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Control board

A technology of control board and input interface, which is applied in the direction of program control, computer control, general control system, etc., can solve the problems of long development cycle, poor system stability, and few input and output interfaces, and achieve strong anti-electromagnetic interference ability and stable system Good performance and strong versatility

Inactive Publication Date: 2013-09-25
KUNSHAN LEAGUE AUTOMECHANISM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the existing control board design and development cycle is long, the versatility is poor, the cost is high, the input and output interfaces are few, and it cannot effectively display whether each input and output is normal, the anti-electromagnetic interference ability is not enough, and the system stability is poor.

Method used

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Embodiment Construction

[0013] The present invention will be further described below in conjunction with the accompanying drawings.

[0014] Such as figure 1 and figure 2 As shown, a control board includes an input interface module, a microprocessor, an analog pulse generating circuit and an output interface module, and is characterized in that: the input interface module is connected to the microprocessor through a photocoupler, and the microprocessor The analog pulse generating circuit is connected with the output interface module; the analog pulse generating circuit includes a driving circuit. The drive circuit includes a 74hc14 drive chip.

[0015] The control board also includes a power module, and the power module includes capacitors for supplying power to the microprocessor for filtering.

[0016] The control board also includes a jumper for controlling each signal to be turned on or off.

[0017] Such as figure 2 As shown, it is one of the embodiments of the present invention, and the ...

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Abstract

The invention discloses a control board which comprises an input interface module, a microprocessor, an analog pulse generation circuit and an output interface module. The input interface module is connected with the microprocessor through a photoelectric coupler, the microprocessor is connected with the output interface module through the analog pulse generation circuit, the analog pulse generation circuit comprises a drive circuit, and the drive circuit comprises a 74hc14 drive chip. The control board is simple in structure, low in cost, strong in anti-electromagnetic interference capacity and good in system stability, has industrial grade lightning protection high reliability performance, and has no dead halt phenomenon; digital quantity working condition indicator lights are provided, every digital quantity input and output has an indicator light, and working conditions of input points are conveniently observed.

Description

technical field [0001] The invention relates to a control panel and belongs to the technical field of industrial control. Background technique [0002] At present, the existing control board has a long design and development cycle, poor versatility, high cost, few input and output interfaces, and cannot effectively display whether each input and output is normal, insufficient anti-electromagnetic interference capability, and poor system stability. Contents of the invention [0003] Purpose: In order to overcome the deficiencies in the prior art, the present invention provides a control panel. [0004] Technical solution: In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: [0005] A control board, including an input interface module, a microprocessor, an analog pulse generating circuit and an output interface module, is characterized in that: the input interface module is connected to the microprocessor thr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/042
Inventor 肖辉
Owner KUNSHAN LEAGUE AUTOMECHANISM
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