WO2016029724A1

WO2016029724A1 - Automatic testing method and system for vehicular navigation instrument

Info

Publication number: WO2016029724A1
Application number: PCT/CN2015/079950
Authority: WO
Inventors: 王勇
Original assignee: 深圳市赛格导航科技股份有限公司
Priority date: 2014-08-28
Filing date: 2015-05-27
Publication date: 2016-03-03
Also published as: CN105444776B; CN105444776A

Abstract

An automatic testing method and system for a vehicular navigation instrument. The method comprises: determining whether the existence of an external bootstrap program is detected (S101); starting the external bootstrap program and starting a testing bootstrap program through the external bootstrap program if the external bootstrap program is detected (S102); detecting whether a first preset name of a formal navigation program exists in a flash memory of the vehicular navigation instrument (S201); if yes, resetting and restarting the operating system of the vehicular navigation instrument and entering the desktop of the operating system after modifying the first preset name of the formal navigation program in the flash memory of the vehicular navigation instrument into a second preset name (S301); if there is not the first preset name of the formal navigation program in the flash memory, detecting whether the second preset name of the formal navigation program exists in the flash memory of the vehicular navigation instrument (S401); if yes, sending an instruction to start a testing program and performing an automatic test for the vehicular navigation instrument according to the testing program after modifying the second preset name of the formal navigation program in the flash memory of the vehicular navigation instrument into the first preset name (S402). The required external bootstrap program, testing bootstrap program and testing program are stored in a peripheral terminal as required in the automatic testing method and system, and then an automatic test is performed to achieve the purpose that a formal navigation program in a flash memory of a vehicular navigation instrument is not required to be upgraded repeatedly, the production flow is simplified, the production time is saved, and the production efficiency is improved.

Description

Automatic test method and system for car navigation device

Technical field

[0001] The present invention relates to a car navigation technology, and more particularly to an automatic test method and system for a car navigation system.

[0002] With the popularity of automobiles and the construction of roads, inter-city economic exchanges are more frequent, and the area of activities is also growing. China now has more and more private cars, car owners and their family activities. The scope has therefore been greatly extended. In order to improve the quality of life, a large number of leisure activities and adventure activities have made us not limited to a small area we know. We don’t know the road, and we can’t find a destination. After a weekend trip, car navigation will be a very useful tool. In this regard, car navigation systems gradually enter the world of car owners and become the basic equipment on the car; and car navigation test has become a hot topic for engineers in the industry. .

[0003] In the production process of a car navigation device, it is necessary to pass the finished product testing stage of the car navigation device. The existing test methods are generally performed by hand, manually clicking each function in turn, or using the instrument to test whether the function is normal. There is also a dedicated automated test system, and the existing car navigation system is usually based on Windows CE (Windows Embedded Compact). Windows CE is the foundation of Microsoft's embedded and mobile computing platform. It is a scalable and scalable system. The 32-bit embedded operating system is based on the handheld computer-based electronic device operating system; the navigation program officially released by the usual car navigation system is generally stored in the built-in flash memory of the car navigation system, so generally after the test is completed, it is also required. Then upgrade the operating system of the car navigation system and its official navigation program to the official release version, and then ship the car navigation device. In the production process of a product, it is often necessary to perform multiple upgrades to a car navigation system to achieve downtime and functional testing. To a large extent, it affects production efficiency. technical problem

[0004] The technical problem to be solved by the present invention is to overcome the above-mentioned drawbacks of the prior art, and to provide an automation of a car navigation system that can simplify the production process in the production process without affecting the release of the official navigation program of the car navigation system. Test methods and systems. Through the application of the invention, the production department of the car navigation device can Store the required external boot program, test boot program, and test program in the peripheral terminal as needed, and then use the peripheral terminal for automatic test to achieve the purpose of not having to re-upgrade the official navigation program stored in the flash memory of the car navigation device multiple times. And because the production process is simplified, the production time is saved, the production efficiency is improved, and the release of the official navigation program is not affected.

Problem solution

Technical solution

[0005] The technical solution adopted by the present invention to solve the technical problem thereof is as follows: An automatic test method for a car navigation system is provided, which includes the following steps:

[0006] Sl, detecting the existence of the external boot program, start the external boot program, and start the test boot program through the external boot program, proceeds to step S2;

[0007] S2, detecting whether there is a first preset name of the official navigation program in the flash memory of the car navigation device: if the first preset name of the official navigation program is detected in the flash memory of the car navigation device, proceeding to step S3; The first preset name of the official navigation program is not detected in the flash memory of the navigator, and the process proceeds to step S4;

[0008] S3. After modifying the first preset name of the official navigation program in the flash memory of the car navigation device to the second preset name, resetting and restarting the operating system of the car navigation system and entering the desktop of the operating system, and then returning To step S1;

[0009] S4. Detecting whether there is a second preset name of the official navigation program in the flash memory of the car navigation system: if the second preset name of the official navigation program is detected in the flash memory of the car navigation device, the flash memory of the car navigation device is After the second preset name of the official navigation program is modified to the first preset name, the start test program command is issued, and the automatic test of the car navigation system is performed according to the test program; if the car navigation device does not detect the flash memory The second preset name of the official navigation program enters the desktop of the operating system of the car navigation system.

[0010] Preferably, the step S1 further includes:

[0011] detecting that the external boot program does not exist, detecting whether there is a first preset name of the official navigation program in the flash memory of the car navigation system, if the first preset of the official navigation program is detected in the flash memory of the car navigation system Name, the official navigation program is run; if the first preset name of the official navigation program is not detected in the flash memory of the car navigation device, the desktop of the operating system of the car navigation system is entered.

[0012] Preferably, after the issuing the test program command in the step S4, the method further includes: turning off the test lead Guide.

[0013] Preferably, before the step S1, the method further includes: after storing the external boot program in an external terminal

And communicating the external terminal with the car navigation device.

[0014] Preferably, the performing the automatic test of the car navigation system according to the test program in the step S4 comprises: saving the configuration file generated in the automatic test process in the external terminal.

[0015] Preferably, before the step S1, the method further includes: powering on the car navigation device, and starting the operation system of the car navigation device;

[0016] After performing the automatic test of the car navigation system according to the test program in the step S4, the method further includes: after the automatic test is completed, powering off the car navigation device, and disconnecting the communication between the external terminal and the car navigation device. connection.

[0017] Preferably, the operating system of the car navigation system is windows CE.

[0018] The present invention also provides an automated test system for a car navigation system, including:

[0019] a car navigation device, including a flash memory for storing an official navigation program and its name information;

[0020] an external terminal, communicatively coupled to the car navigation device, configured to store the external boot program, the test boot program, and the test program; after receiving the boot external boot program, start an external boot program and send a boot test After the boot program instruction, running the test boot program; after receiving the start test program command, running the test program for automatic test;

[0021] The test terminal is connected to the car navigation system, and is configured to detect that the external boot program exists, start the external boot program; and further, after running the test boot program, detecting whether the car navigation device is in the flash memory There is a first preset name of the official navigation program: if the first preset name of the official navigation program is detected in the flash memory of the car navigation device, the first preset name of the official navigation program in the flash memory of the car navigation device is modified to After the second preset name, reset and restart the operating system of the car navigation system and enter the desktop of the operating system, and then return to continue detecting the existence of the external boot program; if the official navigation program is not detected in the flash memory of the car navigation device The preset name is used to detect whether there is a second preset name of the official navigation program in the flash memory of the car navigation system: if the second preset name of the official navigation program is detected in the flash memory of the car navigation device, the flash memory of the car navigation device is After the second preset name of the official navigation program is modified to the first preset name, the start test program command is issued. And automatic test car navigation system in accordance with the test program; and a second predetermined vehicle navigation if flash was not detected formal navigation program Name, then enter the desktop of the operating system of the car navigation system.

[0022] Preferably, the signal generator is further disposed between the test terminal and the car navigation system, and configured to send a signal to the car navigation system after receiving the test instruction of the test terminal.

[0023] Preferably, the test terminal is further configured to detect whether there is a first preset name of the official navigation program in the flash memory of the car navigation system when detecting that the external boot program does not exist, if the car navigation device is in the flash memory If the first preset name of the official navigation program is detected, the official navigation program is run; if the first preset name of the official navigation program is not detected in the flash memory of the car navigation device, the desktop of the operating system of the car navigation system is entered. .

[0024] The implementation of the invention has the following beneficial effects:

[0025] The automated test method of the car navigation system of the present invention includes the following steps: Sl, detecting the existence of the external boot program, starting the external boot program, and starting the test boot program through the external boot program, proceeds to step S2; S2, detecting whether there is a first preset name of the official navigation program in the flash memory of the car navigation device: if the first preset name of the official navigation program is detected in the flash memory of the car navigation device, proceeding to step S3; if the car navigation device If the first preset name of the official navigation program is not detected in the flash memory, proceed to step S4; S3, after modifying the first preset name of the official navigation program in the flash memory of the car navigation device to the second preset name, reset and restart The operating system of the car navigation system enters the desktop of the operating system, and then returns to step SI; S4, detecting whether there is a second preset name of the official navigation program in the flash memory of the car navigation system: if the detection of the car navigation device is in the flash memory To the second preset name of the official navigation program, the official navigation program in the flash memory of the car navigation system After the second preset name is modified to the first preset name, an instruction to start the test program is issued, and the automatic test of the car navigation system is performed according to the test program; if the second navigation of the official navigation program is not detected in the flash memory of the car navigation system The preset name enters the desktop of the operating system of the car navigation system.

Advantageous effects of the invention

Beneficial effect

[0026] Through the application of the invention, the production department of the car navigation system can store the required external boot program, test boot program and test program in the peripheral terminal as needed, and then use the peripheral terminal to perform automatic test, which does not require much The purpose of re-upgrading the official navigation program stored in the flash memory of the car navigation system, and simplifying the production process, saving production time, improving production efficiency, and not affecting the formal The release of the navigation program.

Brief description of the drawing

DRAWINGS

[0027] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a flow chart of an automated test method for a car navigation system in an embodiment of the present invention;

2 is a schematic structural diagram of an automated test system of a car navigation system according to an embodiment of the present invention;

3 is a schematic structural diagram of an automated test system of a car navigation system in another embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0032] In order to solve the problem, the car navigation device 10 existing in the prior art needs to upgrade the operating system of the car navigation system 10 and its official navigation program to an official release version after the test is completed, and then the car navigation device 10 is Goods; In the production process of a product, it is often necessary to upgrade a car navigation device 10 several times to achieve downtime and functional testing. To a large extent, it affects the defects of production efficiency. The present invention provides an automated test method and system for a car navigation system 10 that can simplify the production process in the production process without affecting the release of the official navigation program of the car navigation system 10.

[0033] The present invention provides an automated test method for a car navigation system 10, which includes the following steps:

[0034] Step one, detecting that the external boot program exists, starting the external boot program, and starting the test boot program by the external boot program, proceeding to step two; Step two, detecting the car navigation device that needs to be tested Is there a first preset name of the official navigation program in the flash memory of 10: If the first preset name of the official navigation program is detected in the flash memory of the car navigation device 10, the process proceeds to step 3; if the flash memory of the car navigation device 10 is not After detecting the first preset name of the official navigation program, proceed to step 4; Step 3: After modifying the first preset name of the official navigation program in the flash memory of the car navigation device 10 to the second preset name, reset and restart the vehicle. The operating system of the navigator 10 enters the desktop of the operating system, and then returns to step one; step four: detecting whether there is a second preset name of the official navigation program in the flash memory of the car navigation system 10: if the car navigation device 10 The second preset name of the official navigation program detected in the flash memory After the second preset name of the official navigation program in the flash memory of the car navigation device 10 is modified to the first preset name, the start test program command is issued, and the automatic test of the car navigation device 10 is performed according to the test program. If the second preset name of the official navigation program is not detected in the flash memory of the car navigation device 10, the desktop of the operating system of the car navigation system 10 is entered.

[0035] Through the application of the present invention, the production department of the car navigation system 10 can store the required external boot program, test boot program and test program in the peripheral terminal as needed, and then use the peripheral terminal to perform automatic test. The purpose of re-upgrading the official navigation program stored in the flash memory of the car navigation device 10 is repeated, and the production process is simplified, the production time is saved, the production efficiency is improved, and the official navigation program is not affected.

[0036] Specifically, as shown in FIG. 1, FIG. 1 is a flowchart of an automated test method of a car navigation system according to an embodiment of the present invention. In the automatic test method of the car navigation system of the embodiment, the process first proceeds to step S101. Determining whether an external boot program is detected, when an external boot program is detected, as shown in FIG. 2, FIG. 2 is a schematic structural diagram of an automated test system of the car navigation system according to an embodiment of the present invention, when it is detectable The external boot program 吋, on behalf of the car navigation device 10, is in communication with the external terminal 20, and the external terminal 20 is configured to store the external boot program, the test boot program, and the test program; After the program is started, the test program is run after the external test program is started and the start test test command is sent. After receiving the start test program command, the test program is run for automatic test. In the present invention, the external terminal 20 includes, but is not limited to, an SD card (Secure Digital Memory Card), a USB (Universal Serial Bus) connection, and other storage devices. The effects of the above external boot program, test boot program, and test program storage are sufficient. When it is detected that the external boot program exists, the process proceeds to step S102, the external boot program is started, and the test boot program is started by the external boot program, and the external boot program includes a boot command of the test boot program, as long as the The external boot program is started, and the test boot program can be commanded to run. After the test boot program is started by the external boot program, the process proceeds to step S201 to detect whether the first preset name of the official navigation program exists in the flash memory of the car navigation system 10. In the present invention, the first preset name is a default name of the official navigation program. In some embodiments, step S201 can also be determined by detecting whether it can be found through a path preset in the system. That is, when the default path in the path of the system no longer exists, it indicates the official guide. The first preset name of the navigation program does not exist. When the default navigation path of the system can find the above-mentioned official navigation program, the first preset name of the official navigation program exists. Preferably, in the present invention, the operating system of the car navigation system 10 is windows CE. In the above step S201, if the first preset name of the official navigation program is detected in the flash memory of the car navigation device 10, the first preset name of the official navigation program is not modified, because in the navigation system under Windows CE, If the first preset name of the official navigation program exists, Windows CE will enter the navigation mode by default, so that the navigation function and service of the navigation system can be used most quickly, so that you want to enter the Windows CE operating system. The desktop needs to modify the first preset name of the official navigation program so that the operating system cannot find the first preset name of the official navigation program, and then transfer to the desktop of the Windows CE operating system. Therefore, if the first preset name of the official navigation program is detected in the flash memory of the car navigation device 10, the process proceeds to step S301, and the first preset name of the official navigation program in the flash memory of the car navigation system 10 is modified to the second preset. After the name is reset, the operating system of the car navigation system 10 is reset and the desktop of the operating system is entered, and then the process returns to step S101 to continue to determine whether an external boot program is detected. In this step, the second preset name is It can be set in the test boot program as needed. When the test boot program is running, it can be automatically changed as needed. In step S201, if the first navigation of the official navigation program is not detected in the flash memory of the car navigation device 10 If the name is set, the process proceeds to step S401, and it is detected whether there is a second preset name of the official navigation program in the flash memory of the car navigation device 10, thereby determining that the first preset name of the official navigation program has been modified to the second preset name. , or the operating system itself has failed, there is no such official navigation program or the program has been damaged. If the second preset name of the official navigation program is detected in the flash memory of the car navigation device 10 in step S401, the process proceeds to step S402, and the second preset name of the official navigation program in the flash memory of the car navigation device 10 is modified to After the first preset name, an instruction to start the test program is issued, and an automatic test of the car navigation system 10 is performed according to the test program. The test process is preset by the test program, and the test program can be set differently according to needs. If the second preset name of the official navigation program is not detected in the flash memory of the car navigation device 10 in step S401, the process proceeds to step S403 to enter the desktop of the operating system of the car navigation system 10, and The operating system itself has failed. The official navigation program or program has not been damaged. You can enter the operating system's desktop for further processing. In this embodiment, the external boot program, the test boot program, and the test program are stored in the peripheral terminal 20, and then the peripheral terminal is used for automatic testing to achieve It is not necessary to re-upgrade the official navigation program stored in the flash memory of the car navigation device 10, and because the production process is simplified, the production time is saved, the production efficiency is improved, and the official navigation program is not affected.

[0037] In the embodiment, as shown in FIG. 1, in this embodiment, the following may further be included:

[0038] If it is detected in the step S101 that the external booting program does not exist, the process proceeds to step S103, and it is detected whether the first preset name of the official navigation program exists in the flash memory of the car navigation system 10, if the car navigation device 1 If the first preset name of the official navigation program is detected in the flash memory of 0, the process proceeds to step S104, and the official navigation program is run; if the first preset name of the official navigation program is not detected in the flash memory of the car navigation device 10, Go to step S403 to enter the desktop of the operating system of the car navigation system 10. The production department of the car navigation system can select the original working mode to perform the test using the official navigation program stored in the flash memory of the car navigation device.

[0039] Further, in some embodiments, after the issuing the test program command in step S402, the method further includes: closing the test boot program. That is, after the test program is started, the test guide needs to be closed because the test guide has completed the mission of starting the test program.

It needs to be turned off to save space in the system and prevent it from interfering with the testing process.

[0040] Further, in some embodiments, before the step S101, the method further includes: after storing the external boot program in the external terminal 20, communicating the external terminal 20 with the car navigation device 10 that needs to be tested. connection. That is, by externally connecting the external terminal 20 to the car navigation system 10, the external boot program, the test boot program, and the test program stored in the peripheral terminal 20 can be communicably connected to the car navigation device 10 that needs to be tested. Then, the peripheral terminal is used for automatic testing, so as to achieve the purpose of not re-upgrading the official navigation program stored in the flash memory of the car navigation device 10.

[0041] Further, in some embodiments, the performing the automatic test of the car navigation system 10 according to the test program in the step S402 includes: saving the configuration file generated in the automatic test process on the external terminal 20 In this way, it avoids the configuration file generated during the test, which affects the factory configuration of the official program.

[0042] Further, in some embodiments, before the step S101, the method further includes: powering on the car navigation device 10, and starting the operating system of the car navigation system 10; that is, first powering before performing the test. , simulate the downtime of car navigation during use. According to the test procedure in step S402 After the automatic test of the car navigation device 10, the method further includes: after the automatic test is completed, the car navigation device 10 is powered off, and the communication connection between the external terminal 20 and the car navigation device 10 is broken. After the test is completed, the power supply needs to be powered off. And disconnecting the external terminal 20 to perform the test process of the next car navigator 10

As shown in FIG. 2, FIG. 2 is a schematic structural diagram of an automated test system of a car navigation system according to an embodiment of the present invention; the present invention further provides an automated test system for a car navigation system 10, including: a car navigation system 1 0, including flash memory for storing the official navigation program and its name information; the navigation program officially released by the usual car navigation system is generally stored in the built-in flash memory of the car navigation system, so as to immediately enter the car navigation system, immediately enter Navigation mode.

[0044] The external terminal 20 is communicatively connected to the car navigation system 10, and configured to store the external boot program, the test boot program, and the test program; after receiving the external boot program, start the external boot program and send After starting the test boot program instruction, running the test boot program; after receiving the start test program command, running the test program for automatic test; by using the above settings, storing the required external boot program, test boot in the peripheral terminal The program and the test program, in turn, use the peripheral terminal for automatic testing, so as to achieve the purpose of not having to re-upgrade the official navigation program stored in the flash memory of the car navigation device 10.

[0045] The test terminal 30 is connected to the car navigation system 10 for detecting that the external boot program exists, and the external boot program is started; and is further configured to detect the car navigation device 10 after running the test boot program. Whether there is a first preset name of the official navigation program in the flash memory: if the first preset name of the official navigation program is detected in the flash memory of the car navigation device 10, the first navigation program in the flash memory of the car navigation device 10 is first After the preset name is modified to the second preset name, resetting and restarting the operating system of the car navigation system 10 and entering the desktop of the operating system, and then returning to continue detecting the existence of the external boot program; if the car navigation device 10 does not detect the flash memory Going to the first preset name of the official navigation program, detecting whether there is a second preset name of the official navigation program in the flash memory of the car navigation system 10: If the second navigation of the official navigation program is detected in the flash memory of the car navigation device 10 If the name is set, the second preset name of the official navigation program in the flash memory of the car navigation device 10 is modified to the first preset name, and then The test program command is executed, and the automatic test of the car navigation device 10 is performed according to the test program; if the second preset name of the official navigation program is not detected in the flash memory of the car navigation device 10, the operating system of the car navigation device 10 is entered. Desktop. Pass In the application of the invention, the production department of the car navigation system can store the required external guidance program, test guide program and test program in the peripheral terminal as needed, and then use the peripheral terminal to perform automatic test.

It achieves the purpose of not having to re-upgrade the official navigation program stored in the flash memory of the car navigation system many times, and because the production process is simplified, the production time is saved, the production efficiency is improved, and the release of the official navigation program is not affected.

[0046] Further, the test terminal 30 is further configured to detect whether there is a first preset name of the official navigation program in the flash memory of the car navigation system 10 when it is detected that the external boot program does not exist, if the car navigation device 10 The first preset name of the official navigation program is detected in the flash memory, and the official navigation program is run; if the first preset name of the official navigation program is not detected in the flash memory of the car navigation device 10, the car navigation device 10 is entered. The operating system's desktop. The production department of the car navigation system can choose to maintain the original working mode to test using the official navigation program stored in the flash memory of the car navigation system.

[0047] As a preferred embodiment, as shown in FIG. 3, FIG. 3 is a schematic structural diagram of an automated test system of a car navigation system in another embodiment of the present invention. The automatic test system of the car navigation system of the embodiment further includes a signal generator, and the signal generator is disposed between the test terminal 30 and the car navigation device 10, and is configured to receive the test command of the test terminal 30, and then The navigator 10 sends a signal. In the present invention, the signal generated by the signal generator includes a GPS (Global Positioning System) signal, which can be used to verify the strength of the car navigation system 10 in accepting GPS signals during the test.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the present invention. Within the scope of protection of the invention.

Claims

Claim

[Claim 1] An automated test method for a car navigation system, comprising the steps of:

51, detecting the existence of the external boot program, starting the external boot program, and starting the test bow I guide program through the external guide program, then proceeds to step S2;

52. Detecting whether there is a first preset name of the official navigation program in the flash memory of the car navigation device: If the first preset name of the official navigation program is detected in the flash memory of the car navigation device, proceed to step S3; if the car navigation device The first preset name of the official navigation program is not detected in the flash memory, then proceeds to step S4;

After modifying the first preset name of the official navigation program in the flash memory of the car navigation device to the second preset name, resetting and restarting the operating system of the car navigation system and entering the desktop of the operating system, and then returning to step S1 ;

₅ 4. Detecting whether there is a second preset name of the official navigation program in the flash memory of the car navigation device: If the second preset name of the official navigation program is detected in the flash memory of the car navigation device, the flash memory in the car navigation device After the second preset name of the official navigation program is modified to the first preset name, an instruction to start the test program is issued, and the automatic test of the car navigation system is performed according to the test program; if the official navigation is not detected in the flash memory of the car navigation system The second preset name of the program enters the desktop of the operating system of the car navigation system.

[Claim 2] The method for automatically testing a car navigation system according to claim 1, wherein the step S1 further includes:

If it is detected that the external boot program does not exist, detecting whether the first preset name of the official navigation program exists in the flash memory of the car navigation system, and if the first preset name of the official navigation program is detected in the flash memory of the car navigation device, The official navigation program is run; if the first preset name of the official navigation program is not detected in the flash memory of the car navigation device, the desktop of the operating system of the car navigation system is entered.

[Claim 3] The method for automatically testing a car navigation system according to claim 1, wherein the issuing the test program command in the step S4 further comprises: closing the test boot program.

[Claim 4] An automated test method for a car navigation system according to claim 1, characterized in that Before the step SI, the method further includes: after storing the external boot program in the external terminal, communicatively connecting the external terminal with the car navigation device.

[Claim 5] The automatic test method of the car navigation system according to claim 4, wherein the automatic test of the car navigation system according to the test program in the step S4 comprises: the automatic test process The configuration file generated in the file is saved in the external terminal.

[Claim 6] An automated test method for a car navigation system according to claim 4, wherein:

Before the step S1, the method further includes: powering on the car navigation device, and starting the operation system of the car navigation device;

After the automatic test of the car navigation system according to the test program in the step S4, the method further includes: after the automatic test is completed, powering off the car navigation device, and disconnecting the communication connection between the external terminal and the car navigation device.

[Claim 7] The method for automatically testing a car navigation system according to claim 1, wherein the operating system of the car navigation system is windows CE.

[Claim 8] An automated test system for a car navigation system, comprising:

a car navigation device, comprising: a flash memory for storing an official navigation program and its name information; an external terminal, communicatively coupled to the car navigation device, for storing the external boot program, a test boot program, and a test program; The external boot program 吋, after starting the external command and sending the start test command, running the test guide; after receiving the start test program command, running the test program for automatic test ;

a test terminal, configured to be connected to the car navigation device, configured to detect the presence of an external boot program, to activate the external boot program; and to detect whether there is an official navigation in the flash memory of the car navigation system after running the test boot program The first preset name of the program: if the first preset name of the official navigation program is detected in the flash memory of the car navigation device, the first preset name of the official navigation program in the flash memory of the car navigation device is modified to the second pre- After setting the name, reset and restart the operating system of the car navigation system and enter the desktop of the operating system, then return to continue detecting the existence of the external boot program; if the car navigation device does not detect positive flash memory The first preset name of the navigation program detects whether there is a second preset name of the official navigation program in the flash memory of the car navigation system: if the second preset name of the official navigation program is detected in the flash memory of the car navigation system, After modifying the second preset name of the official navigation program in the flash memory of the car navigation device to the first preset name, issuing a start test program command, and performing an automatic test of the car navigation device according to the test program; The second preset name of the official navigation program is not detected in the flash memory, and then enters the desktop of the operating system of the car navigation system.

[Claim 9] The automated test system of the car navigation system according to claim 8, further comprising a signal generator, the signal generator being disposed between the test terminal and the car navigation system, After receiving the test command of the test terminal, send a signal to the car navigation system

[Claim 10] The automated test system of the car navigation system according to claim 8, wherein the test terminal is further configured to detect whether the external navigation program does not exist, and detect whether the car navigation device is in the flash memory. There is a first preset name of the official navigation program. If the first preset name of the official navigation program is detected in the flash memory of the car navigation device, the official navigation program is run; if the official navigation is not detected in the flash memory of the car navigation device The first preset name of the program enters the desktop of the operating system of the car navigation system.