CN117831579A - Storage data reading device and method and electronic equipment - Google Patents
Storage data reading device and method and electronic equipment Download PDFInfo
- Publication number
- CN117831579A CN117831579A CN202410019302.7A CN202410019302A CN117831579A CN 117831579 A CN117831579 A CN 117831579A CN 202410019302 A CN202410019302 A CN 202410019302A CN 117831579 A CN117831579 A CN 117831579A
- Authority
- CN
- China
- Prior art keywords
- module
- data
- main control
- control module
- interface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000013500 data storage Methods 0.000 claims abstract description 72
- 238000006243 chemical reaction Methods 0.000 claims description 50
- 238000001514 detection method Methods 0.000 claims description 22
- 230000011664 signaling Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 24
- 238000010586 diagram Methods 0.000 description 20
- 230000006870 function Effects 0.000 description 3
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The application discloses a storage data reading device, a method and electronic equipment, relates to the technical field of communication, and the storage data reading device comprises: the electronic equipment comprises a data switch module and a level control module, wherein the data switch module is respectively connected with the level control module, a data storage module, a main control module and an external reading interface of the electronic equipment, the level control module is also connected with the main control module, the level control module is used for controlling the data switch module to be communicated with the data storage module and the external reading interface when the electronic equipment is powered off, and the main control module is used for controlling the data switch module to be communicated with the data storage module and the main control module when the electronic equipment is powered on. The device and the method for reading the stored data and the electronic equipment can realize that the data stored in the data storage module can be read when the electronic equipment is powered off.
Description
Technical Field
The embodiment of the application relates to the technical field of communication, in particular to a device and a method for reading stored data and electronic equipment.
Background
Electronic devices such as mobile phones, tablets, computers and the like have more and more powerful functions, and many important information (such as related information of photos, banks, e-mails, instant messaging software and the like) of users are stored on the electronic devices. The electronic device is internally provided with a non-pluggable storage medium, if the internal storage data of the storage medium is to be read, the electronic device needs to be started up, and the electronic device is connected with an intelligent terminal for reading the data and then reads the data, so that the electronic device is inconvenient to apply.
Because some electronic devices are started up and have longer self-checking time, the electronic devices are started up and then read out data more inconvenient and have longer waiting time. In addition, if the main chip of the electronic device is damaged, the electronic device and even the chip need to be disassembled to read the data stored therein, so that the common user cannot complete the operation, and the operation difficulty is increased.
Disclosure of Invention
The embodiment of the application provides a storage data reading device, a storage data reading method and electronic equipment, which can directly read data without starting the electronic equipment, improve the convenience of operation, save waiting time and starting power consumption, still read data when a main chip is damaged, and reduce the operation difficulty caused by the damage of the main chip.
An aspect of the present application provides a storage data reading device, which is applied to an electronic device, where the electronic device includes a data storage module, a main control module, and an external reading interface, and the storage data reading device includes:
a data switch module and a level control module;
the data switch module is respectively connected with the data storage module, the main control module, the external reading interface and the level control module, and the level control module is also connected with the main control module;
the level control module is used for controlling the data switch module to communicate the data storage module with the external reading interface when the electronic equipment is turned off;
the main control module is used for controlling the data switch module to communicate the data storage module with the main control module when the electronic equipment is started.
An aspect of the embodiments of the present application further provides an electronic device, including the stored data reading apparatus as described above.
An aspect of the embodiment of the present application further provides a method for reading storage data, including: the stored data is read by the stored data reading device as described above.
As can be seen from the embodiments of the present application, the storage data reading device provided in the embodiments of the present application is applied to an electronic device, where the storage data reading device includes a data switch module and a level control module, the electronic device includes a data storage module, a main control module and an external read interface, where the data storage module and the main control module are connected through the data switch module, the data switch module is further connected to the external read interface and the level control module, the level control module is connected to the main control module, when the electronic device is turned off, the main control chip is not powered on, the level control module can control the data switch module to output a level control signal to the data switch module, so that the data read device can access the external read interface to obtain data stored in the data storage module, thereby realizing reading of the data stored in the electronic device in a state where the electronic device is not turned on, saving power consumption of the electronic device and waiting for the data to be read.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, it being obvious that the drawings in the following description are some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a storage data reading apparatus according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
FIG. 3 is a schematic diagram of an interface circuit of a data storage module in a data storage device according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram of a SATA interface circuit of a main control chip in a storage data reading device according to an embodiment of the present application;
FIG. 5 is a schematic circuit diagram of a data switch module in a memory data reading device according to an embodiment of the present disclosure;
FIG. 6 is a schematic diagram of another circuit structure of a data switch module in a memory data reading device according to an embodiment of the present disclosure;
FIG. 7 is a schematic diagram of a storage data reading apparatus according to another embodiment of the present disclosure;
fig. 8 is a schematic structural diagram of an electronic device according to another embodiment of the present application;
FIG. 9 is a schematic circuit diagram of a data conversion module in a memory data reading device according to an embodiment of the present disclosure;
fig. 10 is a schematic circuit diagram of an access detection module in a storage data reading device according to an embodiment of the present application;
FIG. 11 is a schematic diagram of a storage data reading apparatus according to another embodiment of the present disclosure;
fig. 12 is a schematic structural diagram of an electronic device according to another embodiment of the present disclosure;
FIG. 13 is a schematic circuit diagram of a combined power module in a memory data reading device according to an embodiment of the present disclosure;
fig. 14 is an application schematic diagram of a storage data reading device according to an embodiment of the present application.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a storage data reading device provided in an embodiment of the present application, where the storage data reading device is applied to an electronic device such as a mobile phone, a tablet, a computer, etc., and is disposed in the electronic device, fig. 2 is a schematic structural diagram of an electronic device provided in an embodiment of the present application, and is a schematic structural diagram of an electronic device corresponding to the structure of the storage data reading device shown in fig. 1, where the electronic device in fig. 2 includes the storage data reading device in fig. 1, and the electronic device may include a data storage module 10, a main control module 20, and an external reading interface 30;
the data storage module 10 may be a data storage medium (Data storage medium), particularly refers to a non-pluggable data storage medium, such as a computer hard disk, may be a SATA (Serial ATA) hard disk, and has an interface circuit, which is shown in fig. 3 and is an example of an interface circuit of a SATA solid state hard disk, and may be a circuit with other structures, where the embodiment of the present application does not limit the type of data storage medium and the implementation structure of the interface circuit thereof; the main control module 20 may specifically be a main control chip with data control and data processing functions, for example, a system chip with a model RK3588S, and one example of an interface circuit thereof is shown in fig. 4, and the SATA interface circuit of the main control chip shown in fig. 4 is only one example, and may also be a circuit with other structures, which in the embodiment of the present application is not limited to the type of the main control chip and the implementation structure of the interface circuit thereof; the external reading interface 30 may be an interface such as USB (Universal Serial Bus), and an external data reading device (such as a computer with a USB interface and a tablet computer) may perform data interaction with the electronic device through the external reading interface 30.
The stored data reading apparatus may include: a data switching module 40 and a level control module 50;
the data switch module 40 is respectively connected with the data storage module 10, the main control module 20, the external read interface 30 and the level control module 50;
the level control module 50 is also connected to the main control module 20, while the data storage module 10 is not directly connected to the main control module 20.
The level control module 50 is used for controlling the data switch module 40 to communicate the data storage module 10 with the external reading interface 30 when the electronic device is turned off;
the main control module 20 is used for controlling the data switch module 40 to communicate the data storage module 10 with the main control module 20 itself when the electronic device is started.
In particular, the data switching module 40 may be a switching chip having a switching function, such as a TMUXHS4212RKSR chip; referring to fig. 5, an example of the switch chip circuit is shown as a SATA switch chip, which corresponds to a SATA hard disk and a SATA main control chip, and SATA signals output from the SATA hard disk interface circuit shown in fig. 3 and SATA signals output from the SATA main control chip interface circuit shown in fig. 4 are input to the SATA switch chip U2 shown in fig. 5. The switch chip circuit structure shown in fig. 5 is only an example, and other structures of circuits are also possible, and the embodiment of the present application does not limit the type of switch chip and the implementation structure of the circuit thereof.
The level control module 50 includes a pull-down resistor, the first end of the pull-down resistor is grounded, the second end of the pull-down resistor is connected to the data switch module 40, the third end of the pull-down resistor is connected to the main control chip 20, the pull-down resistor defaults to output a low level signal, when the electronic device is turned off, the main control chip 20 is not powered on, and the pull-down resistor can control the data switch module 40 to communicate the data storage module 10 with the external read interface 30 by outputting the low level signal to the data switch module, so that the data stored in the data storage module 10 can be directly read by the data read device through the external read interface 30 in a state that the electronic device is not turned on. The circuit structure of the pull-down resistor can be seen in fig. 5 and 6, wherein the resistor R7 in fig. 5 is the pull-down resistor, and one end of the resistor R7 is grounded, and the other end is connected to one pin of the switch chip U2, and the other end is connected to one pin of the main control chip U9J shown in fig. 6.
When the electronic device is started, the main control chip 20 is powered on and outputs a high-level signal to the control data switch module 40, the high-level signal can control the data switch module 40 to communicate the data storage module 10 with the main control chip 20, and the main control chip 20 can perform normal read-write operation on data in the data storage module 10.
In this embodiment, the electronic device includes a data storage module, a main control module, an external reading interface and the stored data reading device, where the stored data reading device includes a data switch module and a level control module, where the data storage module and the main control module are connected by the data switch module, the data switch module is further connected with the external reading interface and the level control module, the level control module is connected with the main control module, when the electronic device is turned off, the main control chip is not powered on, the level control module can control the data switch module to connect the data storage module with the external reading interface by outputting a level control signal to the data switch module, so that the data reading device can obtain data stored in the data storage module by accessing the external reading interface, thereby realizing reading data stored in the electronic device in a state where the electronic device is not turned on, saving power consumption of the electronic device and time waiting for the electronic device.
Further, referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of a storage data reading apparatus according to another embodiment of the present application, fig. 8 is a schematic structural diagram of an electronic device according to another embodiment of the present application, and is an electronic structure schematic corresponding to the structure of the storage data reading apparatus shown in fig. 7, in which the storage data reading apparatus in fig. 7 is included, and the storage data reading apparatus further includes: a data conversion module 60;
the data conversion module 60 is connected with the data switch module 40 and the external reading interface 30;
the level control module 50 is further configured to send a level control signal to the data switch module 40 when the electronic device is turned off, where the level control signal is the low level signal, and the data switch module 40 is controllable to communicate the data conversion module 60 with the data storage module 10;
the data conversion module 60 is configured to receive the data signal sent by the data storage module 10 after the data switch module 40 communicates with the data conversion module 60 and the data storage module 10, convert the type of the data signal into a signal type supported by the external read interface, and send the signal type to the external read interface 30.
When the electronic device is turned on, the main control chip 20 is powered on and sends another level control signal to the control data switch module 40, so as to control the data switch module 40 to communicate the data storage module 10 with the main control chip 20, wherein the other level control signal is a high level signal.
The data conversion module 60 may be a data conversion chip, specifically, if the external read interface 30 is a USB interface and the data storage module 10 is a SATA hard disk, the data conversion chip is a data conversion chip capable of converting SATA signals into USB signals, for example, an ASM1153E chip. Referring to fig. 9, the circuit structure of the data conversion chip U4 shown in fig. 9 is only an example, and may be a circuit of other structures, and the embodiment of the present application does not limit the type of the data conversion chip and the implementation structure of the circuit thereof. U4 can convert SATA signal output by switch chip U2 into USB signal for external reading interface.
The data conversion module can convert the data signals in the data storage medium of the electronic device into the signal types required by the data reading equipment, and can conveniently read the data from the external data interface in the shutdown state of the electronic equipment.
The external reading interface is an interface such as SATA or M.2, and the data storage module is a SATA hard disk, so that the data stored on the data storage module can be directly read from the external reading interface without a data conversion module.
Further, the main control module 20 further comprises an access detection module 70, and the main control module 20 is connected with the external reading interface 30 through the access detection module 70;
when the electronic device is in a power-on state, the main control module 20 is configured to control the data switch module 40 to connect the data conversion module 60 to the data storage module 10 if the access detection module 70 detects that the external read interface 30 is connected to the data read device (e.g. a computer is connected to the external read interface 30), and to control the data switch module 40 to connect the main control module 20 to the data storage module 10 if the access detection module 70 detects that the data read device is disconnected from the external read interface 30 (e.g. the computer is connected to the external read interface 30).
Specifically, the access detection module 70 is configured to input a first detection signal to the main control module 20 when the data reading device is connected to the external read interface 30, and input a second detection signal to the main control module 20 when the data reading device is disconnected from the external read interface 30;
the main control module 20 is configured to control the data switch module 40 to communicate the data conversion module 60 with the data storage module 10 according to the first detection signal, and control the data switch module 40 to communicate the main control module 20 with the data storage module 10 according to the second detection signal in a state in which the data conversion module 60 is in communication with the data storage module 10.
Referring to fig. 10, an example of a related circuit structure of the access detection module 70 is shown, an external read interface is shown, a USB interface is shown, a data switch module is shown, a solid state disk is shown, a data conversion module is shown, the circuit structure shown in fig. 10 is only an example, and other circuits are also possible. The access detection module 70 may include an external read device access power v_typec_b_5v_j terminal, a transistor Q10, and a pull-up resistor R304, where the external read device access power is connected to the base of the transistor Q10, and the pull-up resistor R304 is connected to the collector of the transistor Q10 and the main control module.
Specifically, the type_c_b_detect# -1V 8 terminal is connected to the main control chip, wherein the v_type c_b_5v_j terminal is a power source input by the USB interface, when the electronic device is powered on, if the USB reading device is not plugged into the USB interface, the voltage of the v_type c_b_5v_j terminal is 0V (volt), the output signal of the type_c_b_detect# -1V 8 terminal is pulled to a high level (i.e., the first detection signal) by the vcc_1v8_s0 terminal through the resistor R304, wherein the vcc_1v8_s0 terminal is connected to the main control chip, and is powered by the power source of the main control chip, and the voltage is stable. If the voltage of the v_typec_b_5v_j terminal is 5V after the USB reading device is inserted into the external reading interface, the transistor Q10 is turned on, the type_c_b_detect#1v8 terminal outputs a low level signal (i.e., the second detection signal), and based on the signal changing from high level to low level, the main control chip can confirm that the USB reading device is inserted into the external reading interface, and control the switch chip to enable the solid state disk to be communicated with the data conversion chip, so that the stored data in the solid state disk is read by the USB reading device in a start-up state. If the signal output by the type_C_B_detect#1V 8 terminal becomes high level when the data conversion chip is communicated with the solid state disk, the main control chip can confirm that the USB reading device pulls out an external reading interface, and then the switch chip is controlled to enable the solid state disk to be communicated with the main control chip.
Referring to fig. 11 and 12, fig. 11 is a schematic structural view of a storage data reading apparatus according to another embodiment of the present application, fig. 12 is a schematic structural view of an electronic device according to another embodiment of the present application, and is an electronic schematic structural view corresponding to the structure of the storage data reading apparatus shown in fig. 11, in which the storage data reading apparatus in fig. 11 is included in the electronic device of fig. 12, the storage data reading apparatus further includes: a combined power module 80;
the combined power module 80 includes at least two power supply modules independent of each other, and these power supply modules form an or relationship, and are respectively connected to the data switch module 40, the data conversion module 60 and the data storage module 10, where each power supply module can independently supply power to the switch module 40, the data conversion module 60 and the data storage module 10, so long as one of the power supply modules has electricity, the power can be supplied to the switch module 40, the data conversion module 60 and the data storage module 10, so that the data switch module 40, the data conversion module 60 and the data storage module 10 can operate in an on state and an off state. Specifically, the combined power module 80 may include: the external power supply module and the system power supply of the electronic device, where each external power supply module and the system power supply are independent to each other and supply power to the data switch module 40, the data conversion module 60 and the data storage module 10, and each external power supply module may include a power supply interface of the same Type or different types, including but not limited to a Micro USB interface, a USB Type C interface, a Lightning interface, and the like. The number of the power supply modules is not limited.
Taking the example that the power supply module includes a USB interface, when the electronic device is not powered on or the system power is damaged, the USB power supply line is inserted into the USB interface, so that the data switch module 40, the data conversion module 60 and the data storage module 10 can be powered to make them work normally. In addition, the USB interface only needs to supply power to the data storage medium, the switch chip and the data conversion chip, but does not need to supply power to the main control chip and other parts of the system, and the power required when the shutdown data is read is smaller, so that the USB power supply is easy to meet the power supply condition generally, and other additional power supply modes are not needed.
Specifically, the combining module 80 further includes a first diode and a second diode;
the external power source module is connected with the positive pole of first diode, and the system power is connected with the positive pole of second diode, and the negative pole of first diode is connected with the negative pole of second diode, and the negative pole of first diode and the negative pole of second diode are all connected with by power module's input, are including by power module: a data switch module 40, a data conversion module 60, and a data storage module 10.
Referring to fig. 13, the voltage at the v_typec_b_3v3 terminal in fig. 13 is obtained by DCDC power conversion from the v_typec_b_5v terminal, and the voltage at the v_typec_b_5v terminal can be supplied from two power supplies, namely, the voltage v_typec_b_5v_j supplied by a USB power supply line connected to a USB interface and the voltage vcc_5v supplied by a system power supply, wherein the two power supply voltages are realized by combining or in a relationship of a diode D12 (i.e., a first diode) and a diode D34 (i.e., a second diode), when the system is turned off and the system power supply cannot supply power, vcc_5v has no voltage, and the diode D34 cannot be turned on, so that the USB power supply line can be connected to the USB interface to make the terminal voltage of v_typec_b_5v_j be 5V, and the diode D12 can be turned on, so as to supply power to the solid state hard disk, the switch chip and the data conversion chip, on the USB power supply voltage not connected to the USB interface, and the system power supply voltage vcc_5v_vj cannot be turned on, and the voltage vcc_5v_vj can be turned on as long as the solid state hard disk. Meanwhile, SATA signals of the solid state disk are converted into USB signals through the switch chip and the data conversion chip to be communicated with the data reading equipment connected with the USB interface, so that the data reading equipment can directly read and write data stored in the solid state disk from the outside in a shutdown state.
The combination relation of the power modules or in the embodiment is realized by 2 diodes, and can also be realized by a combination chip or other combination circuits. The configuration of the combining circuit is not limited in this embodiment.
Referring to fig. 14, fig. 14 is an application schematic diagram of a device for reading stored data in an electronic device according to an embodiment of the present application. The external reading interface is connected with the USB power supply as an external power supply, and can form a combined power supply with the system power supply of the electronic equipment to supply power to the data conversion chip, the data switch chip and the solid state disk, and any one of the external power supply and the system power supply can supply power to the data conversion chip, the data switch chip and the solid state disk independently.
When the electronic equipment is powered off, the system is not powered on, a system power supply is not powered on, a USB power line is inserted into an external reading interface to form a USB power supply for supplying power to the data conversion chip, the data switch chip and the solid state disk, at the moment, the main control chip does not work, the data switch chip is communicated with the data conversion chip and the solid state disk, the data conversion chip converts the signal type of the solid state disk into a USB signal and sends the USB signal to the external reading interface, and data in the solid state disk is read in the power-off state of the electronic equipment;
when the electronic equipment is started, the system is electrified, a system power supply supplies power to the data conversion chip, the data switch chip and the solid state disk, at the moment, the main control chip works to control the data switch chip to communicate the main control chip and the solid state disk, and the main control chip performs read-write operation on data in the solid state disk. When the main control chip detects that the external reading interface is inserted into the USB reading device, the data switch chip is controlled to be communicated with the data conversion chip and the solid state disk, the data conversion chip converts the signal type of the solid state disk into a USB signal and sends the USB signal to the external reading interface, the data in the solid state disk is read under the shutdown state of the electronic equipment, and if the main control chip detects that the USB reading device is pulled out of the external reading interface, the data switch chip is controlled to be communicated with the main control chip and the solid state disk, and the main control chip performs read-write operation on the data in the solid state disk.
Further, the embodiment of the present application further provides an electronic device, which includes the storage data reading device in the foregoing embodiment, and specific technical content is referred to the description of each embodiment and is not repeated herein.
Further, the embodiment of the application also provides a method for reading the storage data, which is used for reading the storage data by the storage data reading device in the embodiment. The stored data reading device is arranged in an electronic device, the electronic device comprises a data storage module, a main control module and an external reading interface, and the stored data reading device comprises: a data switch module and a level control module;
the data switch module is respectively connected with the data storage module, the main control module, the external reading interface and the level control module, and the level control module is also connected with the main control module;
the method comprises the following steps:
when the electronic equipment is shut down, the level control module controls the data switch module to communicate the data storage module with the external reading interface, so that the stored data in the data storage module is obtained through the external reading interface, and the shut down reading data is realized;
when the electronic equipment is started, the main control module controls the data switch module to communicate the data storage module with the main control module, so that the main control chip can read and write the storage data in the data storage module.
Other technical details of this method are referred to the description of the foregoing embodiments, and are not repeated here.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention. The description is not to be taken as limiting the invention.
Claims (10)
1. A stored data reading apparatus, characterized by being applied to an electronic device including a data storage module, a main control module, and an external reading interface, the stored data reading apparatus comprising:
a data switch module and a level control module;
the data switch module is respectively connected with the data storage module, the main control module, the external reading interface and the level control module, and the level control module is also connected with the main control module;
the level control module is used for controlling the data switch module to communicate the data storage module with the external reading interface when the electronic equipment is turned off;
the main control module is used for controlling the data switch module to communicate the data storage module with the main control module when the electronic equipment is started.
2. The stored data reading apparatus according to claim 1, wherein the stored data reading apparatus further comprises: a data conversion module;
the data conversion module is connected with the data switch module and the external reading interface;
the level control module is also used for sending a level control signal to the data switch module when the electronic equipment is turned off, and controlling the data switch module to communicate the data conversion module and the data storage module;
the data conversion module is used for receiving the data signals sent by the data storage module after being communicated with the data conversion module, converting the types of the data signals into the signal types supported by the external reading interface and sending the signal types to the external reading interface.
3. The memory data reading device of claim 2, wherein the level control module comprises a pull-down resistor;
the first end of the pull-down resistor is grounded, the second end of the pull-down resistor is connected with the data switch module, and the third end of the pull-down resistor is connected with the main control module;
the pull-down resistor is used for inputting a low-level signal to the data switch module as the level control signal when the electronic equipment is turned off so as to control the data switch module to be communicated with the data conversion module and the data storage module.
4. The device of claim 2, further comprising an access detection module connecting the main control module and the external read interface;
the main control module is further configured to control the data switch module to communicate the data conversion module with the data storage module if the external read interface is detected to be connected to the data read device by the access detection module when the electronic device is in a power-on state, and control the data switch module to communicate the main control module with the data storage module if the data read device is detected to be disconnected from the external read interface by the access detection module.
5. The apparatus according to claim 4, wherein the access detection module is configured to input a first detection signal to the main control module when the data reading device is connected to the external reading interface, and to input a second detection signal to the main control module when the data reading device is disconnected from the external reading interface;
the main control module is used for controlling the data switch module to communicate the data conversion module with the data storage module according to the first detection signal, and controlling the data switch module to communicate the main control module with the data storage module according to the second detection signal when the data conversion module is communicated with the data storage module.
6. The stored data reading apparatus according to claim 2, wherein the stored data reading apparatus further comprises: a combined power supply module;
the combined power supply module comprises at least two power supply modules, and the two power supply modules are connected with the data switch module, the data conversion module and the data storage module.
7. The stored data reading device of claim 6, wherein the combined power module comprises: an external power module and a system power supply of the electronic device.
8. The memory data reading device of claim 7, wherein the combined power module further comprises a first diode and a second diode;
the external power supply module is connected with the positive electrode of the first diode, the system power supply is connected with the positive electrode of the second diode, the negative electrode of the first diode is connected with the negative electrode of the second diode, the negative electrode of the first diode and the negative electrode of the second diode are connected with the input end of the power supply module, and the power supply module comprises: the data switch module, the data conversion module and the data storage module.
9. An electronic device comprising a stored data reading apparatus according to any one of claims 1 to 8.
10. A method of reading stored data, comprising: the stored data is read by the stored data reading apparatus according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410019302.7A CN117831579A (en) | 2024-01-03 | 2024-01-03 | Storage data reading device and method and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410019302.7A CN117831579A (en) | 2024-01-03 | 2024-01-03 | Storage data reading device and method and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117831579A true CN117831579A (en) | 2024-04-05 |
Family
ID=90522798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410019302.7A Pending CN117831579A (en) | 2024-01-03 | 2024-01-03 | Storage data reading device and method and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117831579A (en) |
-
2024
- 2024-01-03 CN CN202410019302.7A patent/CN117831579A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI494863B (en) | Dual-interface card reader module | |
| US11221774B2 (en) | Power down mode for universal flash storage (UFS) | |
| US8923088B2 (en) | Solid state storage device with sleep control circuit | |
| JP3110949U (en) | USB connector with card detector | |
| EP2040174B1 (en) | Card-type peripheral device | |
| US8200852B2 (en) | Multi-mode dongle for peripheral devices and associated methods | |
| US6681991B1 (en) | Card reading device having a multi-functional connector | |
| US20060250875A1 (en) | Voltage detection circuit control device, memory control device with the same, and memory card with the same | |
| CN117831579A (en) | Storage data reading device and method and electronic equipment | |
| US20050114570A1 (en) | Portable data storage device | |
| KR200172588Y1 (en) | A portable data storage device | |
| CN201130372Y (en) | Hard disk external circuit as well as hard disk apparatus using the same | |
| US7282984B2 (en) | Semiconductor device having an internal voltage converter, and method therefor | |
| CN109388601B (en) | Control method of OTG power supply and charging automatic switching module | |
| US20110258492A1 (en) | Device for testing serial interface | |
| CN110633236A (en) | UFS-based miniature TYPE-C mobile solid state disk | |
| CN219143420U (en) | Novel storage device | |
| CN215934727U (en) | Circuit for controlling mode switching and terminal equipment | |
| CN202177897U (en) | Embedded type equipment | |
| CN113687706B (en) | Device and method for automatically adjusting whether NCSI is opened or not | |
| CN214954869U (en) | High-speed multiplexing circuit board of high capacity solid state hard drives | |
| CN214067775U (en) | USB-to-TF card circuit | |
| CN220823091U (en) | Gateway equipment and mainboard thereof | |
| CN217426117U (en) | Switching device for storage medium read-write object | |
| CN116054309B (en) | Charging circuit, electronic device, charging system and reverse charging method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |