation must possess dynamical arithmetic capability again, yet the configuration of dynamical arithmetic capability must be paid the cost of high electric power often.In fact, adopt two real demands that are difficult to satisfy special applications of the data processing electronic installation for same model central processing unit.
The inventor is because above-mentioned existing disappearance with data processing electronic installation of two central processing units, is urgently think to invent to improve and invent out a kind of data processing electronic installation in conjunction with two different attribute central processing units.
Summary of the invention
The present invention's first purpose provides a kind of data processing electronic installation with two central processing units, and it has high arithmetic capability concurrently, and can be anti-in long running under the power saving condition.
The present invention's second purpose provides a kind of data processing electronic installation with two central processing units, it has high arithmetic capability concurrently, and can be anti-in long running under the power saving condition, simultaneously, one of them central processing unit adds the task of data processing according to the data volume state to make another central processing unit.
For reaching above-mentioned purpose of the present invention, the invention provides a kind of data processing electronic installation with two central processing units (CPU), comprising: first central processing unit and second central processing unit, wherein, first central processing unit is to connect second central processing unit.First central processing unit is a power type central processing unit, is used for carrying out first program (Process) that needs the long execution time.Second central processing unit is one compared to the more powerful central processing unit of the computing power of first central processing unit, is used for carrying out second program that needs quick computing.First central processing unit is exportable look-at-me to the second central processing unit, thereby makes second central processing unit carry out second program.Second central processing unit is exportable look-at-me to the first central processing unit, transmits by first program institute data processed thereby first central processing unit is carried out.
For making those of ordinary skills understand purpose of the present invention, feature and effect, now by following specific embodiment, and conjunction with figs., to the present invention illustrate in detail as after.
Description of drawings
Fig. 1 shows the circuit block diagram of data processing electronic installation of the present invention.
Fig. 2 shows the state model figure of the present invention's first central processing unit and second central processing unit.
The invention process that shows Fig. 3 detects and the circuit block diagram of the data processing electronic installation of the application of human body heartbeat signal.
The reference numeral explanation:
10 data processing electronic installations
11 first central processing units
13 second central processing units
15 displays
16 aerial lugs
17 buttons
18 power management circuitry
20 storage cards
111 first programs
131 second programs
Embodiment
See also Fig. 1, the structure feature of data processing electronic installation 10 of the present invention is to finish an application (Application) jointly in conjunction with the central processing unit 11,13 of two different attributes.According to data processing electronic installation 10 disclosed circuit structures of the present invention, be that be particularly suitable for going on the one hand carrying out need be under can the using electricity wisely power condition and program for a long time, on the other hand, can go to carry out the program that need calculate the result fast again.
First central processing unit 11 is power type central processing unit, and is to be used for carrying out first program (Process) 111 that needs the long execution time.Second central processing unit 13 is the more powerful central processing units of arithmetic capability, and is second program 131 that needing to be used for quick computing.First central processing unit 11 is to be connected in second central processing unit 13, and the connection means be can adopt that bus electrically connects, the connection by optical signal transmission, the connection by voice signal.
In Fig. 2, first central processing unit 11 and second central processing unit 13 have three state models separately, and it is respectively initially (Initialize) pattern, execution (Run) pattern, standby (Slow) pattern.When first central processing unit 11 and 13 starts (Power On) of second central processing unit, at this moment, the initial program of initial (Initialize) pattern under first central processing unit 11 and second central processing unit 13 are carried out separately.After the initial program under first central processing unit 11 is finished execution, enter execution pattern immediately, if in execution pattern, first central processing unit 11 has been finished all programs of execution, then enters standby mode automatically, to save electricity consumption.After the initial program under second central processing unit 13 is finished execution, enter execution pattern immediately, if in execution pattern, second central processing unit 13 has been finished all programs of execution, then enters standby mode automatically, to save electricity consumption.
In Fig. 2, first central processing unit 11 can initiatively be exported look-at-me and give second central processing unit 13, transfers to execution pattern to make second central processing unit 13 from standby mode.In like manner, second central processing unit 13 can initiatively be exported look-at-me and give first central processing unit 11, transfers to execution pattern to make second central processing unit 13 from standby mode.Similarly, second central processing unit, 13 exportable look-at-me to the first central processing units 11, thus transmit by 111 data processed of first program to make first central processing unit 11 carry out.
See also Fig. 3, the present invention further discloses with decryption and handles electronic installation 10 by the exemplary applications of beating of a detection and human body heart.First central processing unit 11 connects some sensors (figure does not show), and those sensors are contacted with near the human heart.First central processing unit 11 is carried out extraneous data collection program under execution pattern, this extraneous data collection program is the example program of first program 111.Though carrying out extraneous data collection program 111 for a long time, yet because the electric power that first central processing unit 11 is consumed is extremely low, therefore, first central processing unit 11 is enough to the task of competent extraneous data aggregation under execution pattern always.
Above-mentioned first program 111 further comprises man-machine attention program, carrying out man-machine attention program by first central processing unit 11 comes output sound or light source to extraneous, to allow data processing electronic installation 10 notify it just collecting at present in those extraneous data to the external world.The end user who uses data processing electronic installation 10 just can be from the prompting of sound or light source, and knows that data processing electronic installation 10 collecting those extraneous data.
In Fig. 3, the internal circuit example of first central processing unit 11 and even include less: (GPIO), universal asynchronous receiver transmitter (UART) are gone in 16 risc cores (16 Bit RISC Core), 12 Bit A/D converters (12 Bit ADC), universal output.Above-mentioned first program (Process) 111 can be adopted with the firmware means and be realized, and can in be built in first central processing unit 11.The internal circuit example of second central processing unit 13 and even include less: (GPIO) gone in 16/32 ARM core (16/32 Bit ARM Core), random access memory (RAM), flash memory (Flash Memory), external memory transmission interface (EMI), serial circumference interface (SPI), two universal asynchronous receiver transmitters (UART), universal output.The second above-mentioned program 131 can be adopted with the firmware means and be realized, and can in be built in second central processing unit 13.
Moreover, when first central processing unit 11 reaches a scheduled volume when the data volume of collecting, first central processing unit 11 of this moment can be via first program 111 of execution, export look-at-me to the second central processing unit 13, afterwards, 13 of second central processing units enter execution pattern and carry out the Data Receiving program, come from the electrocardio digitalized data corresponding to extraneous data that first central processing unit 11 is transmitted with reception.Carry out one of them the example program that the Data Receiving program is second program 131.Note that: in order to reach the effect of globality economize on electricity, second central processing unit 13 before not receiving look-at-me may be to be under the standby mode, once receiving look-at-me, second central processing unit 13 is carried out Data Receiving program 131 immediately, even, then carry out data display program 131, with electrocardio digitalized data calculation process electric wave figure or other figure relevant intentionally with electrocardio, to be presented at man-machine output unit 15, for example: display.Above-mentioned electrocardio ripple figure is the video data that is used for display 15.
The scheduled volume size of the data volume that above-mentioned first central processing unit 11 will be collected is can the elasticity adjustment.When scheduled volume is adjusted in a small amount, then second central processing unit 13 just can be finished within the short time at the utmost point and analyze those data, and then demonstration electrocardio ripple figure or other relevant figure with electrocardio, so, then make data processing electronic installation 10 of the present invention further possess the ability of data in real time collection and data in real time analyzing and processing.
Moreover when second central processing unit 13 was finished data processing, second central processing unit 13 also can initiatively require it to transmit the electrocardio digitalized data to first central processing unit 11.Second central processing unit 13 can be given first central processing unit 11 by transmitting look-at-me, reaches requirement and transmits the electrocardio digitalized data.
Though, being in electric power that second central processing unit 13 under the execution pattern consumed can be greater than first central processing unit 11, still, because second central processing unit, 13 arithmetic capabilities are powerful, can finish computing within the short time and obtain the result at the utmost point, and enter standby mode more immediately.Therefore, under the electricity consumption situation of economy, can allow data processing electronic installation 10 can possess the ability that presents result fast.
Moreover data processing electronic installation 10 further comprises aerial lug 16, and it is used for connecting external electronic.The concrete means of aerial lug 16 can adopt card connector, its storage card 20 that is used for pegging graft.Under execution pattern, second central processing unit 13 is carried out the data write-in programs, with electrocardio digitalized data or corresponding electrocardio ripple graphics memory in storage card 20.Finish after the data write-in program, second central processing unit 13 enters standby mode immediately again.The data write-in program is one of them example program of second program 131.
The external electronic that said external connector 16 is connected is to belong to remote electronic device, and its concrete example, be to be remote data processing system, in view of the above, data processing electronic installation 10 can be with the transmission pipeline of data via aerial lug 16, and send remote data processing system to, again by the continue processing operation of those data of remote data processing system.Certainly, remote data processing system can also transmit data to data processing electronic installation 10 via the transmission pipeline of aerial lug 16.
Moreover data processing electronic installation 10 further comprises human machine input device 17, for example: and at least more than one button, and human machine input device 17 is to electrically connect second central processing unit 13.The signal of those buttons 17 is to be handled by second central processing unit 13.Indicate second central processing unit 13 to carry out some functions (Functions) by pushing of those buttons 17.The button 17 that for example is denoted as " storage (Store) " is after being pressed, and second central processing unit 13 is carried out above-mentioned data write-in program 131.The button 17 that for example is denoted as " record (Record) " again is after being pressed, and second central processing unit 13 can be exported look-at-me and give first central processing unit 11 via carrying out firmware, carries out extraneous data collection program 111 to make first central processing unit 11.
Moreover data processing electronic installation 10 optionally comprises power management circuitry 18, and it electrically connects second central processing unit 13.Power management circuitry 18 is mainly used to manage the power supply electric power of second central processing unit 13.
For the exemplary applications of beating of above-mentioned disclosed detection and human body heart, first program 111 is to belong to previous operations, and second program 131 is to belong to rearmounted operation.First program 111 and second program 131 have association each other.
Data processing electronic installation 10 of the present invention reaches and notifies the other side to be transferred to execution pattern from standby mode by the means of central processing unit 11,13 transmission look-at-mes.Its operation situation of data processing electronic installation 10 in the use, in all running times, the execution time of first program 111 is the very big ratio that has occupied all running times, and relatively, and the execution time of second program 131 has only occupied the minimum ratio of all running times.Therefore, one aspect of the present invention uses first central processing unit 11 of low-power type to carry out first program 111, thereby it is anti-in long running to exchange data processing electronic installation 10 for; The present invention uses second central processing unit 13 of quick computing type to carry out second program 111 on the other hand, thereby under the keyholed back plate that effectively economizes on electricity, is the quick output that can exchange data processing electronic installation 10 for.
The advantage that the present invention has the data processing electronic installation of two central processing units is under the condition of whole power saving, can be anti-in long normal operation, and this is advantage of the present invention and effect is promoted the place.
The application of beating of above-mentioned detection and human body heart, only as the exemplary applications of data processing electronic installation of the present invention, the present invention is not limited to above-mentioned disclosed application for it.All those of ordinary skills; according to spirit disclosed in this invention; data processing electronic installation of the present invention can be implemented in various application, it all is to belong in the category of the present invention that all this changes, and protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (21)
1. data processing electronic installation with two central processing units comprises:
One first central processing unit is a power type central processing unit, and is to be used for carrying out first program that needs the long execution time;
One second central processing unit is a central processing unit stronger than the computing power of this first central processing unit, and is to be used for carrying out second program that needs quick computing;
Wherein, this first central processing unit is to connect this second central processing unit, and this first central processing unit be output one look-at-me to this second central processing unit, thereby make this second central processing unit carry out this second program; This second central processing unit is exported a look-at-me to this first central processing unit, thereby makes this first central processing unit carry out this first program.
2. data processing electronic installation as claimed in claim 1, wherein, the state model of this second central processing unit is to comprise: an originate mode, an execution pattern, a standby mode.
3. data processing electronic installation as claimed in claim 2 wherein, is in second central processing unit in the standby mode, is after being used for receiving the look-at-me of this first central processing unit, and is transferred to this execution pattern.
4. data processing electronic installation as claimed in claim 1, wherein, this first program is to comprise: an extraneous data collection program.
5. data processing electronic installation as claimed in claim 4, wherein, when collected extraneous data arrived a scheduled volume, first central processing unit of this moment was exported this look-at-me to this second central processing unit, thereby makes this second central processing unit carry out this second program.
6. data processing electronic installation as claimed in claim 4, wherein, when this second central processing unit is finished the processing of these extraneous data, this second central processing unit is initiatively exported a look-at-me to this first central processing unit, gives this second central processing unit thereby make this first central processing unit carry out these extraneous data of transmission.
7. data processing electronic installation as claimed in claim 4, wherein, this first program further comprises: a man-machine attention program, thereby make that this this man-machine attention program of first central processing unit execution can be exported a sound or a light source is extremely extraneous, to allow this data processing electronic installation notify it to collect these extraneous data at present to the external world.
8. data processing electronic installation as claimed in claim 1, wherein, the state model of this first central processing unit comprises: an originate mode, an execution pattern, a standby mode.
9. data processing electronic installation as claimed in claim 8, wherein, when this second central processing unit was exported a look-at-me to this first central processing unit, this first central processing unit entered execution pattern.
10. data processing electronic installation as claimed in claim 8, wherein, after the complete all programs of this first central processing unit, this first central processor enters this standby mode automatically.
11. data processing electronic installation as claimed in claim 1, wherein, this second program comprises: a Data Receiving program.
12. data processing electronic installation as claimed in claim 1, wherein, this second program comprises: a data display program.
13. data processing electronic installation as claimed in claim 1, wherein, this second program comprises: a data write-in program.
14. data processing electronic installation as claimed in claim 1, wherein, this data processing electronic installation further comprises:
One man-machine output unit is to electrically connect this second central processing unit, and the video data of this man-machine output unit is by this second central processing unit processing and provides;
At least more than one human machine input device is to electrically connect this second central processing unit, and the signal of this human machine input device is to be handled by this second central processing unit;
One power management circuitry is to electrically connect this second central processing unit.
15. data processing electronic installation as claimed in claim 14, wherein, this man-machine output unit is a display.
16. data processing electronic installation as claimed in claim 14, wherein, this human machine input device is at least one button.
17. data processing electronic installation as claimed in claim 14, wherein, this data processing electronic installation further comprises: an aerial lug is to electrically connect this second central processing unit.
18. data processing electronic installation as claimed in claim 17, wherein, this aerial lug is a card connector.
19. data processing electronic installation as claimed in claim 17, wherein, this aerial lug is to be used for connecting a remote electronic device.
20. data processing electronic installation as claimed in claim 19, wherein, this remote electronic device is a remote data processing system.
21. data processing electronic installation as claimed in claim 2, wherein, after the complete all programs of this second central processing unit, this second central processing unit enters this standby mode automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100725092A CN100489737C (en) | 2006-04-11 | 2006-04-11 | Data processing electronic device possessing double CPU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100725092A CN100489737C (en) | 2006-04-11 | 2006-04-11 | Data processing electronic device possessing double CPU |
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| Publication Number | Publication Date |
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| CN101055491A CN101055491A (en) | 2007-10-17 |
| CN100489737C true CN100489737C (en) | 2009-05-20 |
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| CNB2006100725092A Active CN100489737C (en) | 2006-04-11 | 2006-04-11 | Data processing electronic device possessing double CPU |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108577828A (en) * | 2018-01-31 | 2018-09-28 | 希蓝科技（北京）有限公司 | Cardioelectric monitor system and its control method |
| CN109884878B (en) * | 2019-02-26 | 2023-02-24 | 珠海格力电器股份有限公司 | Control circuit with switching function and switching method of control circuit |
| CN110413098B (en) * | 2019-07-31 | 2021-11-16 | 联想(北京)有限公司 | Control method and device |
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| CN101055491A (en) | 2007-10-17 |
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