CN110069121A - A kind of portable embedded equipment power-supply management system and terminating machine - Google Patents
A kind of portable embedded equipment power-supply management system and terminating machine Download PDFInfo
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- CN110069121A CN110069121A CN201910285033.8A CN201910285033A CN110069121A CN 110069121 A CN110069121 A CN 110069121A CN 201910285033 A CN201910285033 A CN 201910285033A CN 110069121 A CN110069121 A CN 110069121A
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- 238000004891 communication Methods 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 9
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- 238000001514 detection method Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000007726 management method Methods 0.000 description 22
- 230000006870 function Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000003471 anti-radiation Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- PRGXFAWAMOFULD-UHFFFAOYSA-N 2-(methylamino)-1-(2-methylphenyl)propan-1-one Chemical compound CNC(C)C(=O)C1=CC=CC=C1C PRGXFAWAMOFULD-UHFFFAOYSA-N 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
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- Engineering & Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The present invention provides a kind of portable embedded equipment power-supply management system and terminating machine, comprising: processor, memory card, memory, memory, communication interface, JTAG module and power module；Processor is configured at least one EDMA3 interface, at least one MMC/SD controller, II2 controller, MCBSP interface, UART controller interface, LCD controller interface, at least one audio VPIF interface, upp communication interface, USB2.0 control interface, USB control interface, the EMAC network communication interface of at least one 10/100Mhz, at least SATA control interface and at least MDIO control interface all the way all the way.System power dissipation can be reduced by the setting to power management chip, can be realized reliable power supply, and increases the stand-by time of electronic product.Stand-by power consumption is uA grades, therefore can guarantee in the standby state once also can permanent electric power storage.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of portable embedded equipment power-supply management system and terminals
Machine.
Background technique
As the Embedded Handhold Terminals product function such as PDA, mobile phone is continuously increased, power consumption is also being continuously increased.How
Electronic product functional diversities are not reduced, do not reduce hsrdware requirements, additionally it is possible to be realized reliable power supply, and be increased electronic product
Stand-by time is current technical problem urgently to be resolved.
Summary of the invention
In order to overcome the deficiencies in the prior art described above, the present invention, which provides one kind, can be realized reliable power supply, and increase
The portable embedded equipment power-supply management system of the stand-by time of electronic product, comprising: processor, memory card, memory, storage
Device, communication interface, JTAG module and power module；
Memory card, memory, memory, communication interface, JTAG module are connect with processor respectively；
Processor configured at least one EDMA3 interface, at least one MMC/SD controller, at least one II2 controller,
At least one MCBSP interface, UART controller interface, at least one LCD controller interface, at least one audio VPIF interface,
At least one upp communication interface, at least one USB2.0 control interface, at least one USB control interface, at least one 10/
The EMAC network communication interface of 100Mhz, at least SATA control interface and at least MDIO control interface all the way all the way.
Explanation is needed further exist for, processor uses OMAPL138；
Power module includes TPS65070 to realize to processor power supply and timing control.
Need further exist for explanation, processor be also configured with watchdog circuit, sensor interface, LCD display interface,
SPI communication interface and RJ45 network interface.
Explanation is needed further exist for, power module further includes PMIC power management chip, is configured at least two DC/DC
It is inputted with the input power of at least two LDO, 3.7V from AC pin, the voltage of 2.5~6V is exported from SYSOUT pin, respectively
DC/DC1, DC/DC2, DC/DC3, LDO1, LDO2 module provide voltage input, export at least two road DC/DC and at least two
A road LDO voltage.
Explanation is needed further exist for, power module realizes the control of switching on and shutting down, power supply electricity by the distribution of veneer voltage
Pressure detection, radio field intensity detection, ambient detection and electrifying timing sequence control；
After system starting, power module enters the state machine of power supply control to control, when veneer is under power-down mode
PMIC be it is in running order, detected whether by the POWER OFF/ON pin of PMIC booting by next key pressing, pressing
When key is not pressed, POWER OFF is in close state, SYS=OFF, other power supplys of PMIC are not in this condition
There is any voltage of output；
The SYS=ON when POWER OFF is on state, PMIC output voltage start for system；
The stand-by power consumption of PMIC is uA rank under the state that is not powered on.
Explanation is needed further exist for, communication interface includes: MAX232 module, and UART interface, ESD circuit and USB connect
Mouthful；
Processor connects UART interface by MAX232 module；
Processor connects USB interface by ESD circuit.
Explanation is needed further exist for, memory includes: NAND FLASH memory and SPI FLASH memory；
Memory card includes: TF card and ESD circuit；
TF card is connect by ESD circuit with processor.
A kind of terminating machine with portable embedded equipment power-supply management system, comprising: portable embedded equipment power supply pipe
Reason system.
As can be seen from the above technical solutions, the invention has the following advantages that
The portable embedded device systems of the present invention can complete predetermined function, and can be dropped by the setting to power management chip
Low system power dissipation can be realized reliable power supply, and increase the stand-by time of electronic product.Stand-by power consumption is uA grades, therefore can
Guarantee in the standby state once also can permanent electric power storage.
Portable embedded equipment power-supply management system provided by the invention develops to chip type, miniaturization；With low function
Consumption highly reliable, anti-radiation meets high-end field；Develop to integrated modular；With multi-functional.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in description will be made below simple
Ground introduction, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill
For personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is portable embedded equipment power-supply management system embodiment schematic diagram.
Specific embodiment
It in order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below will be with specific
Examples and drawings, the technical solution protected to the present invention are clearly and completely described, it is clear that implementation disclosed below
Example is only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiment in this patent, the common skill in this field
Art personnel all other embodiment obtained without making creative work belongs to the model of this patent protection
It encloses.
The present invention provides a kind of portable embedded equipment power-supply management system, as shown in Figure 1, comprising: processor 1, storage
Card, memory 2, memory, communication interface, JTAG module 3 and power module 4；Memory card, memory 2, memory, communication interface,
JTAG module 3 is connect with processor 1 respectively；Processor 1 is controlled configured at least one EDMA3 interface, at least one MMC/SD
Device, at least one II2 controller, at least one MCBSP interface, UART controller interface, at least one LCD controller interface,
At least one audio VPIF interface, at least one upp communication interface, at least one USB2.0 control interface, at least one USB control
Interface processed, the EMAC network communication interface of at least one 10/100Mhz, at least SATA control interface and at least all the way all the way
MDIO control interface.
Portable embedded equipment power-supply management system may be implemented in hardware, software, firmware or any combination of them.Institute
The various features stated are module, and unit or assembly may be implemented together in integration logic device or separately as discrete but can be mutual
The logical device of operation or other hardware devices.In some cases, the various features of electronic circuit may be implemented as one
Or multiple integrated circuit device, such as IC chip or chipset.
Memory may include packaging material.The computer-readable medium of data may include computer storage medium, all
Such as random access memory (RAM), read-only memory (ROM), nonvolatile RAM (NVRAM), electrically erasable can
Program read-only memory (EEPROM), flash memory, magnetically or optically data storage medium and analog.In some embodiments, a kind of
Manufacturing product may include one or more computer-readable storage mediums.
Processor includes that one or more processors execute, such as one or more digital signal processors (DSP), general micro-
Processor, application-specific integrated circuit (ASICs), field programmable gate array (FPGA) or other equivalents are integrated electricity
Road or discrete logic.Therefore, term " processor, " due to can refer to as used herein any aforementioned structure or it is any its
Its structure is more suitable for the technology as described herein realized.In addition, in some respects, function described in the disclosure can be with
It provides in software module and hardware module.
Processor 1 of the present invention can also be using using OMAPL138；Power module includes TPS65070 to realize to processing
Device power supply and timing control.
Memory card includes: TF card 12 and ESD circuit 11；TF card 12 is connect by ESD circuit 11 with processor 1.Memory
It include: NAND FLASH memory 4 and SPI FLASH memory 5.Communication interface includes: MAX232 module 6, UART interface 7,
ESD circuit 8 and USB interface 9；Processor connects UART interface 7 by MAX232 module 6；Processor is connected by ESD circuit 8
Connect USB interface 9.
The power management policy of portable embedded equipment of the invention, and its low-power consumption side is studied for power distribution mode
Method.Embedded system is based on OMAP-L138 dual core processor and is designed, and portable embedded equipment power-supply management system is based on
ARM-Linux operating system.Power management is the design different sizes such as the inside OMAP-L138 and peripheral function interface and rank
Power supply system, low-power consumption mode are established on the basis of power management chip TPS65070, carry out timing according to the timing of L138
Output, is the power supply system of different periphery circuit design different voltages sizes, and Programming its operating mode, guarantees whole system
System is in optimum energy consumption.
Portable embedded equipment power-supply management system and oscillograph test system hardware and software module, test result table
Bright designed portable embedded device systems can complete predetermined function, and can be reduced by the setting to power management chip and be
System power consumption.
Portable embedded equipment power-supply management system is based on ARM-linux framework and builds operating platform, divides OMAP-L138 collection
At the periphery circuit designs such as circuit and house dog, sensor interface, LCD display interface, SPI communication interface, RJ45 network interface
Low-power dissipation power supply management system.
There are two EDMA3 interface, 2 MMC/SD controllers, 2 II2 controllers, 2 MCBSP interfaces, 3 for processor configuration
Road UART controller interface, 1 LCD controller interface, 1 audio VPIF interface, 1 upp communication interface, 1 USB2.0 control
Interface processed, 1 USB control interface.The EMAC network communication interface of 1 10/100Mhz, 1 road SATA control interface, 1 road MDIO
Control interface.
The power supply and timing control of processor according to power supply requirement, power on the needs of order, power down order, using TI's
TPS65070 realizes its power supply and timing control.
Power management chip is responsible for the management responsibility of detection to electric energy, distribution, transformation and other electric energy in systems.
For the PMIC used in system for low-power dissipation power supply managing chip, system has 3 DC/DC and 2 LDO, the input power of 3.7V
From AC pin input, from SYSOUT pin export 2.5~6V voltage, respectively DC/DC1, DC/DC2, DC/DC3, LDO1,
LDO2 module provides voltage input, exports 3 road DC/DC, 2 road LDO voltages.
PMIC is connected to the I2C transport protocol of support standard, needs to simulate I2C using GPIO in system to realize control
PMIC, wherein I2C_SCL corresponds to GPIO1_14, and I2C_SDA corresponds to GPIO1_13, and the initialization for PMIC is mainly internal posts
The setting of storage.The I2C interface address of TPS65070: 100100；The I2C interface clock of TPS65070: 200KHz.
PMIC realizes that the control of switching on and shutting down, supply voltage detect, radio field intensity detects, extraneous by the distribution of veneer voltage
Light detection and electrifying timing sequence control etc..Wherein electrifying timing sequence control is guaranteed by hardware circuit.Have inside TPS65070
The automatic control mode of low-power consumption mode, after system starting, the state machine that TPS65070 enters power supply control is controlled, when
Veneer PMIC under power-down mode necessarily is in working condition because must by the POWER OFF/ON pin of PMIC come
Booting is detected whether by next key pressing, when key is not pressed, POWER OFF is in close state, at this time SYS=
OFF, other power supplys of PMIC do not export any voltage in this condition, always until POWER OFF is on state
SYS=ON, so just can PMIC just can output voltage for system start, under the state that is not powered on the stand-by power consumption of PMIC be uA
Rank.Therefore can guarantee in the standby state once also can permanent electric power storage.
As traditional component research and production gradually moves to maturity, electronic component science and technology is just being stepped into new material, new work
The new period of product renewing upgrading and deepening development under skill, new technology drive, system are realized to chip type, miniaturization
Development；System with low-power consumption, highly reliable, anti-radiation meet high-end field；System develops to integrated modular, multifunction.
The present invention also provides a kind of terminating machines with portable embedded equipment power-supply management system, comprising: it is embedded just
Take equipment power-supply management system.
Terminating machine can be PDA or mobile phone or industrial mobile terminal or the terminating machine of delivery industry etc..
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of portable embedded equipment power-supply management system characterized by comprising processor, memory card, memory, storage
Device, communication interface, JTAG module and power module；
Memory card, memory, memory, communication interface, JTAG module are connect with processor respectively；
Processor is configured at least one EDMA3 interface, at least one MMC/SD controller, at least one II2 controller, at least
One MCBSP interface, UART controller interface, at least one LCD controller interface, at least one audio VPIF interface, at least
One upp communication interface, at least one USB2.0 control interface, at least one USB control interface, at least one 10/100Mhz
EMAC network communication interface, at least SATA control interface and at least MDIO control interface all the way all the way.
2. portable embedded equipment power-supply management system according to claim 1, which is characterized in that
Processor uses OMAPL138；
Power module includes TPS65070 to realize to processor power supply and timing control.
3. portable embedded equipment power-supply management system according to claim 1 or 2, which is characterized in that
Processor is also configured with watchdog circuit, sensor interface, LCD display interface, SPI communication interface and RJ45 network and connects
Mouthful.
4. portable embedded equipment power-supply management system according to claim 1 or 2, which is characterized in that
Power module further includes PMIC power management chip, defeated configured at least two DC/DC and at least two LDO, 3.7V
Enter power supply from AC pin input, from SYSOUT pin export 2.5~6V voltage, respectively DC/DC1, DC/DC2, DC/DC3,
LDO1, LDO2 module provide voltage input, export at least two road DC/DC and at least two road LDO voltages.
5. portable embedded equipment power-supply management system according to claim 4, which is characterized in that
Power module realizes that the control of switching on and shutting down, supply voltage detect, radio field intensity detects, extraneous by the distribution of veneer voltage
Light detection and electrifying timing sequence control；
After system starting, the state machine that power module enters power supply control is controlled, when veneer under the power-down mode PMIC
Be it is in running order, detected whether by the POWER OFF/ON pin of PMIC booting by next key pressing, do not have in key
When pressing, POWER OFF is in close state, SYS=OFF, and there is no defeated for other power supplys of PMIC in this condition
Any voltage out；
The SYS=ON when POWER OFF is on state, PMIC output voltage start for system；
The stand-by power consumption of PMIC is uA rank under the state that is not powered on.
6. portable embedded equipment power-supply management system according to claim 1 or 2, which is characterized in that communication interface packet
It includes: MAX232 module, UART interface, ESD circuit and USB interface；
Processor connects UART interface by MAX232 module；
Processor connects USB interface by ESD circuit.
7. portable embedded equipment power-supply management system according to claim 1 or 2, which is characterized in that
Memory includes: NAND FLASH memory and SPI FLASH memory；
Memory card includes: TF card and ESD circuit；
TF card is connect by ESD circuit with processor.
8. a kind of terminating machine with portable embedded equipment power-supply management system characterized by comprising such as claim 1
To portable embedded equipment power-supply management system described in 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910285033.8A CN110069121A (en) | 2019-04-10 | 2019-04-10 | A kind of portable embedded equipment power-supply management system and terminating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910285033.8A CN110069121A (en) | 2019-04-10 | 2019-04-10 | A kind of portable embedded equipment power-supply management system and terminating machine |
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| CN110069121A true CN110069121A (en) | 2019-07-30 |
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Cited By (1)
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Application publication date: 20190730 |
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