CN105573884A - Multi-TF-card plugging and unplugging detection method and system - Google Patents
Multi-TF-card plugging and unplugging detection method and system Download PDFInfo
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- CN105573884A CN105573884A CN201511002554.6A CN201511002554A CN105573884A CN 105573884 A CN105573884 A CN 105573884A CN 201511002554 A CN201511002554 A CN 201511002554A CN 105573884 A CN105573884 A CN 105573884A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
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Abstract
The invention discloses a multi-TF-card plugging and unplugging detection method and a multi-TF-card plugging and unplugging detection system. The method comprises the following steps: A, if a detection pin in a TF card slot is detected to be interrupted, acquiring a pin number of the interrupted detection pin, finding out corresponding configuration information from a preset configuration file according to the pin number, and disabling the interruption function of the detection pin; B, judging whether the level of the detection pin is the same as that in the configuration information, if so, determining that a TF card is inserted into the TF card slot, or determining that the TF card is pulled out from the TF card slot. For the shortcomings in the prior art, the invention provides the multi-TF-card plugging and unplugging detection method and the multi-TF-card plugging and unplugging detection system, that is, all needed is to configure a plugging and unplugging detection program in a mobile terminal, and then the plugging and unplugging detection program can be used for providing plugging and unplugging detection for each TF card slot, so that the plugging and unplugging detection program can be reused, and the stability and the development efficiency of the system can be improved.
Description
Technical field
The present invention relates to mobile terminal application, particularly relate to a kind of many TF card plug detection methods and system.
Background technology
TF card is a kind of flash-storing card, is the storage card of more use in present mobile device.Some mobile terminals (such as dull and stereotyped) are provided with two TF card draw-in grooves, and this mobile terminal will support two TF card plugs; Its implementation is for each TF card draw-in groove configures independent trace routine, realizes the detection of two TF card plugs; Although the method that prior art detects for the plug of double T F card is very directly perceived, but there is following defect: need for each TF card draw-in groove configures an independent plug trace routine, software engineer needs to write an independent plug detection of code to each TF card draw-in groove, often increase a TF card draw-in groove just to need to add the workload writing code, debugging, test, affect project development progress; When TF card draw-in groove is more, plug trace routine also increases the reduction that will cause mobile terminal memory headroom simultaneously; And multiple detection procedure runs in internal memory, will the performance of influential system.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of many TF card plug detection method and system, being intended to solve in prior art needs in many TF card draw-in groove situation for each draw-in groove configures the problem of an independent plug trace routine.
Technical scheme of the present invention is as follows:
A kind of many TF card plug detection methods, wherein, comprise step:
A, when detect the detection pin in TF card draw-in groove produce interrupt time, obtain the pin number of detection pin producing and interrupt, from the configuration file pre-set, find corresponding configuration information according to described pin number; And described in forbidden energy, detect the interrupt function of pin;
B, judge that whether the level of described detection pin is identical with the level in configuration information, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
Described many TF card plug detection methods, wherein, comprise before described steps A:
A01, when mobile terminal-opening, obtain the level of the detection pin in each TF card draw-in groove, if the level of level detection pin corresponding to configuration file unanimously, judge that TF is stuck in corresponding TF card draw-in groove, otherwise judge that TF card is not in corresponding TF card draw-in groove;
A02, interrupt configuration is carried out to the detection pin in each TF card draw-in groove: if detection pin is high level, the low level interrupt function of this detection pin enable, if detection pin is low level, the high level interrupt function of this detection pin enable.
Described many TF card plug detection methods, wherein, after described steps A, comprise before B:
T1, the configuration information found added upper produce break period to generate a record, be saved in a plug process buffer memory.
Described many TF card plug detection methods, wherein, also comprise in described step T1: judge to plug in process buffer memory the record whether had in described TF card draw-in groove, if having, deleted.
Described many TF card plug detection methods, wherein, described configuration file comprises the configuration information of multiple TF card draw-in groove, and every bar configuration information comprises: the pin number of TF card card slot number, detection pin and the level for indicating the corresponding TF card draw-in groove of TF card insertion.
Described many TF card plug detection methods, wherein, also comprise after described step T1:
The break period of a record is the earliest produced in T2, acquisition plug process buffer memory, and by current time with produce break period does differ from obtain mistiming tdd, if described mistiming tdd is more than or equal to threshold value tddth, perform step B, otherwise time delay, tddth-tdd performed step B again.
Described many TF card plug detection methods, wherein, also comprise after described step B:
The interrupt function of enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
A kind of many TF card insert-pull detection system, wherein, comprise central processing unit, described central processing unit comprises:
Search module, for when detecting that the detection pin in TF card draw-in groove produces interruption, obtaining the pin number producing the detection pin interrupted, from the configuration file pre-set, finding corresponding configuration information according to described pin number; And described in forbidden energy, detect the interrupt function of pin;
Judge module, whether identical with the level in configuration information for judging the level of described detection pin, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
Described many TF card insert-pull detection system, wherein, central processing unit also comprises:
Cache module, generating a record for the configuration information found being added upper generation, being saved in a plug process buffer memory break period.
Described many TF card insert-pull detection system, wherein, central processing unit also comprises:
Enable module, the interrupt function for enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
Beneficial effect: the defect that the present invention is directed to prior art, the many TF card plug detection methods of the one proposed and system, only need configure a plug trace routine in the terminal, then this plug trace routine is utilized to detect for each TF card draw-in groove provides to plug, make the object that plug trace routine reaches multiplexing, thus improve the stability of system and the efficiency of exploitation.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of a kind of many TF card plug detection methods of the present invention preferred embodiment.
Fig. 2 is the connection diagram of TF card draw-in groove and central processing unit in the present invention.
Fig. 3 is the structured flowchart of a kind of many TF card of the present invention insert-pull detection system preferred embodiment.
Embodiment
The invention provides a kind of many TF card plug detection methods and system, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the process flow diagram of a kind of many TF card plug detection methods of the present invention preferred embodiment, and as shown in the figure, it comprises step:
S1, when detect the detection pin in TF card draw-in groove produce interrupt time, obtain the pin number of detection pin producing and interrupt, from the configuration file pre-set, find corresponding configuration information according to described pin number; And described in forbidden energy, detecting the interrupt function of pin, the object of forbidden energy makes to interrupt by detecting device, waits this to detect to insert or after extracting, then its interrupt function enable;
S2, judge that whether the level of described detection pin is identical with the level in configuration information, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
The present invention is by arranging a configuration file (TFCARDHOTSWAPCONFIGFILE), and there is the configuration information of TF card draw-in groove, according to the pin number producing the detection pin interrupted, corresponding configuration information can be found, judge that TF card inserts TF card draw-in groove or extracts from TF card draw-in groove by described configuration information and current level, method of the present invention only needs plug trace routine (TFCARDHOTSWAPPROCESS) to realize, and carries out check processing by TFCARDHOTSWAPPROCESS to each TF card plug.
Further, described configuration file comprises the configuration information of multiple TF card draw-in groove, and every bar configuration information comprises: the pin number of TF card card slot number, detection pin and the level for indicating the corresponding TF card draw-in groove of TF card insertion.
For example, described configuration file has many configuration informations, and separates by row, and every a line represents the configuration information that a TF card draw-in groove plug detects; Every a line is made up of three parameters:
Parameter 1, TF card card slot number, a numbering represents a TF card draw-in groove;
The pin number of parameter 2, detection pin, whether this TF card draw-in groove is detected by described detection pin has TF card insert corresponding TF card draw-in groove or have TF card to extract from corresponding TF card draw-in groove; Such as, 33(pin number) represent that detecting pin is GPIO33;
Parameter 3, level, represent when detecting pin for indicating during which kind of level that TF card injects corresponding TF card draw-in groove, this level negate represented to indicate that TF card is extracted from corresponding TF card draw-in groove when which kind of level detection pin be; Such as, level is 1, has TF card to insert corresponding TF card draw-in groove when representing that detecting pin is high level, has TF card to extract from corresponding TF card draw-in groove when detection pin is low level;
Be below an example of the configuration file with three TF card draw-in groove configuration informations:
2，33，1
5，28，0
8，66，1
Its every a line represents respectively:
The TF card draw-in groove being numbered 2 uses GPIO33 to detect the plug of TF card, has TF card to insert corresponding TF card draw-in groove, have TF card to extract from corresponding TF card draw-in groove when detection pin is low level when detection pin is high level;
The TF card draw-in groove being numbered 5 uses GPIO28 to detect the plug of TF card, has TF card to insert corresponding TF card draw-in groove, have TF card to extract from corresponding TF card draw-in groove when detection pin is high level when detection pin is low level;
The TF card draw-in groove being numbered 8 uses GPIO66 to detect the plug of TF card, has TF card to insert corresponding TF card draw-in groove, have TF card to extract from corresponding TF card draw-in groove when detection pin is low level when detection pin is high level.
As shown in Figure 2, what realize in the present embodiment is that plug in three TF card draw-in grooves detects, and comprising: central processing unit, TF card draw-in groove 2, TF card draw-in groove 5, TF card draw-in groove 8;
The hardware configuration of three TF card draw-in grooves is as follows:
TF card draw-in groove 2, it is connected with the GPIO33 of central processing unit, indicates that TF card inserts TF card draw-in groove 2, indicate that TF card is extracted from TF card draw-in groove 2 when GPIO33 is low level when GPIO33 is high level;
TF card draw-in groove 5, it is connected with the GPIO33 of central processing unit, indicates that TF card inserts TF card draw-in groove 5, indicate that TF card is extracted from TF card draw-in groove 5 when GPIO28 is high level when GPIO28 is low level;
TF card draw-in groove 8, it is connected with the GPIO33 of central processing unit, indicates that TF card inserts TF card draw-in groove 8, indicate that TF card is extracted from TF card draw-in groove 8 when GPIO66 is low level when GPIO66 is high level.
Further, comprise before described step S1:
S01, when mobile terminal-opening, obtain the level of the detection pin in each TF card draw-in groove, if the level of level detection pin corresponding to configuration file unanimously, judge that TF is stuck in corresponding TF card draw-in groove, otherwise judge that TF card is not in corresponding TF card draw-in groove; The GPIO read module in central processing unit is such as arranged on by one, obtain GPIO33,28, the level of 66, if the 3rd parameter of level and corresponding configuration information in configuration file unanimously, illustrate that TF is stuck in corresponding TF card draw-in groove, otherwise illustrate that TF card is not in corresponding TF card draw-in groove;
S02, interrupt configuration is carried out to the detection pin in each TF card draw-in groove: if detection pin is high level, the low level interrupt function of this detection pin enable, if detection pin is low level, the high level interrupt function of this detection pin enable.After powering, interrupt configuration is carried out to each detection pin, can making follow-up when occurring to insert or extract, can interruption be detected.
Because slotting trace routine is multiplexing by each TF card draw-in groove institute, produce when the plug of multiple TF card detects and interrupts possibly cannot process at once when simultaneously, need first to save, by the time plug trace routine reprocessing at one's leisure; Therefore need to arrange a plug process buffer memory in the terminal, call TFCARDHOTSWAPCACHE in the following text.
Further, after described step S1, comprise before S2:
T1, the configuration information found added upper produce break period to generate a record, be saved in a plug process buffer memory.
The configuration information found being saved in TFCARDHOTSWAPCACHE, during preservation, taking the priority by producing break period to preserve, and if the record of existing same TF card card slot number is then deleted in TFCARDHOTSWAPCACHE; In addition, also need the time (producing break period) of recording each record interpolation, namely the every a line in TFCARDHOTSWAPCACHE comprises four parameters: first three parameter is consistent with three parameters mentioned in TFCARDHOTSWAPCONFIGFILE, repeat no more, the 4th parameter is the time (also can be described as and produce break period) that this article of record adds herein.
Further, also comprise after described step T1:
The break period of a record is the earliest produced in T2, acquisition plug process buffer memory, and by current time with produce break period does differ from obtain mistiming tdd (its absolute value desirable), if described mistiming tdd is more than or equal to threshold value tddth, perform step S2, otherwise time delay, tddth-tdd performed step S2 again.
Before execution step T2, first can judge whether plug process buffer memory has record, if having, performs step T2, if not, continue to judge.Described tddth is a time value, and for preventing mobile terminal from causing the bad error detection caused of instantaneous touch between TF card and draw-in groove due to reasons such as vibrations, preferably, tddth is 80 milliseconds.
When performing step B, judging that whether the level of described detection pin is identical with the level in configuration information, if the same illustrating and having TF card to insert described TF card draw-in groove, if contrary, having illustrated that TF card is extracted from described TF card draw-in groove; Can obtain from first of a configuration information parameter as card slot number.
Further, also comprise after described step S2:
The interrupt function of enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
The object of above-mentioned steps is, is high level if current, and can detect so that the low level of generation is interrupted, be low level if current, detects that the high level of generation interrupts so.In other words, exactly when there being TF card to be inserted into TF card draw-in groove, if TF card is extracted and can be detected its interruption from this TF card draw-in groove so, when there being TF card to extract from TF card draw-in groove, if TF card being inserted in this TF card draw-in groove so, can being detected it and interrupt.
Based on said method, the present invention also provides the preferred embodiment of a kind of many TF card insert-pull detection system, and as shown in Figure 3, it comprises central processing unit, and described central processing unit comprises:
Search module 100, for when detecting that the detection pin in TF card draw-in groove produces interruption, obtaining the pin number producing the detection pin interrupted, from the configuration file pre-set, finding corresponding configuration information according to described pin number; And described in forbidden energy, detect the interrupt function of pin;
Judge module 200, whether identical with the level in configuration information for judging the level of described detection pin, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
Further, central processing unit also comprises:
Cache module, generating a record for the configuration information found being added upper generation, being saved in a plug process buffer memory break period.
Further, central processing unit also comprises:
Enable module, the interrupt function for enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
Central processing unit of the present invention, specifically can comprise:
GPIO read module, is used for reading the level detecting pin;
GPIO interrupts detection module, is used for detecting the interruption of pin;
GPIO interrupt configuration module, is used for the interruption form of configuration detection pin, interrupts or low level is interrupted as high level.
In sum, the present invention is directed to the defect of prior art, the many TF card plug detection methods of the one proposed and system, only need configure a plug trace routine in the terminal, then this plug trace routine is utilized to detect for each TF card draw-in groove provides to plug, make the object that plug trace routine reaches multiplexing, thus improve the stability of system and the efficiency of exploitation.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. the card of TF more than a plug detection method, is characterized in that, comprise step:
A, when detect the detection pin in TF card draw-in groove produce interrupt time, obtain the pin number of detection pin producing and interrupt, from the configuration file pre-set, find corresponding configuration information according to described pin number; And described in forbidden energy, detect the interrupt function of pin;
B, judge that whether the level of described detection pin is identical with the level in configuration information, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
2. many TF card plug detection methods according to claim 1, is characterized in that, comprise before described steps A:
A01, when mobile terminal-opening, obtain the level of the detection pin in each TF card draw-in groove, if the level of level detection pin corresponding to configuration file unanimously, judge that TF is stuck in corresponding TF card draw-in groove, otherwise judge that TF card is not in corresponding TF card draw-in groove;
A02, interrupt configuration is carried out to the detection pin in each TF card draw-in groove: if detection pin is high level, the low level interrupt function of this detection pin enable, if detection pin is low level, the high level interrupt function of this detection pin enable.
3. many TF card plug detection methods according to claim 1, is characterized in that, after described steps A, comprise before B:
T1, the configuration information found added upper produce break period to generate a record, be saved in a plug process buffer memory.
4. many TF card plug detection methods according to claim 3, is characterized in that, also comprise in described step T1: judge to plug in process buffer memory the record whether had in described TF card draw-in groove, if having, deleted.
5. many TF card plug detection methods according to claim 1, it is characterized in that, described configuration file comprises the configuration information of multiple TF card draw-in groove, and every bar configuration information comprises: the pin number of TF card card slot number, detection pin and the level for indicating the corresponding TF card draw-in groove of TF card insertion.
6. many TF card plug detection methods according to claim 4, is characterized in that, also comprise after described step T1:
The break period of a record is the earliest produced in T2, acquisition plug process buffer memory, and by current time with produce break period does differ from obtain mistiming tdd, if described mistiming tdd is more than or equal to threshold value tddth, perform step B, otherwise time delay, tddth-tdd performed step B again.
7. many TF card plug detection methods according to claim 1, is characterized in that, also comprise after described step B:
The interrupt function of enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
8. the card of TF a more than insert-pull detection system, it is characterized in that, comprise central processing unit, described central processing unit comprises:
Search module, for when detecting that the detection pin in TF card draw-in groove produces interruption, obtaining the pin number producing the detection pin interrupted, from the configuration file pre-set, finding corresponding configuration information according to described pin number; And described in forbidden energy, detect the interrupt function of pin;
Judge module, whether identical with the level in configuration information for judging the level of described detection pin, if identical, be then determined with TF card and be inserted into described TF card draw-in groove, otherwise be determined with TF card and extract from described TF card draw-in groove.
9. many TF card insert-pull detection system according to claim 8, it is characterized in that, central processing unit also comprises:
Cache module, generating a record for the configuration information found being added upper generation, being saved in a plug process buffer memory break period.
10. many TF card insert-pull detection system according to claim 8, it is characterized in that, central processing unit also comprises:
Enable module, the interrupt function for enable described detection pin: if described detection pin is high level, the low level interrupt function of this detection pin enable, if described detection pin is low level, the high level interrupt function of this detection pin enable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511002554.6A CN105573884A (en) | 2015-12-28 | 2015-12-28 | Multi-TF-card plugging and unplugging detection method and system |
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| CN201511002554.6A CN105573884A (en) | 2015-12-28 | 2015-12-28 | Multi-TF-card plugging and unplugging detection method and system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527607A (en) * | 2016-10-12 | 2017-03-22 | 惠州Tcl移动通信有限公司 | Configuration method and system of mobile terminal pin |
| CN106550148A (en) * | 2016-11-07 | 2017-03-29 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal synchronization shows the method and system that SIM is extracted |
| CN106646021A (en) * | 2016-10-19 | 2017-05-10 | 青岛海信移动通信技术股份有限公司 | Card support detection method and device |
| CN108055377A (en) * | 2017-11-13 | 2018-05-18 | 维沃移动通信有限公司 | A kind of T card test methods and mobile terminal |
| CN110163020A (en) * | 2019-04-25 | 2019-08-23 | 杭州电子科技大学 | A kind of sensing data read-write equipment and its reading/writing method |
| CN111124962A (en) * | 2019-11-13 | 2020-05-08 | 苏州浪潮智能科技有限公司 | TF (Transflash) card slot multiplexing method and system based on server PCH (physical channel) and BMC (baseboard management controller) |
| CN111983354A (en) * | 2020-08-20 | 2020-11-24 | 广东全芯半导体有限公司 | Multi-TF card plug-in and plug-out detection method and system |
| CN112820346A (en) * | 2021-01-28 | 2021-05-18 | 惠州Tcl移动通信有限公司 | Method, device and equipment for detecting SD card of mobile terminal and storage medium |
| CN113720591A (en) * | 2021-08-09 | 2021-11-30 | 广州安凯微电子股份有限公司 | Plug-pull detection method, device and system for SD card |
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| CN104702784A (en) * | 2015-03-05 | 2015-06-10 | 惠州Tcl移动通信有限公司 | Method and system for detecting multi-SIM hot plug of mobile terminal |
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| CN104702784A (en) * | 2015-03-05 | 2015-06-10 | 惠州Tcl移动通信有限公司 | Method and system for detecting multi-SIM hot plug of mobile terminal |
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| CN106527607A (en) * | 2016-10-12 | 2017-03-22 | 惠州Tcl移动通信有限公司 | Configuration method and system of mobile terminal pin |
| CN106527607B (en) * | 2016-10-12 | 2019-10-29 | Tcl移动通信科技（宁波）有限公司 | A kind of configuration method and system of mobile terminal pin |
| CN106646021B (en) * | 2016-10-19 | 2019-09-20 | 青岛海信移动通信技术股份有限公司 | A kind of Kato detection method and device |
| CN106646021A (en) * | 2016-10-19 | 2017-05-10 | 青岛海信移动通信技术股份有限公司 | Card support detection method and device |
| CN106550148A (en) * | 2016-11-07 | 2017-03-29 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal synchronization shows the method and system that SIM is extracted |
| CN108055377A (en) * | 2017-11-13 | 2018-05-18 | 维沃移动通信有限公司 | A kind of T card test methods and mobile terminal |
| CN108055377B (en) * | 2017-11-13 | 2019-12-24 | 维沃移动通信有限公司 | T card detection method and mobile terminal |
| CN110163020A (en) * | 2019-04-25 | 2019-08-23 | 杭州电子科技大学 | A kind of sensing data read-write equipment and its reading/writing method |
| CN111124962A (en) * | 2019-11-13 | 2020-05-08 | 苏州浪潮智能科技有限公司 | TF (Transflash) card slot multiplexing method and system based on server PCH (physical channel) and BMC (baseboard management controller) |
| CN111124962B (en) * | 2019-11-13 | 2021-06-29 | 苏州浪潮智能科技有限公司 | TF (Transflash) card slot multiplexing method and system based on server PCH (physical channel) and BMC (baseboard management controller) |
| CN111983354A (en) * | 2020-08-20 | 2020-11-24 | 广东全芯半导体有限公司 | Multi-TF card plug-in and plug-out detection method and system |
| CN112820346A (en) * | 2021-01-28 | 2021-05-18 | 惠州Tcl移动通信有限公司 | Method, device and equipment for detecting SD card of mobile terminal and storage medium |
| CN113720591A (en) * | 2021-08-09 | 2021-11-30 | 广州安凯微电子股份有限公司 | Plug-pull detection method, device and system for SD card |
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