CN203543908U

CN203543908U - Portable learning instrument based on PEPS (Passive Entry Passive Start) system

Info

Publication number: CN203543908U
Application number: CN201320664695.4U
Authority: CN
Inventors: 张明吉
Original assignee: SHANGHAI NAEN AUTOMOBILE TECHNOLOGY Co Ltd
Current assignee: SHANGHAI NAEN AUTOMOBILE TECHNOLOGY Co Ltd
Priority date: 2013-10-25
Filing date: 2013-10-25
Publication date: 2014-04-16
Anticipated expiration: 2023-10-25

Abstract

The utility model discloses a portable learning instrument based on a PEPS (Passive Entry Passive Start) system. The portable learning instrument based on the PEPS system comprises a shell, an equipment wire harness and a circuit board. Input switches and indicating lamps are arranged on the shell, and the circuit board is arranged in the shell, is connected with the equipment wire harness and comprises an MCU (Micro Control Unit) module, a power supply management module, an input detection module, an output control module, a CAN (Controller Area Network) communication module, an LIN (Local Interconnect Network) communication module and a K_Line communication module, wherein the MCU module is used for respectively controlling the power supply management module, the input detection module, the output control module, the CAN communication module, the LIN communication module and the K_Line communication module; the input detection module is connected with the input switches; the output control module is used for controlling the indicating lamps and is connected with the indicating lamps; the power supply management module, the CAN communication module, the LIN communication module and the K_Line communication module are respectively connected with the equipment wire harness. The portable learning instrument based on the PEPS system has the advantages that the overall structure is simple, the instrument is simple and convenient to operate, the cost is low and the working efficiency can be effectively improved.

Description

A kind of portable learning instrument based on PEPS system

Technical field

The utility model relates to a kind of automobile after-sales service technical field, is specifically related to a kind of portable learning instrument based on PEPS system.

Background technology

Without key, enter and key startup (PEPS) system, it is the body control system receiving much concern in recent years, mainly realize driver door and secondary gate side driver without key entered function, and a key start-up performance, its traveling comfort, safety and anti-theft have been subjected to increasing car load factory and client's approval.

Flourish along with auto-domain in recent years, is also progressively improving the demand of PEPS system in market, except the performance of system itself, quality, the corollary equipment that system product is relevant and serve and also need continuous lifting.

PEPS systematic learning instrument is to ensure the automobile be furnished with PEPS system roll off the production line study and the requisite instrument of after-sales service.

But existing PEPS systematic learning instrument forms complex structure, cause that whole learning instrument volume is large, cost is high and the problem such as complicated operation.This causes the use of PEPS systematic learning instrument inconvenient greatly, thereby greatly affects production and the maintenance efficiency that automobile no-key entered and started system.

Utility model content

For the existing composition complex structure of existing PEPS systematic learning instrument, volume is large, cost is high and the problem such as complicated operation, the purpose of this utility model is to provide a kind of portable learning instrument based on PEPS system, its integral structure is simple, easy and simple to handle, cost is low, can effectively increase work efficiency.

In order to achieve the above object, the utility model adopts following technical scheme:

A kind of portable learning instrument based on PEPS system, described learning instrument comprises housing, it also comprises equipment wire harness and circuit card, on described housing, be provided with input switch and indicator lamp, described circuit card is placed in housing and joins with equipment wire harness, it comprises MCU module, power management module, input detection module, output control module, CAN communication module, LIN communication module, K_Line communication module, described MCU module is controlled respectively power management module, input detection module, output control module, CAN communication module, LIN communication module and K_Line communication module, described input detection module and input switch join, described output control module control linkage indicator lamp, described power management module, CAN communication module, LIN communication module and K_Line communication module are joined with equipment wire harness respectively.

In preferred embodiment of the present utility model, the built-in buzzer phone load of described output control module.

Further, described equipment wire harness one end DB25 general purpose interface, the other end is car load diagnosis OBDII interface.

Further, on described housing, be provided with five input switches.

Further, on described housing, be provided with seven indicator lamps.

The portable learning instrument that the utility model provides can utilize it to be connected with automotive diagnosis port, can realize the relational learning function of PEPS system, the features such as it is simple in structure, volume is little, cost is low, easy to operate, can improve production and the maintenance efficiency that automobile no-key entered and started system by actv..

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, further illustrate the utility model.

The shell schematic diagram of the portable learning instrument that Fig. 1 provides for the utility model;

The internal circuit board functional block diagram of the portable learning instrument that Fig. 2 provides for the utility model.

The specific embodiment

For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

The portable learning instrument based on PEPS system that this example provides, mainly comprises a learning instrument body and the equipment wire harness two parts that join with learning instrument body.

Wherein, learning instrument body is mainly comprised of outside housing 100 and the circuit card 200 that is placed in housing 100 inside.

Referring to Fig. 1, it is depicted as the structural representation of the housing 100 of learning instrument body.As seen from the figure, on this housing 100, be provided with and carry out switch region 101, indicator lamp region 102 and DB25 interface 103.Carry out switch region 101 and indicator lamp region 102 with respect to the both sides that are arranged on housing 100.Carry out that switch region 101 is interior arranges five input switches 104, these five input switches 104 are even apart from distributing along straight line.The incoming signal of these concrete input switches 104 is the low actv. switches digital of 12V.

In indicator lamp region 102, be provided with seven LED light 105, along lineal layout, be divided into three groups: topmost one is power light, and all the other 6 are divided into two groups as working station indicator.

DB25 interface 103 is arranged on the bottom of housing 100, for connecting device wire harness.

Referring to Fig. 2, it is depicted as the functional block diagram of the circuit card 200 of learning instrument body interior.For can reduce the structure complexity of learning instrument under the prerequisite that guarantees the various functions of learning instrument, this circuit card 200 is mainly by part mix proportions such as MCU module 201, power management module 202, input detection module 203, output control module 204, CAN communication module 205, LIN communication module 206, K_Line communication modules 207.

Power management module 202, it is mainly that external input voltage is carried out to filtering, to provide stabilized power source to whole learning instrument; Can play the effects such as overcurrent protection, short-circuit protection simultaneously.Concrete, this power management module 202 is formed by corresponding circuit, and is connected in the DB25 interface 103 on shell, to obtain corresponding operating voltage by being connected in the equipment wire harness of this interface.

Input detection module 203, it is mainly that digital signal, the analog signal of outside input are detected, and as the trigger source of each learning process, in detection, obtains outside input when effective, starts to carry out corresponding learning process.Concrete, this input detection module 203 is formed by corresponding circuit, and the input switch 104 on itself and shell joins, and take and detects incoming signal as the low actv. switches digital of 12V.

Output control module 204, it is mainly that external loading is driven, and comprises that height drives and low driving, and as the indication of each learning process, controls source.Concrete, this output control module 204 is formed by corresponding circuit, drives and is connected in seven LED light 10 on shell, by controlling the state of relevant indicator lamp, indicates the running state of current flow process, and the operation result of flow process while finishing.Meanwhile, an also built-in buzzer phone load of output control module 204.

CAN communication module 205, it is mainly responsible for receiving and send CAN message, supports the fault-tolerant CAN communication of low speed.Concrete, this CAN communication module 205 is formed by corresponding circuit, and it is connected in the DB25 interface 103 on shell, to carry out CAN with peripheral hardware and communicate by letter by being connected in the equipment wire harness of this interface.

LIN communication module 206, it is mainly responsible for receiving and send LIN message, supports LIN agreement 2.0.Concrete, this LIN communication module 206 is formed by corresponding circuit, and it is connected in the DB25 interface 103 on shell, to carry out LIN with peripheral hardware and communicate by letter by being connected in the equipment wire harness of this interface.

K_Line communication module 207, it is mainly responsible for receiving and sending K_Line data message.Concrete, this K_Line communication module 207 is formed by corresponding circuit, and it is connected in the DB25 interface 103 on shell, to carry out K_Line with peripheral hardware and communicate by letter by being connected in the equipment wire harness of this interface.

For the equipment wire harness joining with learning instrument body, its one end is DB25 general purpose interface, coordinates and joins with DB25 interface 103 on connectionist learning instrument body housing, and the other end is car load diagnosis OBDII interface, can connect car load.This equipment wire harness can be realized learning instrument body and whole joining thus, it is as power supply wire harness, from car load, obtain power supply for learning instrument provides work required power supply, again as communication wire harness, between learning instrument and integral body, transmit polytype communication message data.

The portable learning instrument forming is thus when work, and by the DB25 general purpose interface end of the DB25 interface 103 connecting device wire harness on shell, the OBDII interface end of equipment wire harness is joined with integral body to be diagnosed.

MCU module 201 in learning instrument is controlled power management module 202 and is passed through equipment wire harness from car load power taking, and carry out after filtering, offer each functional module in learning instrument, after power taking success, output control module 204 is lighted the LED power light of controlling on shell, and learning instrument enters normal working simultaneously.

During work, MCU module 201 is by input detection module 203, the state of cycle detection external switch, when the switch that represents corresponding function is during in significant condition, corresponding learning functionality starts to carry out, MCU module 201 communicates by the interior corresponding controller of corresponding communication module (CAN communication module 205, LIN communication module 206, K_Line communication module 207) and vehicle body, completes the study of association key.In learning process, MCU module 201 is controlled corresponding indicator lamp by output control module 204 simultaneously, and as the flicker of controlling run status indicator lamp, indication learning instrument is in running state etc.

While needing to wait for the action of peripheral operation personnel operation in flow process, while needing delay operation, MCU module 201 drives buzzer call by output control module 204, with alert, carries out corresponding operating; While finishing when piping, continue to carry out corresponding flow process.

After corresponding learning process finishes, MCU module 201 is controlled corresponding functional indicator light indication learning outcome by output control module 204, normal bright expression learning success wherein, and fast blink represents that correlation function learns unsuccessfully.

By the upper portable learning instrument based on PEPS system forming, can be supported all learning functionalities of PEPS system, i.e. brand-new system matches, PEPS coupling, Intelligent key coupling, ESCL coupling and EMS controller coupling after sale after sale after sale after sale.

More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. the portable learning instrument based on PEPS system, described learning instrument comprises housing, it is characterized in that, described learning instrument also comprises equipment wire harness and circuit card, on described housing, be provided with input switch and indicator lamp, described circuit card is placed in housing and joins with equipment wire harness, it comprises MCU module, power management module, input detection module, output control module, CAN communication module, LIN communication module, K_Line communication module, described MCU module is controlled respectively power management module, input detection module, output control module, CAN communication module, LIN communication module and K_Line communication module, described input detection module and input switch join, described output control module control linkage indicator lamp, described power management module, CAN communication module, LIN communication module and K_Line communication module are joined with equipment wire harness respectively.

2. a kind of portable learning instrument based on PEPS system according to claim 1, is characterized in that, the built-in buzzer phone load of described output control module.

3. a kind of portable learning instrument based on PEPS system according to claim 1, is characterized in that, described equipment wire harness one end DB25 general purpose interface, and the other end is car load diagnosis OBDII interface.

4. a kind of portable learning instrument based on PEPS system according to claim 1, is characterized in that, is provided with five input switches on described housing.

5. a kind of portable learning instrument based on PEPS system according to claim 1, is characterized in that, is provided with seven indicator lamps on described housing.