CN102358244A - Self-diagnosis method for automobile radio - Google Patents

Self-diagnosis method for automobile radio Download PDF

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Publication number
CN102358244A
CN102358244A CN2011102234753A CN201110223475A CN102358244A CN 102358244 A CN102358244 A CN 102358244A CN 2011102234753 A CN2011102234753 A CN 2011102234753A CN 201110223475 A CN201110223475 A CN 201110223475A CN 102358244 A CN102358244 A CN 102358244A
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China
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diagnosis
self
step
radio
time
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CN2011102234753A
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Chinese (zh)
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CN102358244B (en
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方加强
桑晓华
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惠州市德赛西威汽车电子有限公司
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Abstract

The invention relates to a diagnosis technology for an automobile radio, in particular to a self-diagnosis method for the automobile radio. The method comprises a self-diagnosis circulation step and a self-diagnosis cancellation step. Diagnosis can be automatically started and canceled, the failing position of the whole radio can be diagnosed, a corresponding hint can be made for a failure, and the radio can automatically quit from a diagnostic routine, so detection diagnosis efficiency is greatly improved.

Description

一种汽车收音机自诊断方法 An automobile radio self-diagnosis method

技术领域 FIELD

[0001] 本发明涉及一种汽车收音机的诊断技术。 [0001] The present invention relates to a technique for the diagnosis of a car radio. 背景技术 Background technique

[0002] 收音机是现有汽车必备设备,但是如果在收音机开机使用过程中出现故障进行检测诊断操作很复杂,不能诊断出故障的位置以及故障的种类,诊断效率低。 [0002] existing car radio is necessary equipment, but if the radio is switched on during use is detected failure diagnosis operation is very complicated and can not be diagnosed failure type and location of the fault, the diagnosis efficiency is low.

发明内容 SUMMARY

[0003] 有鉴于此,本发明要解决的技术问题是提供一种可自动进行诊断、可诊断出故障位置和类型的汽车收音机自诊断方法。 [0003] Accordingly, the present invention is to solve the technical problem of providing an automatic diagnosis, and fault location can be diagnosed type of car radio self-diagnostic method.

[0004] 为了解决上述技术问题,本发明采用如下方式实现: [0004] To solve the above problems, the present invention adopts the following manner:

一种汽车收音机自诊断方法,包括自诊断循环步骤以及自诊断取消步骤,所述的自诊断循环步骤包括: An automobile radio self-diagnosis method comprising the step of circulating self-diagnosis and self-diagnosis cycle self-diagnosis step cancellation step comprises:

a、开机,系统判断自诊断自动启动标志位是否为1,如果该标识位为1则进行天线诊断,否则不进行诊断,如果天线诊断正常,则进入下一步,否则进入e步骤; a, boot, the system automatically starts the self-diagnosis is determined whether the flag bit is 1, if the flag is an antenna diagnosis, diagnosis or not, if the antenna diagnosis is normal, the process proceeds to the next step, otherwise go to step e;

b、麦克风诊断,如果诊断正常,则进入下一步,否则进入e步骤; C、电话信号诊断,如果诊断正常,则进入下一步,否则进入e步骤; B, microphone diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e; C, telephone signals diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e;

d、⑶C接口诊断,如果诊断正常,则进入下一步,否则进入a步骤循环; d, ⑶C interfaces diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to a step in the cycle;

e、判断错误出现位置,并通过8字段显示屏显示。 E, an error position is determined, and displayed by the display field 8.

[0005] 其中,所述的自诊断取消步骤包括: [0005] wherein said self-diagnosis cancellation step comprises:

a、计算收音机以往每次开机时汽车行驶时间,并通过汽车总控器获得汽车在每次收音机开机时的平均行使速度,该行使时间与该平均行使速度相乘得出以往每次开机时汽车所行使的距离DO ; a, calculating radio conventional cars each boot time, and the average speed of the exercise of power by each radio obtaining total car controller automobile, the exercise time is the time obtained by multiplying the mean exercise velocity conventional cars each boot exercised by distance DO;

b、收音机开机、进入自诊断步骤后,将距离DO与实时状态下行使的距离Dx进行比较; C、如果DO >= Dx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 B, the radio is on, into the self-diagnosis step, the distance to the next exercise distance Dx DO and comparing the real-time state; C, if the DO> = Dx, step continues the self-diagnosis cycle is valid, otherwise closed loop self-diagnosis step.

[0006] 其中,所述的自诊断取消步骤包括: [0006] wherein said self-diagnosis cancellation step comprises:

a、收音机开机,并计算开机时间Tx,将该开机时间Tx与预存的上一次收音机开机时间TO进行比较; a, the radio is on, and calculates the start time Tx, Tx and the starting time of the last pre-stored radio boot time TO is compared;

b、如果TO >= Tx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 B, if TO> = Tx, the step of self-diagnosis cycle remain valid, otherwise closed loop self-diagnosis step.

[0007] 与现有技术相比,本发明能够根据设定自动开启对汽车收音机进行诊断,能够诊断出整机的故障位置,可对故障进行相应的提示,并且也可自动退出诊断程序,大大提高了检测诊断的效率。 [0007] Compared with the prior art, the present invention can be set to automatically open the car radio in accordance with the diagnosis, can diagnose machine fault location, the fault may be a prompt, and may also automatically exit diagnostic procedures, greatly improving the efficiency of detection and diagnosis.

附图说明 BRIEF DESCRIPTION

[0008] 图1为本发明实施例自诊断流程图; 图2为本发明实施例自诊断取消流程图;图3为本发明另一种自诊断取消流程图。 [0008] The flowchart of FIG. 1 embodiment of the self-diagnostic embodiment of the invention; FIG. 2 embodiment of the present invention self-diagnostic flowchart canceled; FIG. 3 is a flowchart illustrating another inventive cancel self-diagnosis. 具体实施方式 Detailed ways

[0009] 针对现有技术存在的缺陷,为了便于本领域技术人员理解,下面将结合附图对本发明的作进一步详细描述: [0009] for the drawbacks of the prior art, in order to facilitate those skilled in the art understand, will be further described in conjunction with the accompanying drawings of the present invention in detail:

本实施例揭示的是一种对汽车收音机进行自动诊断的方法,该方法提出的技术方案能够根据设定自动开启对汽车收音机进行诊断,能够诊断出整机的故障位置,可对故障进行相应的提示,并且也可自动退出诊断程序。 This embodiment is disclosed a method for automatic diagnosis of the car radio, the method proposed solution can be set to automatically open the car radio in accordance with the diagnosis, can diagnose machine fault location, the fault may be appropriate tips, and also automatically exit the diagnostic program.

[0010] 在本实施例中,该方法包括自诊断循环步骤以及自诊断取消步骤,其中,如附图1 所示,自诊断循环步骤包括: [0010] In the present embodiment, the method includes the step of self-diagnosis and self-diagnosis cycle cancellation step in which, as shown in Figure 1, the self diagnosis cycle comprises:

a、开机,系统判断自诊断自动启动标志位是否为1,如果该标识位为1则进行天线诊断,否则不进行诊断,如果天线诊断正常,则进入下一步,否则进入e步骤; a, boot, the system automatically starts the self-diagnosis is determined whether the flag bit is 1, if the flag is an antenna diagnosis, diagnosis or not, if the antenna diagnosis is normal, the process proceeds to the next step, otherwise go to step e;

b、麦克风诊断,如果诊断正常,则进入下一步,否则进入e步骤; C、电话信号诊断,如果诊断正常,则进入下一步,否则进入e步骤; B, microphone diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e; C, telephone signals diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e;

d、CDC (Communication Device Class)接口诊断,如果诊断正常,则进入下一步,否则进入a步骤循环; d, CDC (Communication Device Class) interfaces diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to a step in the cycle;

e、判断错误出现位置,并通过8字段显示屏显示。 E, an error position is determined, and displayed by the display field 8.

[0011] 其中,如附图2所示,所述的自诊断取消步骤包括: [0011] wherein, as shown in Figure 2, to cancel the self-diagnosis step comprises:

a、计算收音机以往每次开机时汽车行驶时间,并通过汽车总控器获得汽车在每次收音机开机时的平均行使速度,该行使时间与该平均行使速度相乘得出以往每次开机时汽车所行使的距离D。 a, calculating radio conventional cars each boot time, and the average speed of the exercise of power by each radio obtaining total car controller automobile, the exercise time is the time obtained by multiplying the mean exercise velocity conventional cars each boot exercised distance D. ;

b、收音机开机、进入自诊断步骤后,将距离Dtl与实时状态下行使的距离Dx进行比较; C、如果Dtl >= Dx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 B, the radio is on, into the self-diagnosis step, the exercise distance Dtl at a distance Dx and comparing the real-time state; C, if Dtl> = Dx, step continues the self-diagnosis cycle is valid, otherwise closed loop self-diagnosis step.

[0012] 此外,如附图3所示,所述的自诊断取消步骤还可以为: [0012] Further, as shown in Figure 3, the self-diagnostic steps may also be canceled:

a、收音机开机,并计算开机时间Tx,将该开机时间Tx与预存的上一次收音机开机时间T0进行比较; a, the radio is on, and calculates time Tx power, the Tx power and the last time the radio is on a pre-stored time T0 are compared;

b、如果Ttl >= Tx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 B, if Ttl> = Tx, the step of self-diagnosis cycle remain valid, otherwise closed loop self-diagnosis step.

[0013] 通过上述步骤,诊断程序可以自动启动以及取消,诊断出故障的位置以及类型,并显示出来。 [0013], the diagnostic program can be started automatically by the above steps and canceled, the location of the fault diagnosis and the type and displayed.

[0014] 以上所述实施例仅表达了本发明的实施方式,其描述较为具体和详细,不能因此而理解为对本发明专利范围的限制。 [0014] The above embodiments are only expressed embodiment of the present invention, more specific and detailed description thereof will not therefore be understood as limiting the scope of the present invention. 应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。 It should be noted that those of ordinary skill in the art, without departing from the spirit of the present invention, can make various changes and modifications, which fall within the protection scope of the present invention.

Claims (3)

1. 一种汽车收音机自诊断方法,包括自诊断循环步骤以及自诊断取消步骤,其特征在于,所述的自诊断循环步骤包括:a、开机,系统判断自诊断自动启动标志位是否为1,如果该标识位为1则进行天线诊断,否则不进行诊断,如果天线诊断正常,则进入下一步,否则进入e步骤;b、麦克风诊断,如果诊断正常,则进入下一步,否则进入e步骤;C、电话信号诊断,如果诊断正常,则进入下一步,否则进入e步骤;d、⑶C接口诊断,如果诊断正常,则进入下一步,否则进入a步骤循环;e、判断错误出现位置,并通过8字段显示屏显示。 A car radio self-diagnosis method comprising the step of self-diagnosis and self-diagnosis cycle cancellation step, wherein said self-diagnosis cycle comprising the steps: a, the boot, the system automatically starts the self-diagnosis is determined whether the flag bit is 1, If the flag is an antenna diagnosis, diagnosis or not, if the antenna diagnosis is normal, the process proceeds to the next step, otherwise go to step e; B, microphone diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e; C, telephone signals diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to step e; d, ⑶C interfaces diagnosis if the diagnosis is normal, the process proceeds to the next step, otherwise go to a step of the cycle; e, a position determination error, and by 8 field monitor display.
2.根据权利要求1所述的汽车收音机自诊断方法,其特征在于,所述的自诊断取消步骤包括:a、计算收音机以往每次开机时汽车行驶时间,并通过汽车总控器获得汽车在每次收音机开机时的平均行使速度,该行使时间与该平均行使速度相乘得出以往每次开机时汽车所行使的距离D。 The car radio according to claim 1 self-diagnostic method, wherein said cancellation step comprises a self-diagnosis: a, a conventional calculation radio cars each boot time, and obtained by the total auto car controller every radio average exercise boot speed, exercise time is calculated by multiplying the distance every time you turn the car in the past exercised and the exercise of average speed D. ;b、收音机开机、进入自诊断步骤后,将距离Dtl与实时状态下行使的距离Dx进行比较;C、如果Dtl >= Dx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 ; B, the radio is on, into the self-diagnosis step, the exercise distance Dtl at a distance Dx and comparing the real-time state; C, if Dtl> = Dx, step continues the self-diagnosis cycle is valid, otherwise closed loop self-diagnosis step.
3.根据权利要求1所述的汽车收音机自诊断方法,其特征在于,所述的自诊断取消步骤包括:a、收音机开机,并计算开机时间Tx,将该开机时间Tx与预存的上一次收音机开机时间T0进行比较;b、如果Ttl >= Tx,则自诊断循环步骤继续有效,否则关闭自诊断循环步骤。 The car radio according to claim 1 self-diagnostic method, wherein said cancellation step comprises a self-diagnosis: a, the radio is on, and calculates time Tx power, the power-on time Tx of a pre-stored radio comparing start time T0; B, if Ttl> = Tx, the step of self-diagnosis cycle remain valid, otherwise closed loop self-diagnosis step.
CN 201110223475 2011-08-05 2011-08-05 Self-diagnosis method for automobile radio CN102358244B (en)

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CN109155638A (en) * 2016-12-08 2019-01-04 华为技术有限公司 A kind of radio antenna diagnostic circuit, diagnostic method and device

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CN109155638A (en) * 2016-12-08 2019-01-04 华为技术有限公司 A kind of radio antenna diagnostic circuit, diagnostic method and device

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