CN103268240A - Identification circuit of PCBA board and identification method of PCBA board - Google Patents
Identification circuit of PCBA board and identification method of PCBA board Download PDFInfo
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- CN103268240A CN103268240A CN2013101949885A CN201310194988A CN103268240A CN 103268240 A CN103268240 A CN 103268240A CN 2013101949885 A CN2013101949885 A CN 2013101949885A CN 201310194988 A CN201310194988 A CN 201310194988A CN 103268240 A CN103268240 A CN 103268240A
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Abstract
The invention discloses an identification circuit of a PCBA board and an identification method of the PCBA board. The identification circuit comprises a micro-processing controller provided with a voltage detection port, a first resistor, a second resistor and a power supply. The power supply, the first resistor and the second resistor are sequentially connected and then are grounded. An input end of the voltage detection port is connected between the first resistor and the second resistor. According to the identification circuit of the PCBA board and the identification method of the PCBA board, arrangement of a drive and an application program of a general version in a storage device can be achieved, time and human input of research and development work can be greatly reduced, efficiency is improved, and cost of a mobile terminal is reduced.
Description
Technical field
The present invention relates to the electronic communication technology field, relate in particular to portable terminal PCBA plate identification circuit and recognition methods.
Background technology
PCBA(Printed Circuit Board+Assembly) plate, be P.e.c. hollow plate (PCB, Printed Circuit Board) through surface-assembled (SMT, Surface Mounted Technology), and the circuit board that obtains behind the DIP plug-in unit processing procedure.Powerful and diversified along with mobile terminal function, the pcb board that is used for the portable terminal mainboard can as much as possiblely be every function module circuit reservation design interface and space usually.As FM module, camera module, loudspeaker module, earphone module, acceleration sensor module, GPS module, bluetooth module, WIFI module etc.But in follow-up development and Design, in order to satisfy the consideration of requirements of different users and cost, can design the PCBA plate with difference in functionality module.PCBA plate as A money mobile phone has GPS module, WIFI and FM module; The PCBA plate of B money mobile phone has GPS module, loudspeaker and camera module; The PCBA plate of C money mobile phone has acceleration sensor, camera and bluetooth module; The PCBA plate of D money mobile phone has loudspeaker, sound head and WIFI module, etc.Many moneys PCBA plate of difference in functionality module has so just appearred having.It will be appreciated by those skilled in the art that in order to realize the function of mobile phone, be necessary for every money PCBA plate design and its matched drive program and application program, can realize function separately.Thisly design respectively and the driver of its coupling and the mode of application program for every kind of PCBA plate, need to drop into a large amount of time and manpower, through multinomial test, R﹠D costs are very high.If a kind of technology is arranged, to overlap driver more and be in the same place with application program is integrated, the PCBA plate is identified and according to driver and the application program of recognition result selection with its coupling, just can be solved the problems of the technologies described above, largely reduce design and drop into, reduce design cost.
Summary of the invention
The purpose of this invention is to provide a kind of PCBA plate identification circuit and recognition methods.
PCBA plate identification circuit provided by the present invention comprises the microprocessor controller (1), first resistance (R1), second resistance (R2) and the power supply (VCC) that are provided with voltage detecting port (2); Described power supply (VCC), first resistance (R1) and second resistance (R2) are connected back ground connection successively, and the input end of described voltage detecting port (2) is connected between described first resistance (R1) and second resistance (R2).
The recognition methods of PCBA plate provided by the present invention comprises: S1 arranges embodiment one described identification circuit at the PCBA plate, and adopts first resistance and second resistance of different resistances according to the difference of the functional module of PCBA plate; S2 utilizes the voltage detecting port of microprocessor controller to detect magnitude of voltage between described first resistance and second resistance; The S3 microprocessor controller is searched with this magnitude of voltage matched drive program and application program in the memory device of portable terminal and is configured.
PCBA plate identification circuit provided by the present invention and recognition methods can be implemented in driving and the application program of configure generic version in the memory device, can reduce time and the human input of R﹠D work greatly, raise the efficiency, and reduce the cost of portable terminal.
Description of drawings
Fig. 1 is the electrical block diagram of the embodiment of the invention one described PCBA plate identification circuit;
Fig. 2 is the schematic flow sheet of the recognition methods of the embodiment of the invention two described PCBA plates.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Embodiment one
As shown in Figure 1, present embodiment provides a kind of PCBA plate identification circuit, comprises the microprocessor controller 1, first resistance R 1, second resistance R 2 and the power supply VCC that are provided with voltage detecting port (ADC) 2; Described power supply VCC, first resistance R 1 and second resistance R 2 are connected back ground connection successively, and the input end of described voltage detecting port ADC2 is connected between described first resistance R 1 and second resistance R 2.It will be appreciated by those skilled in the art that, described first resistance R 1 is pull-up resistor, described second resistance R 2 is pull down resistor, when the resistance of first resistance R 1 and second resistance R 2 not simultaneously, described microprocessor controller 1 can detect different magnitudes of voltage by described voltage detecting port ADC2, thus identification and distinguish different PCBA plates; Microprocessor controller 1 can be searched in memory device and this magnitude of voltage matched drive program and application program according to the detected magnitude of voltage of voltage detecting port ADC2.
When described second resistance R 2 is 0 ohm; Like this, the voltage that records of described voltage detecting port (ADC) 2 is 0 volt.For example, can on the PCBA plate with A money mobile phone the described PCBA plate of present embodiment identification circuit be set, and its second resistance R 2 is set to 0 ohm.
Described first resistance R 1 is 30Kohm(kilohm); Described second resistance R 2 is 10 kilohms of Kohm; Described power supply VCC voltage is the 2.8V(volt).Like this, the voltage that records of described voltage detecting port ADC2 is 0.7 volt.For example, can on the PCBA plate with B money mobile phone the described PCBA plate of present embodiment identification circuit be set, and adopt 30 kilohms resistance as the resistance of 1,10 kilohm of first resistance R as second resistance R 2.
When first resistance R 1 is 10 kilohms of 0Kohm, second resistance R 2 is 10 kilohms of Kohm, and power supply VCC voltage is the 2.8V(volt).Like this, the voltage that records of described voltage detecting port ADC2 is 1.4 volts.For example, can on the PCBA plate with C money mobile phone the described PCBA plate of present embodiment identification circuit be set, and adopt 10 kilohms of resistance as first resistance R 1 and second resistance R 2.
Described first resistance R 1 is 10 kilohms of 0Kohm; Described power supply VCC voltage is 2.8 volts of V.Like this, the voltage that records of described voltage detecting port ADC2 is 2.8 volts.For example, can on the PCBA plate with D money mobile phone the described PCBA plate of present embodiment identification circuit be set, and adopt 10 kilohms of resistance as first resistance R 1.
Like this, when the magnitude of voltage that records as voltage detecting port ADC2 is O, can identify the PCBA plate into A money mobile phone, this moment, microprocessor controller 1 can be searched in memory device and A money mobile phone matched drive program and application program; When the magnitude of voltage that records as voltage detecting port ADC2 is 0.7 volt, can identify the PCBA plate into B money mobile phone, this moment, microprocessor controller 1 can be searched in memory device and B money mobile phone matched drive program and application program; When the magnitude of voltage that records as voltage detecting port ADC2 is 1.4 volts, can identify the PCBA plate into C money mobile phone, this moment, microprocessor controller 1 can be searched in memory device and C money mobile phone matched drive program and application program; When the magnitude of voltage that records as voltage detecting port ADC2 is 2.8 volts, can identify the PCBA plate into D money mobile phone, this moment, microprocessor controller 1 can be searched in memory device and D money mobile phone matched drive program and application program.
On the PCBA of mobile phone plate, be provided with the described PCBA plate of present embodiment identification circuit, can be in memory device driving and the application program of configure generic version, can reduce time and the human input of R﹠D work greatly, raise the efficiency, reduce the cost of portable terminal.
Embodiment two
Present embodiment provides a kind of recognition methods of PCBA plate, comprising:
S1 arranges embodiment one described identification circuit at the PCBA plate, and adopt first resistance R 1 and second resistance R 2 of different resistances according to the difference of the functional module of PCBA plate, have different magnitudes of voltage thereby make between first resistance R 1 and second resistance R 2 of PCBA plate of different model;
The magnitude of voltage that S2 utilizes the voltage detecting port (ADC) 2 of microprocessor controller 1 to detect between described first resistance R 1 and second resistance R 2; It will be appreciated by those skilled in the art that, because its first resistance R 1 of PCBA plate with difference in functionality module is different with the magnitude of voltage between second resistance R 2, those skilled in the art can judge functional module that current PCBA plate has and the model of described PCBA plate according to this magnitude of voltage.The process of this judgement can utilize the method for data message tabulation to realize.
Utilize the recognition methods of the described PCBA plate of present embodiment, can be in memory device driving and the application program of configure generic version, finish identification and the application configuration of PCBA plate automatically, can reduce time and the human input of R﹠D work greatly, raise the efficiency, reduce the cost of portable terminal.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a PCBA plate identification circuit is characterized in that: comprise the microprocessor controller (1), first resistance (R1), second resistance (R2) and the power supply (VCC) that are provided with voltage detecting port (2); Described power supply (VCC), first resistance (R1) and second resistance (R2) are connected back ground connection successively, and the input end of described voltage detecting port (2) is connected between described first resistance (R1) and second resistance (R2).
2. identification circuit as claimed in claim 1, it is characterized in that: described second resistance (R2) is 0 volt (V).
3. identification circuit as claimed in claim 1, it is characterized in that: described first resistance (R1) is 30 kilohms (Kohm); Described second resistance (R2) is 10 kilohms (Kohm); Described power supply (VCC) voltage is 2.8 volts (V).
4. identification circuit as claimed in claim 1, it is characterized in that: described first resistance (R1) is 10 kilohms (Kohm); Described second resistance (R2) is 10 kilohms (Kohm); Described power supply (VCC) voltage is 2.8 volts (V).
5. identification circuit as claimed in claim 1, it is characterized in that: described first resistance (R1) is 10 kilohms (Kohm); Described power supply (VCC) voltage is 2.8 volts (V).
6. the recognition methods of a PCBA plate is characterized in that, comprising:
S1 arranges embodiment one described identification circuit at the PCBA plate, and adopts first resistance and second resistance of different resistances according to the difference of the functional module of PCBA plate;
S2 utilizes the voltage detecting port of microprocessor controller to detect magnitude of voltage between described first resistance and second resistance;
The S3 microprocessor controller is searched with this magnitude of voltage matched drive program and application program in the memory device of portable terminal and is configured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101949885A CN103268240A (en) | 2013-05-21 | 2013-05-21 | Identification circuit of PCBA board and identification method of PCBA board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101949885A CN103268240A (en) | 2013-05-21 | 2013-05-21 | Identification circuit of PCBA board and identification method of PCBA board |
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| Publication Number | Publication Date |
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| CN103268240A true CN103268240A (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101949885A Pending CN103268240A (en) | 2013-05-21 | 2013-05-21 | Identification circuit of PCBA board and identification method of PCBA board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984260A (en) * | 2014-04-14 | 2014-08-13 | 美的集团股份有限公司 | Functional circuit and driving program interacted system and method thereof |
| CN106921414A (en) * | 2017-03-03 | 2017-07-04 | 惠州Tcl移动通信有限公司 | A kind of NFC clocks input selection control method and system based on mobile terminal |
| CN106974816A (en) * | 2017-03-23 | 2017-07-25 | 璁搁弓 | Massager and massage method |
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|---|---|---|---|---|
| US20040233064A1 (en) * | 2003-05-20 | 2004-11-25 | Li-Ming Tseng | Voltage-detecting method and related circuits |
| CN201514611U (en) * | 2009-10-19 | 2010-06-23 | 广东欧珀电子工业有限公司 | Switching circuit of handheld device |
| CN201628954U (en) * | 2009-11-18 | 2010-11-10 | 华为终端有限公司 | Electronic product identification device and electronic equipment |
| CN103076920A (en) * | 2013-01-05 | 2013-05-01 | 广东欧珀移动通信有限公司 | Touch panel equipment and mobile terminal |
-
2013
- 2013-05-21 CN CN2013101949885A patent/CN103268240A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040233064A1 (en) * | 2003-05-20 | 2004-11-25 | Li-Ming Tseng | Voltage-detecting method and related circuits |
| CN201514611U (en) * | 2009-10-19 | 2010-06-23 | 广东欧珀电子工业有限公司 | Switching circuit of handheld device |
| CN201628954U (en) * | 2009-11-18 | 2010-11-10 | 华为终端有限公司 | Electronic product identification device and electronic equipment |
| CN103076920A (en) * | 2013-01-05 | 2013-05-01 | 广东欧珀移动通信有限公司 | Touch panel equipment and mobile terminal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984260A (en) * | 2014-04-14 | 2014-08-13 | 美的集团股份有限公司 | Functional circuit and driving program interacted system and method thereof |
| CN106921414A (en) * | 2017-03-03 | 2017-07-04 | 惠州Tcl移动通信有限公司 | A kind of NFC clocks input selection control method and system based on mobile terminal |
| CN106974816A (en) * | 2017-03-23 | 2017-07-25 | 璁搁弓 | Massager and massage method |
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Application publication date: 20130828 |