CN204883269U

CN204883269U - Data acquisition system

Info

Publication number: CN204883269U
Application number: CN201520614722.6U
Authority: CN
Inventors: 王相国; 代吉祥; 冯雪; 李巍巍; 王翠翠
Original assignee: Liaoning Zhongruan Information Technology Co Ltd
Current assignee: Liaoning Zhongruan Information Technology Co Ltd
Priority date: 2015-08-14
Filing date: 2015-08-14
Publication date: 2015-12-16
Anticipated expiration: 2025-08-14

Abstract

The utility model discloses a data acquisition system belongs to the data acquisition field. It includes analog quantity collection module, microcontroller module, level conversion module, debugging interface module and power module, analog quantity collection module, level conversion module, debugging interface module and power module respectively with microcontroller module electric connection, power module with debugging interface module electric connection. Its analog quantity collection module is equipped with two and gathers the input interface, and throughput is big, it is provided with level conversion module and stable power module, and the system is stable, its circuit adopts STM32 singlechip and MAX232 chip control, has reduced circuit module, and the circuit is simpler.

Description

A kind of data acquisition system (DAS)

[technical field]

The utility model belongs to data collecting field, particularly relates to a kind of data acquisition system (DAS).

[background technology]

Data acquisition system (DAS) is exactly the simulating signal that exports of pick-up transducers and is converted to the digital signal that computing machine can identify, sends into computing machine and to go forward side by side line item or printing, to monitor some physical quantity.Wherein a part of data are also used for controlling some physical quantity by by the computing machine in production run.Along with the develop rapidly of Microcomputer Technology is with universal, data acquisition and monitoring has become the detection technique become more and more important.Data acquisition is the important step in the systems such as Industry Control, and usually adopt the Single Chip Microcomputer (SCM) system of some function opposite independent to realize, as the indispensable part of TT&C system, the performance characteristics of data acquisition directly has influence on whole system.But the data throughout of existing data acquisition system (DAS) is little, the stability of system is bad, and circuit is more complicated.

[utility model content]

The purpose of this utility model is the deficiency effectively overcoming above-mentioned technology, provides a kind of data acquisition system (DAS), and its data throughout is large, and system stability, circuit is simpler.

The technical solution of the utility model is achieved in that it comprises analogue collection module, its improvements are: it also comprises micro controller module, level switch module, debugging interface module and power module, described analogue collection module, level switch module, debugging interface module and power module are electrically connected with described micro controller module respectively, and described power module and described debugging interface module are electrically connected.

In said structure, described micro controller module has been provided with the STM32 single-chip microcomputer of control action.

In said structure, described analogue collection module is provided with two Gather and input interfaces.

In said structure, described level switch module is provided with MAX232 chip.

In said structure, described power module is provided with LM2575 chip.

The beneficial effects of the utility model are: its analogue collection module is provided with two Gather and input interfaces, and data throughout is large; It is provided with level switch module and stable power module, system stability; Its circuit adopts STM32 single-chip microcomputer and MAX232 chip controls, and decrease circuit module, circuit is simpler.

[accompanying drawing explanation]

Fig. 1 is functional block diagram of the present utility model.

[embodiment]

Below in conjunction with drawings and Examples, the utility model will be further described.

With reference to shown in Fig. 1, a kind of data acquisition system (DAS) that the utility model discloses, it comprises analogue collection module, micro controller module, level switch module, debugging interface module and power module, described analogue collection module, level switch module, debugging interface module and power module are electrically connected with described micro controller module respectively, and described power module and described debugging interface module are electrically connected.

Described micro controller module has been provided with the STM32 single-chip microcomputer of control action, and this STM32 single-chip microcomputer is also connected with crystal oscillating circuit, and micro controller module mainly plays control treatment effect; Described analogue collection module is provided with two LM324AD converters, and two LM324AD converters are all connected to Gather and input interface, and analogue collection module for gathering the analog quantity of external unit, and changes into digital quantity analog quantity; Described level switch module is provided with MAX232 chip, and this MAX232 chip is also connected with dual serial mouth, and level switch module plays a part to regulate level; Described power module is provided with LM2575 and reg1117 chip, and this power module is to micro controller module and debugging interface module for power supply; Described debugging interface module provides the interface with external reception equipment connection, for treated digital quantity is transferred to external reception equipment.

Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to restriction of the present utility model.In technological thought category of the present utility model, can occur various distortion and amendment, all those of ordinary skill in the art, according to describing retouching, the amendment made above or equivalent replacing, all belong to the scope that the utility model is protected.

Claims

1. a data acquisition system (DAS), it comprises analogue collection module, it is characterized in that: it also comprises micro controller module, level switch module, debugging interface module and power module, described analogue collection module, level switch module, debugging interface module and power module are electrically connected with described micro controller module respectively, and described power module and described debugging interface module are electrically connected.

2. a kind of data acquisition system (DAS) according to claim 1, is characterized in that: described micro controller module has been provided with the STM32 single-chip microcomputer of control action.

3. a kind of data acquisition system (DAS) according to claim 1, is characterized in that: described analogue collection module is provided with two Gather and input interfaces.

4. a kind of data acquisition system (DAS) according to claim 1, is characterized in that: described level switch module is provided with MAX232 chip.

5. a kind of data acquisition system (DAS) according to claim 1, is characterized in that: described power module is provided with LM2575 chip.