Test system and test method of liquid crystal control module

A technology of control modules and testing methods, which is applied in transmission systems, digital transmission systems, instruments, etc., can solve the problems that human judgment cannot realize technical defense, cannot meet the requirements of time nodes, and the test tooling platform is large in size, etc., so as to achieve easy test operation , Improve test efficiency, simple and easy-to-operate interface

Pending Publication Date: 2021-03-26
CHINA SOUTH IND GRP AUTOMATION RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0017] The invention proposes a test system and test method for a liquid crystal control module, which solves the problems of large volume, difficult assembly, complicated test operation, and inability to meet the time node requirements of existing production tasks, etc., and can automatically input test items input command, and can automatically judge the correctness of the output of the test item, which solves the problem of complex operation of the existing technology and the inability to realize technical defense by human judgment, and improves the test efficiency

Method used

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  • Test system and test method of liquid crystal control module
  • Test system and test method of liquid crystal control module
  • Test system and test method of liquid crystal control module

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Embodiment

[0051] This embodiment proposes a test system for liquid crystal control modules. The test system optimizes the test tooling through an integrated approach. At the same time, a special test software is designed to optimize the traditional test method of manual input of instructions and manual judgment of feedback information. , specifically as Figure 1-2 As shown, a test system for liquid crystal control module, including test tooling and test software.

[0052] The test tooling of this embodiment includes a base plate, a key board, a switching power supply, an industrial computer, a display, and a mouse. 1. The RS232-2 interface is used for serial communication, and the industrial computer is connected to the display and the mouse respectively;

[0053] The base plate of the present embodiment is provided with a board for inserting the control module to be tested;

[0054] The test software of this embodiment is installed on the industrial computer.

[0055] (1) The botto...

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Abstract

The invention discloses a test system of a liquid crystal control module. The system comprises a test tool and test software. The test tool comprises a bottom plate, a keyboard plate, a switching power supply, an industrial personal computer, a display and a mouse, the switching power supply is connected with the bottom plate, the keyboard plate is connected with the bottom plate through an IO bus, the industrial personal computer is in serial port communication with the bottom plate through RS232-1 and RS232-2 interfaces, and the industrial personal computer is connected with the display andthe mouse; the bottom plate is arranged on a board card for inserting a control module to be tested; and the test software is installed on the industrial personal computer. The special test software is designed, test commands can be automatically input, test judgment can be automatically carried out, meanwhile, an existing test tool is improved in an integrated mode, cables and equipment are reduced, the test tool is easier to place and assemble, and the test efficiency is remarkably improved.

Description

technical field [0001] The invention relates to the technical field of liquid crystal screens, in particular to a test system and a test method for a liquid crystal control module. Background technique [0002] The screening temperature box of the existing tooling platform has limited space, it is difficult to place the tooling (4 sets / box), and it is not easy to mass produce. Tooling composition is as follows: [0003] 1. The liquid crystal control module screening test tool has the following multiple wiring harness source lines, RS232 cables, RS422 cables, VGA cables, IO output cables, and IO input cables, a total of 48 pieces; [0004] 2. The liquid crystal control module screening test tool has the following equipment: VGA monitor, MOXA box; [0005] 3. The liquid crystal control module screening test tooling has the following multiple tooling boards: bottom plate, back plate; [0006] 4. The liquid crystal control module screening test tool has the following switches...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09G3/00H04L12/26
CPCG09G3/006H04L43/50
Inventor 胥猛
Owner CHINA SOUTH IND GRP AUTOMATION RES INST
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