CN215452970U - Ethernet interface testing arrangement - Google Patents
Ethernet interface testing arrangement Download PDFInfo
- Publication number
- CN215452970U CN215452970U CN202120678275.6U CN202120678275U CN215452970U CN 215452970 U CN215452970 U CN 215452970U CN 202120678275 U CN202120678275 U CN 202120678275U CN 215452970 U CN215452970 U CN 215452970U
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- ethernet
- interface
- data processing
- module
- processing module
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- 238000012360 testing method Methods 0.000 title claims abstract description 13
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000013461 design Methods 0.000 claims abstract description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 21
- 229910052744 lithium Inorganic materials 0.000 claims description 21
- 230000000087 stabilizing effect Effects 0.000 claims description 18
- 238000002955 isolation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract description 5
- 238000003745 diagnosis Methods 0.000 abstract description 3
- 238000007405 data analysis Methods 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004573 interface analysis Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
The utility model discloses an Ethernet interface testing device which comprises a main body and an upper cover, wherein the main body and the upper cover are in an open-close type design, a screen is arranged on the inner side of the upper cover, a keyboard and a touch pad are arranged on the inner side of the main body, and a power supply interface and two Ethernet interfaces are arranged on the side of the main body; the main body is internally provided with a data processing module, an Ethernet data transceiver module and a power module, wherein the power module is used for supplying power, the data processing module is led out of an LVDS interface and connected with a screen, the data processing module is led out of a USB interface and connected with a keyboard and a touch pad, and the Ethernet data transceiver module is connected with the data processing module through an RMII interface. The utility model connects the dual Ethernet interface by the data processing module and the Ethernet data transceiver module, can conveniently carry out fault diagnosis and data analysis on the control system with the dual Ethernet interface through the design, and simultaneously uses the integrated circuit module, so that the structure is relatively simple and the cost is lower.
Description
Technical Field
The utility model relates to an Ethernet interface testing device, belonging to the field of Ethernet interface detection.
Background
Industrial control networks are now increasingly using ethernet. The Ethernet is a standard open network, devices of different manufacturers are easily interconnected, compatibility problems do not exist, the Ethernet is a computer network technology which is most widely applied at present and has wide technical support, but because the industrial control field environment is severe and the requirement on the stability of an industrial Ethernet control system is particularly high, a dual-redundancy Ethernet interface mode is adopted in a plurality of industrial Ethernet control systems, and when the Ethernet interface fails, a standby interface is immediately started, so that the normal operation of the system is ensured.
When a control system using an Ethernet interface is used for system debugging and troubleshooting, an Ethernet test analysis device is needed, but the existing simple Ethernet analysis devices only have a single interface, the control system using a dual-redundancy Ethernet interface is relatively troublesome for detection and analysis, a plurality of simple Ethernet analysis devices are difficult to synchronize in time, and a high-end Ethernet interface analysis device is high in cost.
Disclosure of Invention
The utility model provides an Ethernet interface testing device which is used for building an Ethernet interface testing and analyzing platform through reasonable composition and connection so as to solve the problems that a control system using double Ethernet interfaces is inconvenient to troubleshoot or high in cost in debugging and maintenance processes.
The technical scheme of the utility model is as follows: an Ethernet interface testing device comprises a main body and an upper cover, wherein the main body and the upper cover are in an open-close type design, a screen is arranged on the inner side of the upper cover, a keyboard and a touch pad are arranged on the inner side of the main body, and a power supply interface and two Ethernet interfaces are arranged on the side of the main body; the main body is internally provided with a data processing module, an Ethernet data transceiver module and a power module, wherein the power module is used for supplying power, the data processing module is led out of an LVDS interface and connected with a screen, the data processing module is led out of a USB interface and connected with a keyboard and a touch pad, and the Ethernet data transceiver module is connected with the data processing module through an RMII interface.
The data processing module adopts an i.MX6UL core board.
The Ethernet receiving and transmitting module comprises an Ethernet PHY circuit and a network isolation transformer, the Ethernet PHY circuit is connected with the data processing module through the RMII interface, and the network isolation transformer is connected between the Ethernet PHY circuit and the Ethernet interface.
The power supply module comprises a charging circuit, a discharging circuit and a high-capacity lithium battery; wherein the high-capacity lithium battery supplies power through a discharge circuit; when the external power supply interface is connected with a power supply, the charging circuit charges the high-capacity lithium battery.
The high-capacity lithium battery is powered by a circuit built by a switch type voltage stabilizing chip LM2576 and a linear voltage stabilizing chip LM 1117; the input end of a voltage stabilizing circuit built by the switch type voltage stabilizing chip LM2576 is connected with the high-capacity lithium battery, the output voltage is 5V, the input end of a voltage stabilizing circuit built by the linear voltage stabilizing chip LM1117 is connected with 5V, and the output voltage is 3.3V; when an external power interface is connected with a power supply, the external power supply charges the high-capacity lithium battery through the charging chip PW4203, the input end of the charging chip PW4203 is connected with the external power supply through the anti-reverse diode D3, and the output end of the PW4203 is connected with the high-capacity lithium battery.
The utility model has the beneficial effects that: the utility model connects the dual Ethernet interface by the data processing module and the Ethernet data transceiver module, can conveniently carry out fault diagnosis and data analysis on the control system with the dual Ethernet interface through the design, and simultaneously uses the integrated circuit module, so that the structure is relatively simple and the cost is lower.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a block diagram of the circuit connections of the present invention;
FIG. 3 is a circuit schematic of a data processing module of the present invention;
FIG. 4 is a schematic circuit diagram of an Ethernet transceiver module according to the present invention;
FIG. 5 is a schematic diagram of a discharge circuit in the present invention;
FIG. 6 is a schematic diagram of a charging circuit in accordance with the present invention;
the reference numbers in the figures are: the system comprises a screen 1, a power interface 2, a keyboard 3, a power switch 4, a touch panel 5, an Ethernet interface I6 and an Ethernet interface II 7.
Detailed Description
Example 1: as shown in fig. 1-6, the portable electronic device comprises a main body and an upper cover, wherein the main body and the upper cover are in an open-close type design, a screen 1 is arranged on the inner side of the upper cover, the resolution of the screen is 1366 × 768, and the size of the screen is 15 inches; the inner side of the main body is provided with a keyboard 3 and a touch panel 5, the side of the main body is provided with a power interface 2 and two Ethernet interfaces (the power interface can be externally connected with a 15V power supply, and the Ethernet interfaces are an Ethernet interface I6 and an Ethernet interface II 7 which can be connected with an external network); the main body is internally provided with a data processing module, an Ethernet data transceiver module and a power module, wherein the power module is used for supplying power, the data processing module is led out of an LVDS interface and connected with a screen, the data processing module is led out of a USB interface and connected with a keyboard and a touch pad, and the Ethernet data transceiver module is connected with the data processing module through an RMII interface.
Further, the data processing module may be configured to adopt an i.mx6ul core board, the i.mx6ul core board uses a Cortex-a7 processor of NXP, the specific model is MCIMX6G2CVM05AA, and the core board is further equipped with 256M DDR3 memory and 256M electronic hard disk. The i.MX6UL core board is LED out of an LVDS interface to be connected with a liquid crystal screen on the inner side of the upper cover and used for data display, the backlight of the display is an LED array and is driven by a 12V direct-current power supply, and the GPIO of the i.MX6UL core board controls the on-off of the backlight through a relay. The I.MX6UL core board leads out a USB interface to be connected with an 88-key industrial keyboard with a touch panel on the inner side of the main body, and is used for operating the device. The data processing module is provided with a plurality of interfaces such as a serial port, LVDS, USB, an Ethernet bus and the like, is connected with the Ethernet receiving module through the Ethernet bus interface, is connected with a screen on the inner side of the upper cover through the LVDS interface, and is connected with a keyboard and a touch pad on the inner side of the main body through the USB interface. The data processing module adopts a Linux operating system, an application program matched with the device can be operated on the system, the matched application program can process the data received from the Ethernet data transceiver module, and then the processed data is stored in a database and is displayed on a screen.
Further, the ethernet transceiver module may be configured to include an ethernet PHY circuit and a network isolation transformer, where the ethernet PHY circuit is connected to the data processing module through the RMII interface, and the network isolation transformer is connected between the ethernet PHY circuit and the ethernet interface.
Further, the power supply module can be arranged to comprise a charging circuit, a discharging circuit and a 4000mAh high-capacity lithium battery; when the power switch 4 is switched on to enable the system to work, the high-capacity lithium battery supplies power to other modules through the discharge circuit; when the external power supply interface is connected with a power supply, the charging circuit charges the high-capacity lithium battery.
Further, the high-capacity lithium battery can be set to be powered through a circuit built by a switch type voltage stabilizing chip LM2576 and a linear voltage stabilizing chip LM 1117; the input end of a voltage stabilizing circuit built by the switch type voltage stabilizing chip LM2576 is connected with a high-capacity lithium battery, the output voltage is 5V, and a module with the power supply requirement of 5V can be powered; the input end of a voltage stabilizing circuit built by the linear voltage stabilizing chip LM1117 is connected with 5V, the output voltage is 3.3V, and a module with the power supply requirement of 3.3V can be powered; when an external power interface is connected with a power supply, the external power supply charges the high-capacity lithium battery through the charging chip PW4203, the input end of the charging chip PW4203 is connected with the external power supply through the anti-reverse diode D3, and the output end of the PW4203 is connected with the high-capacity lithium battery.
When the utility model is used for field operation by matching with corresponding application programs, the specific working process is as follows:
when the power switch 4 is switched on, the system starts to work, firstly, the system is initialized, and the LINUX operating system is started. After the operating system is started, the application program matched with the device automatically runs and enters an operating interface. The keyboard and the touch panel of the apparatus as input devices can control the progress and stop of the detection state, select data to be viewed, and the like.
When the detection state is in progress, the i.MX6UL core board firstly configures the Ethernet transceiver module, then monitors two paths of Ethernet data in real time through the Ethernet transceiver module, and after the received data are processed by the i.MX6UL core board, the processed data are stored in the hard disk on the one hand, and on the other hand, the processed data are analyzed according to the analysis requirement and then displayed on the display until the hard disk data are full or the detection state is stopped, so that the test analysis work of the two paths of Ethernet is completed. If the i.MX6UL core board does not receive the data from the Ethernet transceiver module or receives the data intermittently in the process of monitoring two paths of Ethernet data in real time, the monitored dual Ethernet control i simultaneously has a fault, and therefore the fault diagnosis work is completed.
While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. An Ethernet interface testing device is characterized in that: the multifunctional keyboard comprises a main body and an upper cover, wherein the main body and the upper cover are in an open-close type design, a screen is arranged on the inner side of the upper cover, a keyboard and a touch pad are arranged on the inner side of the main body, and a power supply interface and two Ethernet interfaces are arranged on the side of the main body; a data processing module, an Ethernet data transceiver module and a power module are packaged in the main body, the power module is used for supplying power, the data processing module is led out of an LVDS interface and connected with a screen, the data processing module is led out of a USB interface and connected with a keyboard and a touch pad, and the Ethernet data transceiver module is connected with the data processing module through an RMII interface;
the data processing module adopts an i.MX6UL core board.
2. An ethernet interface test apparatus according to claim 1, wherein: the Ethernet receiving and transmitting module comprises an Ethernet PHY circuit and a network isolation transformer, the Ethernet PHY circuit is connected with the data processing module through the RMII interface, and the network isolation transformer is connected between the Ethernet PHY circuit and the Ethernet interface.
3. An ethernet interface test apparatus according to claim 1, wherein: the power supply module comprises a charging circuit, a discharging circuit and a high-capacity lithium battery; wherein the high-capacity lithium battery supplies power through a discharge circuit; when the external power supply interface is connected with a power supply, the charging circuit charges the high-capacity lithium battery.
4. An Ethernet interface testing device according to claim 3, wherein: the high-capacity lithium battery is powered by a circuit built by a switch type voltage stabilizing chip LM2576 and a linear voltage stabilizing chip LM 1117; the input end of a voltage stabilizing circuit built by the switch type voltage stabilizing chip LM2576 is connected with the high-capacity lithium battery, the output voltage is 5V, the input end of a voltage stabilizing circuit built by the linear voltage stabilizing chip LM1117 is connected with 5V, and the output voltage is 3.3V; when an external power interface is connected with a power supply, the external power supply charges the high-capacity lithium battery through the charging chip PW4203, the input end of the charging chip PW4203 is connected with the external power supply through the anti-reverse diode D3, and the output end of the PW4203 is connected with the high-capacity lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120678275.6U CN215452970U (en) | 2021-04-02 | 2021-04-02 | Ethernet interface testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120678275.6U CN215452970U (en) | 2021-04-02 | 2021-04-02 | Ethernet interface testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215452970U true CN215452970U (en) | 2022-01-07 |
Family
ID=79703759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120678275.6U Expired - Fee Related CN215452970U (en) | 2021-04-02 | 2021-04-02 | Ethernet interface testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215452970U (en) |
-
2021
- 2021-04-02 CN CN202120678275.6U patent/CN215452970U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |