CN112783702A - Method for repairing abnormal USB connection based on mobile phone recovery machine - Google Patents
Method for repairing abnormal USB connection based on mobile phone recovery machine Download PDFInfo
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- G—PHYSICS
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- 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
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
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- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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Abstract
The invention provides a method for repairing abnormal USB connection based on a mobile phone recovery machine, which comprises the following steps: the method comprises a USB repairing method and a USB detecting method, wherein the USB repairing method comprises the steps of adopting a USB detecting and repairing process to carry out circular detection on a terminal application program, and intercepting and repairing when abnormal hardware of USB equipment is detected in the process of recovering and detecting a mobile phone; the USB detection method comprises the steps of sending a general USB interface checking command to a server, obtaining the number of USB interfaces, initializing the connection of the USB interfaces when checking the USB interfaces each time, and judging whether the USB interfaces are initialized normally, whether power-on is normal, whether USB equipment can be started or not and the like as the basis of checking. The method is short in time consumption and quick in repair, manual clicking is not needed intelligently, the technical effect of timely finding and timely repairing can be achieved, the labor cost and the maintenance cost of equipment disassembly and assembly are greatly reduced, and the mobile phone recovery efficiency is improved.
Description
Technical Field
The invention relates to a method for repairing abnormal USB connection based on a mobile phone recovery machine, and belongs to the technology of repairing abnormal USB connection.
Background
With the development of social economy, the quality of people's life pursuit is higher and higher, and environmental protection also becomes more and more the focus of people's attention, wherein the recovery problem of electronic products such as bad cell-phones, second-hand cell-phones, etc. is a part of content in environmental protection, the cell-phone is recovered the machine and is born as soon as possible, the machine of recovering the cell-phone is put in each place cell-phone business hall that comes soon; because the mobile phone is recovered by the machine, when the mobile phone is recovered, the recovery machine can detect the mobile phone which is recovered in advance, so that the mobile phone is inevitably contacted with the USB in the detection process, and the abnormal interruption of the USB can occur, for example, the abnormal connection of the USB line on the machine when the mobile phone is scanned by a scanner, the abnormal connection of the USB line when the camera takes a picture on the front side, and the like; at present, manual plugging and unplugging of a USB wire is the most common solution, but the manual plugging and unplugging of the USB wire has the following defects: 1. the USB cable is manually plugged, the time is long, and the plugging times are uncertain; 2. the method can not detect whether the USB line is normal in advance, and can only see the result when the USB line is used manually; 3. the disassembly, assembly, operation and maintenance cost of the machine is increased, and the recovery efficiency is reduced; 4. self-service terminal generally has the closure, unmanned on duty, and most USB interface all is inside the machine, and it is hard to open the machine time. Therefore, the method for repairing the abnormal connection of the USB is not only extremely inconvenient, but also long in time consumption and low in repairing efficiency, can not immediately know that the USB is abnormal, and simultaneously increases manpower and the cost for disassembling and assembling equipment and reduces the recovery efficiency; there is an urgent need for an intelligent solution to solve the above problems.
Disclosure of Invention
The invention aims to provide a method for repairing abnormal USB connection based on a mobile phone recovery machine, which solves the problems of low repair efficiency, reduction of mobile phone recovery rate, labor waste, equipment cost and the like by utilizing a mode of intercepting a USB line by a USB detection and repair process.
The method for repairing the abnormal USB connection based on the mobile phone recovery machine comprises a USB repairing method and a USB detecting method, wherein the USB repairing method comprises the steps of adopting a USB detecting and repairing process to carry out circular detection on a terminal application program, and intercepting and repairing abnormal hardware of USB equipment in the process of detecting and recovering the mobile phone by the recovery machine; the USB detection method comprises the steps of sending a general USB interface checking command to a server, obtaining the number of USB interfaces, initializing the connection of the USB interfaces when checking the USB interfaces each time, and judging whether the USB interfaces are initialized normally, whether power-on is normal, whether USB equipment can be started or not and the like as the basis of checking.
The hardware with the abnormal USB equipment is intercepted and repaired, the USB detection and repair process sends a single chip microcomputer USB debugging instruction through serial port debugging, the single chip microcomputer carries out USB power on-off through operating a relay, and finally reset of the USB equipment is achieved.
The USB detection and repair process processing device comprises: the device comprises a detection unit, a monitoring unit, a reset unit and a starting unit.
The relay is an electric switch, and the USB power supply is switched on and off by controlling the on-off of a driving coil of the relay, so that the reset of the USB equipment is realized.
The USB detection and repair process also comprises the step of setting a repair time threshold value in the terminal application program when the terminal application program performs cycle detection, judging whether the USB repair time is greater than the threshold value set by the terminal application program, if the USB repair time is greater than the threshold value set by the terminal application program, possibly damaging a USB line, uploading a USB abnormal result to a server, sending the server to a robot responsible person through a short message, switching the terminal application program to a machine alarm prompt interface and finishing the process; and if the USB repair times are not larger than the threshold value set by the terminal application program, continuing to execute the USB repair detection process.
The method for repairing abnormal USB connection based on a mobile phone recovery machine adopts a USB detection and repair method, namely a USB detection and repair process circularly detects and sends a universal command for checking a USB interface in a terminal application program, acquires the number of the USB interfaces, initializes the connection of the USB interface every time the USB interface is checked, judges whether the USB interface is initialized normally, whether power is on normally and whether USB equipment can be started or not and the like as the basis of the check, when the mobile phone recovery machine detects a mobile phone, the terminal application program prepares to start hardware with the USB equipment such as a camera and the like, the USB detection and repair process intercepts and detects a USB wire, if the hardware is detected to be abnormal, the USB repair and repair process sends a specific singlechip repair USB debugging command of the camera through serial port debugging, the singlechip repairs the USB debugging command by operating a relay, each USB singlechip repair USB debugging command corresponds to different relays for controlling the USB interface, the relay is an electrical switch, and the USB power supply is switched on and off by controlling the on-off of a driving coil of the relay, so that the USB equipment is reset finally. The method is short in time consumption, intelligent and free of manual clicking, labor cost and maintenance cost for disassembling and assembling the equipment are greatly reduced, and recovery efficiency is improved.
Drawings
FIG. 1 is a schematic overall flow chart of one embodiment of a method for repairing abnormal USB connection based on a mobile phone recycling machine according to the present invention;
FIG. 2 is a schematic structural diagram of a USB detection and repair process processing apparatus shown in FIG. 1;
fig. 3 is a system structure diagram of the method for repairing the abnormal USB connection based on the mobile phone recycling machine according to the present invention.
Detailed Description
Referring to fig. 1 to fig. 3, these three figures show a general flow chart of an embodiment of the method for recovering an abnormal USB connection based on a recycling machine of a mobile phone according to the present invention. The method comprises a USB repair method and a USB detection method, wherein the USB repair method comprises the steps of adopting a USB detection repair process to carry out circular detection on a terminal application program, and intercepting and repairing abnormal hardware of the USB equipment in the process of detecting and recovering the mobile phone by a recovery machine; the USB detection method comprises the steps of sending a general USB interface checking command to a server, obtaining the number of USB interfaces, initializing the connection of the USB interfaces when checking the USB interfaces each time, and judging whether the USB interfaces are initialized normally, whether power-on is normal, whether USB equipment can be started or not and the like as the basis of checking. The hardware with the abnormality for the USB equipment is intercepted and repaired, the USB detection and repair process sends a single chip microcomputer repair USB debugging instruction through serial port debugging, the single chip microcomputer operates a relay, the relay is an electric switch, the on-off of a relay driving coil is controlled, the on-off of a USB power supply is carried out through the on-off of the relay, and finally the reset of the USB equipment is realized.
The processing device for detecting the repair process by the USB comprises: the device comprises a detection unit, a monitoring unit, a reset unit and a starting unit. The USB detection and repair process further includes a step of setting a repair time threshold in the terminal application program when the terminal application program performs loop detection, and the following specifically describes the implementation process and steps with reference to fig. 1, taking the USB interface of the camera as an example:
1) mobile phone detection: opening a mobile phone recovery cabin door and putting the mobile phone into the cabin door for photographing detection;
2) detecting a USB interface by a USB detection and repair process: before starting the camera, the USB detection and repair process detects that the camera has a USB interface identifier, a universal command for checking the USB interface is sent, the number of the USB interfaces is searched, when the USB interface is checked each time, connection initialization is carried out on the USB interface, whether the USB interface is normally initialized or not and whether the camera can be started or not are judged as the basis of checking, and if the checking is abnormal, the camera is normally started;
3) if the abnormal connection of the camera and other devices with the USB interface is detected, the USB is restored and reset: the USB detection and repair process sends a camera specific single chip microcomputer repair USB debugging instruction through serial port debugging, the single chip microcomputer operates a relay, each USB single chip microcomputer repair USB debugging instruction corresponds to a relay of a different control USB interface, the relay is an electrical switch, and the USB power supply is switched on and off by controlling the on-off of a relay driving coil, so that the USB equipment is reset finally;
4) judging whether the USB repair times of the camera are larger than a threshold value set by a terminal application program or not, and if not, continuing to execute the step 2); if the abnormal result is larger than the set threshold value, the USB line is possibly damaged, the abnormal result of the camera USB is uploaded to a server, the server sends the abnormal result of the USB to a robot responsible person through a short message, and finally the terminal application program is switched to a machine alarm prompting interface and the process is ended;
5) if the USB interface of the camera is successfully repaired, the camera is normally started; and (3) monitoring the hardware of the USB equipment in real time by the USB detection and repair process, if the shooting process of the camera fails, temporarily stopping shooting by the camera, and entering the step 2).
The method is short in time consumption and quick in repair, manual clicking is not needed intelligently, timely repair can be found, labor cost and operation and maintenance cost of equipment disassembly and assembly are greatly reduced, and mobile phone recovery efficiency is improved.
Claims (5)
1. A method for restoring abnormal connection of a USB (universal serial bus) based on a mobile phone recovery machine is characterized by comprising the following steps:
the method comprises a USB repairing method and a USB detecting method, wherein the USB repairing method comprises the steps of adopting a USB detecting and repairing process to carry out circular detection on a terminal application program, and intercepting and repairing when abnormal hardware of USB equipment is detected in the process of recovering and detecting a mobile phone; the USB detection method comprises the steps of sending a general USB interface checking command to a server, obtaining the number of USB interfaces, initializing the connection of the USB interfaces when checking the USB interfaces each time, and judging whether the USB interfaces are initialized normally, whether power-on is normal, whether USB equipment can be started or not and the like as the basis of checking.
2. The method for repairing abnormal USB connection based on mobile phone recovery machine according to claim 1, wherein: the hardware with the abnormal USB equipment is intercepted and repaired, the USB detection and repair process sends a single chip microcomputer USB debugging instruction through serial port debugging, the single chip microcomputer carries out USB power on-off through operating a relay, and finally reset of the USB equipment is achieved.
3. The method for repairing abnormal USB connection based on mobile phone recovery machine according to claim 1, wherein: the USB detection and repair process processing device comprises: the device comprises a detection unit, a monitoring unit, a reset unit and a starting unit.
4. The method for repairing abnormal USB connection based on the mobile phone recovery machine according to claim 2, wherein: the relay is an electric switch, and the USB power supply is switched on and off by controlling the on-off of a driving coil of the relay, so that the reset of the USB equipment is realized.
5. The method for repairing abnormal USB connection based on mobile phone recovery machine according to claim 1, wherein: the USB detection and repair process also comprises a step of setting a repair frequency threshold value in the terminal application program when the terminal application program performs cycle detection, judging whether the USB repair frequency is greater than the threshold value set by the terminal application program, if the USB repair frequency is greater than the threshold value set by the terminal application program, the USB line is possibly damaged, uploading a USB abnormal result to a server, sending the server to a robot responsible person through a short message, switching the terminal application program to a machine alarm prompt interface and finishing the process; and if the USB repair times are not larger than the threshold value set by the terminal application program, continuing to execute the USB repair detection process.
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| CN202011636557.6A CN112783702A (en) | 2020-12-31 | 2020-12-31 | Method for repairing abnormal USB connection based on mobile phone recovery machine |
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| CN202011636557.6A CN112783702A (en) | 2020-12-31 | 2020-12-31 | Method for repairing abnormal USB connection based on mobile phone recovery machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11922467B2 (en) | 2020-08-17 | 2024-03-05 | ecoATM, Inc. | Evaluating an electronic device using optical character recognition |
| US12033454B2 (en) | 2020-08-17 | 2024-07-09 | Ecoatm, Llc | Kiosk for evaluating and purchasing used electronic devices |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11922467B2 (en) | 2020-08-17 | 2024-03-05 | ecoATM, Inc. | Evaluating an electronic device using optical character recognition |
| US12033454B2 (en) | 2020-08-17 | 2024-07-09 | Ecoatm, Llc | Kiosk for evaluating and purchasing used electronic devices |
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