CN202433970U - Car recorder with positioning function - Google Patents

Abstract

The utility model provides a car recorder with a positioning function, which comprises a micro-processing module, and a data collecting module, a data storage module, a global positioning system (GPS) module, a communication module, a human-computer interface module, a real-time clock module, a power supply module and a resetting circuit module, which are connected with the micro-processing module. Due to the adoption of the car recorder with the positioning function, different information such as car speed information, switching value and operating information of each light, a front door, a rear door, ignition, brake and windshield wiper in the running process of a car can be effectively recorded.

Description

A kind of drive recorder with positioning function

Technical field

The utility model relates to technical field of automotive electronics, and a kind of drive recorder with positioning function is provided.

Background technology

Data shows according to the relevent statistics, and the traffic hazard 80% or more is by the driving over the speed limit of driver, fatigue driving, break rules and regulations to scramble for roads, negligence etc. caused.Simultaneously, many traffic hazards are owing to have no the record of going, can not be in time, analysis of failure exists exactly, analyzes accident responsibility objectively.China's traffic control department does a lot of work for this reason, has worked out many effective management systems.But with traditional ladder of management; Can't detail knowledge automobile current intelligence in the process of moving; Be difficult to automobile is carried out effectively careful dynamic management; Therefore; Objectively be badly in need of a kind of bad steering behavior that can instruct human pilot safe driving, constraint human pilot again can real time record and reproduce the intelligent apparatus of running state of automotive vehicle, with the driving level that improves human pilot, improve the operation management level, reduce the vehicle traffic accident rate and will be that crash analysis identifies that many aspects such as raw data is provided play an important role.

Automobile travel recorder; Be commonly called as " automobile black box ' '; be that a kind of row is installed on the vehicle, other status informations that automobile is sailed speed, time, mileage and relevant vehicle ' write down, store and realize through interface the digital electronic pen recorder of data output.Automobile travel recorder has important practical function and realistic meaning owing to its portability, real-time, reliability, versatility at aspects such as driving safety, traffic administration, transportation management.

Summary of the invention

The purpose of the utility model is to provide a kind of various information in the driving process of can writing down OnePlant drive recorder with positioning function

The utility model is for realizing that above-mentioned purpose adopts following technical scheme:

A kind of drive recorder with positioning function is characterized in that comprising:

Micro treatment module: the core of total system, be responsible for gathering that the data of coming are handled and according to the operation of keyboard, comprise real-time demonstration, the preservation of data and communicate by letter to respond various tasks;

Data acquisition module: this module is responsible for the various data-signals in the collection vehicle running status, comprises analog signals, digital signal and switching value signal;

Data memory module: comprise the FLASH storer and be used for the interim also SDRAM storer of operation system, application program and user data of preserving;

GPS module: accurate vehicle ' longitude and latitude and direction can be provided;

Data communication module: comprise wireless communication unit, usb communication unit and RS232 interface, be responsible for communicating with PC;

Human-machine interface module: comprise the IC-card that is used to confirm driver identity information, information such as real-time status that display automobile goes LCD display, carry out the keyboard circuit of associative operation;

Real-time clock module: be used to provide real-time clock;

Power module: for total system provides stable power, and when system cut-off, power-off protection function is arranged, prevent loss of data;

Reset circuit module: be responsible for resetting of automobile travel recorder System on Chip/SoC;

Said data acquisition module, data memory module, GPS module, communication module, human-machine interface module, real-time clock module, power module and reset circuit module all are connected with micro treatment module;

Said GPS module is connected through RS-232 interface with microprocessor.

The utlity model has following beneficial effect:

The driving information that the utility model adopts positioning function real time record automobile on map, to go, like automobile speed information, switching value information is like the operation information of each car light, front and back door, igniting, brake, rain brush.

Description of drawings

Fig. 1 is the system block diagram of the utility model.

Embodiment

The utility model provides the drive recorder with positioning function, comprises

Micro treatment module: the core of total system, be responsible for gathering that the data of coming are handled and according to the operation of keyboard, comprise real-time demonstration, the preservation of data and communicate by letter to respond various tasks.

Data acquisition module: this module is responsible for the various data-signals in the collection vehicle running status, comprises analog signals, digital signal and switching value signal.

Data memory module: comprise the FLASH storer and be used for the interim also SDRAM storer of operation system, application program and user data of preserving; Flash is generally used for depositing program code, constant table in system, and some need the user data of preservation after system's power down.Information is not lost after the power down of FLASH storer, can preserve the data after the master processor processes for a long time, so that data communication is realized with host computer in the back of stopping.The SDRAM storer is the interim also place of operation system, application program and user data of preserving.

GPS module: accurate vehicle ' longitude and latitude and direction can be provided;

Data communication module: comprise wireless communication unit, usb communication unit and RS232 interface, be responsible for communicating with PC; Need be sent to host computer through this module through handling the data of preserving, it comprises wireless communication unit, RS-232 and three kinds of communication interfaces of USB.The GPS module is all passed through RS-232 interface with the GPRS module and is connected the realization data transmission with microprocessor, the exchange of information, and microprocessor can also be given host computer with the registering instrument data transmission through the RS-32 interface, realizes the analysis to the registering instrument image data; And the mode that adopts wireless communication unit and PC to communicate is convenient and swift; Save the collection mode of connection and be connected the problems of bringing such as wiring inconvenience with PC; USB interface can realize that data download in the storage U disk, are transferred to microprocessor through USB flash disk after the real-time update of electronic chart.

Human-machine interface module: comprise the IC-card that is used to confirm driver identity information, information such as real-time status that display automobile goes LCD display, carry out the keyboard circuit of associative operation; LCD display can show in real time that the various status informations of vehicle comprise real-time time, speed, mileage etc., and keyboard is responsible for the various tasks of system are carried out human-machine operation.

Real-time clock module: be used to provide real-time clock; Automobile travel recorder needs real time record and storing various information in the process that data are gathered, this just requires this system that the real-time clock generator must be arranged.This module plays crucial effects to real-time, accuracy and the reliable provisional capital of system.

Power module: for total system provides stable power, and when system cut-off, power-off protection function is arranged, prevent loss of data.

Reset circuit module: be responsible for resetting of automobile travel recorder System on Chip/SoC.

Said data acquisition module, GPS module, real-time clock module, reset circuit, communication module, human-machine interface module, power module, memory module module all are connected with micro treatment module;

The GPS module realizes data transmission, the exchange of information with being connected with microprocessor through RS-232 interface.

The driving information that the utility model adopts positioning function real time record automobile on map, to go, like automobile speed information, switching value information is like the operation information of each car light, front and back door, igniting, brake, rain brush.

Claims (1)

1. drive recorder with positioning function is characterized in that comprising:

Micro treatment module: the core of total system, be responsible for gathering that the data of coming are handled and according to the operation of keyboard, comprise real-time demonstration, the preservation of data and communicate by letter to respond various tasks;

Data acquisition module: this module is responsible for the various data-signals in the collection vehicle running status, comprises analog signals, digital signal and switching value signal;

Data memory module: comprise the FLASH storer and be used for the interim also SDRAM storer of operation system, application program and user data of preserving;

GPS module: accurate vehicle ' longitude and latitude and direction can be provided;

Data communication module: comprise wireless communication unit, usb communication unit and RS232 interface, be responsible for communicating with PC;

Human-machine interface module: comprise the IC-card that is used to confirm driver identity information, information such as real-time status that display automobile goes LCD display, carry out the keyboard circuit of associative operation;

Real-time clock module: be used to provide real-time clock;

Power module: for total system provides stable power, and when system cut-off, power-off protection function is arranged, prevent loss of data;

Reset circuit module: be responsible for resetting of automobile travel recorder System on Chip/SoC;

Said data acquisition module, data memory module, GPS module, communication module, human-machine interface module, real-time clock module, power module and reset circuit module all are connected with micro treatment module;

Said GPS module is connected through RS-232 interface with microprocessor.